4634:
1191:
1179:
970:
227:
1215:
57:
1203:
939:
840:
560:
45:
698:
681:. Contractions of abdominal and pelvic floor muscles can create intra-abdominal pressure, which further increases intra-rectal pressure. The internal anal sphincter (an involuntary muscle) responds to the pressure by relaxing, thus allowing the feces to enter the canal. The rectum shortens as feces are pushed into the anal canal and
716:
are tears in the external lining of the lining (mucosa) of the anus. These are exquisitely painful, with pain occurring after a motion is passed; other symptoms may include minor bleeding, discharge, or itch. Generally, fissures are due to injury to the mucosa, or because of a poor local blood supply
1015:
and anal area for females. This is because of indirect stimulation of the prostate and vagina or clitoral legs. For a male insertive partner, the tightness of the anus can be a source of pleasure via the tactile pressure on the penis. Pleasure from the anus can also be achieved through
905:. If there is a specific cause identified, the cause may be treated to relieve the itch. Otherwise, treatment includes keeping the area clean and dry, ceasing topical creams and ointments, and potentially bulk-forming laxatives to reduce the chance of faecal contamination.
807:. They usually occur to the sides of the sphincters, and between the internal and external sphincters, either on the surface, or deeper. They may get bigger, enlarging in the direction of the rectum, and resulting in an abnormal connection called an
889:, can affect the anus area. It is most often due to long-term exposure of the anus to faeces, with reasons including diseases of the anus such as haemorrhoids, fistulas and fissures; poor hygiene or chronic diarrhoea; local infections such as
1856:
Many men find anal intercourse more exciting than penile-vaginal intercourse because the anal opening is usually smaller and tighter than the vagina. Probably the forbidden aspect of anal intercourse also makes it more exciting for some
1214:
489:
that normally maintain constriction of the orifice and which relax as required by normal physiological functioning. The inner sphincter is involuntary and the outer is voluntary. Above the anus is the
1040:
is pleasurable for some, but it poses a more serious threat of damage due to the deliberate stretching of the anal and rectal tissues; its injuries include anal sphincter lacerations and rectal and
417:
1202:
658:
begins to appear around the anus. Although initially sparse, it fills out by the end of puberty, if not earlier. In some genetic populations, androgenic hair is less common.
2019:
4671:
2844:
1126:
is rare because it may interfere with the function of the anus and cause infections. Surface piercings of the perineum are easier to care for and much more common.
1077:
To prevent diseases of the anus and to promote general hygiene, humans often clean the exterior of the anus after emptying the bowels. A rinse with water from a
989:, which can make anal intercourse pleasurable if performed properly. The pudendal nerve that branches to supply the external anal sphincter also branches to the
603:
in the embryo. Below this point, the mucosa of the internal anus becomes skin. The pectinate line is also the division between the internal and external anus.
198:
1575:
3959:
410:
630:
of the gastrointestinal tract transitions to stratified squamous epithelium at the pectinate line. The stratified squamous epithelium gradually accumulates
717:
that prevents proper healing, with spasm of the external anal sphincter contributing. The external anal sphincter can be relaxed by the application of
4550:
685:
push the feces out of the rectum. Relaxation of the internal and external anal sphincters allows the feces to exit from the anus, finally, as the
403:
2012:
1190:
4604:
1920:
1842:
1774:
1736:
1698:
1551:
1462:
174:
4664:
2837:
1420:
1178:
1884:
4535:
3734:
2005:
1489:
938:
145:
1944:"Public Interest in a Potentially Harmful, NonāEvidence-Based "Wellness" Practice: Cross-Sectional Analysis of Perineum Sunning"
1942:
Ottwell, Ryan; Hartwell, Micah; Beswick, Tracy; Rogers, Taylor Calli; Ivy, Heather; Goodman, Marcus; Vassar, Matt (2021-01-26).
4657:
4587:
2830:
4107:
3751:
3634:
977:
is a measurement of the distance from the anus to the genitals. In women, this distance tends to be much smaller than in men.
874:
818:
540:
4406:
4069:
3798:
3509:
3182:
1000:
In addition to nerve endings, pleasure from anal intercourse may be aided by the close proximity between the anus and the
193:
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4242:
4097:
3931:
3821:
2040:
1296:
990:
288:
248:
3916:
3614:
1313:
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of a human female. The raphe perinealis a fibrous plate of tissue that extends from the anus to the scrotum or vulva.
1542:(2018). "Anorectal disorders". In Ralston, Stuart H.; Penman, Ian D.; Strachan, Mark W.; Hobson, Richard P. (eds.).
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994:
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2709:
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The posterior aspect of the rectum and anus exposed by removing the lower part of the sacrum and the coccyx
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580:
482:
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are widely regarded as a necessity while performing anal sex, as well as a slow and cautious penetration.
1021:
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and prevent straining during constipation. Some haemorrhoids require surgery to manage, which may involve
611:
607:
568:
384:
379:
239:
205:
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129:
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62:
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Intra-rectal pressure builds as the rectum fills with feces, pushing the feces against the walls of the
374:
531:. Attitudes toward anal sex vary, and it is illegal in some countries. The anus is often considered a
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4361:
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3851:
3724:
3154:
2901:
2891:
2671:
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635:
117:
4633:
1762:
Vitamin O: Why
Orgasms Are Vital to a Woman's Health and Happiness, and How to Have Them Every Time!
747:
of the anus. Haemorrhoids may; cause bleeding after passing a motion; be painful; cause an itch; or
587:, two muscular rings which control defecation. The anus is surrounded in its length by folds called
504:
In part owing to its exposure to feces, a number of medical conditions may affect the anus, such as
4599:
4450:
4433:
4388:
4252:
4215:
4210:
4165:
3891:
3662:
3624:
3202:
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2420:
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1766:
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226:
789:
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3826:
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3333:
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2483:
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2236:
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1250:
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925:
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462:
389:
322:
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804:
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is often used for this purpose, though anal cleansing practices vary greatly between cultures.
4540:
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4262:
4034:
4024:
3936:
3921:
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3871:
3836:
3543:
3502:
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2811:
2801:
2513:
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1983:
1965:
1916:
1880:
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93:
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3305:
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3144:
3012:
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2285:
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2149:
2099:
2094:
1973:
1955:
1909:
1830:
1728:
1684:
1539:
1457:. illustrations by Richard; Richardson, Paul. Philadelphia: Elsevier/Churchill Livingstone.
1360:
1342:
1220:
1112:
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1012:
781:
339:
334:
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out of the anus. Haemorrhoids are often associated with straining due to constipation, and
56:
4145:
3969:
3886:
3861:
3808:
3788:
3778:
3741:
3522:
3471:
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2032:
1680:
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744:
730:
651:
631:
528:
329:
312:
295:
4820:
1978:
1943:
803:
usually result from infection of the normal glands of the anus, or sometimes because of
5077:
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4180:
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1108:
986:
758:
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133:
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4190:
4044:
3773:
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3044:
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2471:
2459:
2446:
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2184:
2119:
1123:
1041:
777:
344:
1872:
An
Introduction to the Work of a Medical Examiner: From Death Scene to Autopsy Suite
1798:
749:
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injection; worst cases may require surgical intervention, such as "lateral internal
4997:
4499:
4438:
4428:
4398:
4314:
4309:
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576:
88:
1824:
1623:
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1301:. Original from the University of Michigan: Oxford University Press. p. 119.
26:
This article is about the anuses of humans. For the anuses of other animals, see
5082:
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4908:
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4009:
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3994:
3911:
3530:
3446:
3373:
3149:
2496:
2466:
2415:
2320:
2028:
1331:"What every gastroenterologist needs to know about common anorectal disorders"
1275:
1265:
1239:
1116:
945:
740:
678:
672:
655:
627:
548:
474:
81:
76:
3487:
1969:
1356:
186:
5024:
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4356:
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4282:
4267:
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1029:
929:
898:
823:
754:
509:
466:
265:
1997:
1987:
1374:
912:
in more severe cases) as a result of damage during surgery, such as to the
559:
1119:
by deliberate exposure to sunlight, resulting in a darkening of the area.
5032:
4952:
4787:
4720:
4649:
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4455:
4376:
4334:
4277:
4257:
4130:
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3174:
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2089:
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1001:
964:
917:
913:
890:
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726:
600:
544:
524:
490:
275:
20:
1823:
DeLora, Joann S.; Warren, Carol A. B.; Ellison, Carol
Rinkleib (2008) .
1347:
211:
4967:
4913:
4859:
4849:
4735:
4611:
4482:
4411:
4294:
4230:
4185:
4175:
3989:
3951:
3687:
3535:
3212:
3072:
3034:
3029:
3024:
3019:
2991:
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2796:
2714:
2691:
2595:
2585:
2580:
2518:
2501:
2454:
2159:
2109:
2084:
1143:
1045:
1044:(rectosigmoid) perforation, which might result in death. Lubricant and
1037:
697:
647:
596:
498:
300:
270:
260:
1505:
Young, Barbara; Lowe, James S.; Stevens, Alan; Heath, John W. (2006).
4982:
4957:
4898:
4891:
4886:
4881:
4825:
4765:
4745:
4346:
3831:
3652:
3573:
3563:
3350:
2751:
2746:
2681:
2676:
2622:
2558:
2506:
2425:
2315:
2303:
2258:
2217:
2212:
2154:
2079:
1453:
Drake, Richard L.; Vogl, Wayne; Tibbitts, Adam W.M. Mitchell (2005).
1270:
1260:
1130:
1052:
1005:
921:
572:
513:
486:
458:
349:
100:
811:. They are usually managed with surgical drainage and antibiotics.
709:, which separates the internal from the external anus, can be seen.
5062:
5042:
4992:
4972:
4962:
4918:
4864:
4854:
4840:
4797:
4725:
4555:
3269:
3228:
2761:
2756:
2641:
2368:
2275:
2176:
2134:
2124:
2073:
1960:
1802:
1078:
1056:
982:
968:
696:
558:
536:
532:
494:
451:
431:
317:
305:
255:
157:
140:
124:
1478:
Moore, Keith L.; Dalley, Arthur F.; Agur, A. M. R. (2013-02-13).
5067:
5057:
5047:
4977:
4830:
4812:
4730:
4715:
4710:
4195:
4140:
3856:
2528:
2263:
2139:
2057:
356:
112:
27:
4653:
3491:
2826:
2001:
5072:
5037:
4944:
4782:
4777:
4760:
2563:
2380:
2144:
1329:
Schubert, MC; Sridhar, S; Schade, RR; Wexner, SD (July 2009).
834:
765:, in order for it to lose blood supply; or surgical excision.
477:, which is the primary function of the anus. These are the
1111:
is a process in which the anus and perineum is lightened.
757:. Usually, haemorrhoids are managed with medications to
743:
are visible blood vessels from the internal or external
535:
part of the body, and is known by many, usually vulgar,
1507:
Wheater's functional histology: a text and colour atlas
1318:. Original from Oxford University: J. Duffy. p. 7.
1059:
in a number of legal systems. It has been, and in some
851:
579:. The top and bottom of the anus are surrounded by the
595:. This represents the point of transition between the
1063:
continues to be, a crime carrying severe punishment.
5023:
4943:
4934:
4839:
4811:
4701:
4687:
4508:
4397:
4116:
4068:
3945:
3902:
3807:
3760:
3633:
3529:
3433:
3372:
3349:
3286:
3268:
3259:
3227:
3211:
3173:
3125:
3116:
3107:
2990:
2952:
2874:
2865:
2777:
2700:
2662:
2539:
2482:
2441:
2406:
2347:
2284:
2244:
2235:
2203:
2175:
2048:
2039:
729:and improving hydration. Some fissures may require
457:, "ring", "circle") is the external opening of the
192:
180:
168:
156:
151:
139:
123:
111:
99:
87:
75:
70:
37:
1908:
19:"Bumhole" redirects here. Not to be confused with
689:muscles pull the anus up over the exiting feces.
1509:(5th ed.). Churchill Livingstone, Elsevier.
981:The anus has a relatively high concentration of
1869:Miletich, John J.; Tia Laura Lindstrom (2010).
1534:
1532:
1530:
1528:
1526:
1524:
1522:
1520:
1518:
1516:
1415:
1413:
1411:
1409:
1544:Davidson's principles and practice of medicine
4665:
3503:
2838:
2013:
1597:Ansorge, R; Robinson, J (15 September 2019).
1051:Anal intercourse is sometimes referred to as
411:
8:
1546:(23rd ed.). Elsevier. pp. 835ā6.
1448:
1446:
563:Anatomy of the human anus. Frontal section.
4940:
4672:
4658:
4650:
3510:
3496:
3488:
3265:
3122:
3113:
2871:
2845:
2831:
2823:
2241:
2045:
2020:
2006:
1998:
1312:O'Reilly, Edward; O'Donovan, John (1864).
1151:(and their respective British equivalents
418:
404:
221:
55:
43:
1977:
1959:
1671:
1669:
1364:
1346:
1141:The anus has many slang terms including
908:Damage or injury to the anal sphincter (
591:, which converge at a line known as the
1287:
1174:
934:
238:
1724:Human Sexuality: From Cells to Society
881:Itching, incontinence and constipation
209:
34:
1954:(1). JMIR Publications Inc.: e24124.
1484:. Lippincott Williams & Wilkins.
763:placing a band around the haemorrhoid
7:
1653:The Lecturio Medical Concept Library
1628:The Lecturio Medical Concept Library
1393:The Lecturio Medical Concept Library
873:, also called "anal carcinoma", and
508:. The anus is the site of potential
493:, which is also located beneath the
1578:from the original on 10 August 2021
439:
1911:Sexuality Now: Embracing Diversity
1115:is a process in which the anus is
571:, and directly continues from the
567:The anus is the final part of the
49:A woman's anus, without pubic hair
14:
1915:. Cengage Learning. p. 271.
606:The anus receives blood from the
4632:
1826:Understanding Sexual Interaction
1213:
1201:
1189:
1177:
937:
838:
512:and other conditions, including
225:
146:Superficial inguinal lymph nodes
4588:LGBT-affirming religious groups
1799:"Anal Sex Safety: What to Know"
1759:Janina, Valdez Natasha (2011).
1693:. JHU Press. pp. 108ā109.
1687:; Beyer-Flores, Carlos (2009).
819:Sexually transmitted infections
541:sexually transmitted infections
473:from the body during an act of
3752:Sexually transmitted infection
1295:Martim de Albuquerque (1873).
1196:Muscles of the female perineum
1129:Some people have their anuses
1055:or buggery, and is considered
875:anal intraepithelial neoplasia
701:Image of the anus affected by
626:The pseudostratified columnar
527:, the anus can play a role in
16:External opening of the rectum
1:
3799:Women who have sex with women
1242:(Freudian psychosexual stage)
897:; or skin conditions such as
3932:History of erotic depictions
3822:Criminal transmission of HIV
1184:Muscles of the male perineum
1032:, and other penetrative and
991:dorsal nerve of the clitoris
826:, also called anal condyloma
551:can be spread via anal sex.
289:Lower gastrointestinal tract
249:Upper gastrointestinal tract
3917:Counterculture of the 1960s
3093:Enterochromaffin-like cells
1907:Carroll, Janell L. (2009).
1481:Clinically Oriented Anatomy
1455:Gray's anatomy for students
1315:An Irish-English Dictionary
928:, chronic constipation and
737:or advancement anoplasty".
650:, as testosterone triggers
5131:
4639:Human sexuality portal
1721:Rosenthal, Martha (2012).
1070:
962:
948:protrudes out of the anus.
916:region, or resulting from
670:
25:
18:
4627:
3784:Men who have sex with men
995:dorsal nerve of the penis
610:and innervation from the
204:
54:
42:
614:, which branch from the
585:external anal sphincters
3417:External anal sphincter
3412:Intersphincteric groove
3407:Internal anal sphincter
2924:Pterygomandibular raphe
1690:The Orgasm Answer Guide
483:external anal sphincter
479:internal anal sphincter
4681:Human regional anatomy
4060:Split attraction model
4050:Sexual objectification
3960:Anarchism and love/sex
3198:Duodenojejunal flexure
3193:Minor duodenal papilla
3188:Major duodenal papilla
2939:Pharyngobasilar fascia
2934:Buccopharyngeal fascia
2855:gastrointestinal tract
2472:Lymphoid immune system
2041:Musculoskeletal system
1835:University of Virginia
1572:Johns Hopkins Medicine
978:
759:make motions more soft
748:
710:
612:inferior rectal nerves
608:inferior rectal artery
575:, passing through the
569:gastrointestinal tract
564:
385:Anatomical terminology
380:Human digestive system
240:Gastrointestinal tract
206:Anatomical terminology
130:Inferior rectal nerves
106:Inferior rectal artery
4020:Sex-positive movement
3673:Reproductive medicine
3668:Obesity and sexuality
3615:Sexual response cycle
3155:Enteroendocrine cells
2460:Myeloid immune system
2246:Cardiovascular system
1335:World J Gastroenterol
1036:. Anal stretching or
972:
700:
693:Clinical significance
562:
485:, which are circular
375:Gastrointestinal wall
4546:Buddhist monasticism
4536:Christian demonology
4362:Urethral intercourse
4161:Erotic sexual denial
3852:Cybersex trafficking
3725:Erectile dysfunction
2812:Islets of Langerhans
2672:Genitourinary system
2408:Integumentary system
1731:. pp. 133ā135.
1034:non-penetrative acts
654:growth on the body,
469:control the exit of
118:Inferior rectal vein
4600:Sacred prostitution
4389:Wet T-shirt contest
4253:Non-penetrative sex
4211:Mammary intercourse
3892:Revenge pornography
3663:Masters and Johnson
3625:Vaginal lubrication
3088:Gastric chief cells
2702:Reproductive system
2421:Subcutaneous tissue
2190:Cartilaginous joint
1833:(Original from the
1797:Dunkin, Mary Anne.
1767:Skyhorse Publishing
1677:Komisaruk, Barry R.
1568:"Anorectal Abscess"
1421:"Anal Sex, defined"
1348:10.3748/wjg.15.3201
1097:(hair removal), or
1093:Shaving, trimming,
975:anogenital distance
954:Society and culture
946:grade IV hemorrhoid
735:anal sphincterotomy
719:glyceryl trinitrate
461:located inside the
4446:Red-light district
4342:Sexual penetration
4330:Sexual intercourse
4248:Nipple stimulation
3927:Golden Age of Porn
3827:Child sexual abuse
3794:Sexual orientation
3720:Sexual dysfunction
3658:Male contraceptive
3620:Sexual stimulation
3569:Nocturnal emission
2484:Respiratory system
2237:Circulatory system
1251:Anorectal disorder
1246:Anococcygeal nerve
979:
926:fecal incontinence
903:contact dermatitis
885:Itchiness, called
850:. You can help by
711:
565:
463:intergluteal cleft
390:Outline of anatomy
234:Major parts of the
65:, with anus marked
5097:
5096:
5093:
5092:
4647:
4646:
4556:Hindu monasticism
4541:Clerical celibacy
4407:Adult video games
4118:Sexual activities
4035:Sexual attraction
4025:Sexual abstinence
3937:Sexual revolution
3922:Feminist sex wars
3877:Sexual misconduct
3872:Sexual harassment
3837:Indecent exposure
3544:Clitoral erection
3485:
3484:
3477:Muscularis mucosa
3429:
3428:
3425:
3424:
3339:epiploic appendix
3255:
3254:
3183:Suspensory muscle
3145:Intestinal glands
3103:
3102:
2820:
2819:
2343:
2342:
2333:Glymphatic system
2231:
2230:
1922:978-0-495-60274-3
1844:978-0-395-29724-7
1776:978-1-61608-311-3
1769:Inc. p. 79.
1738:978-0-618-75571-4
1700:978-0-8018-9396-4
1685:Nasserzadeh, Sara
1553:978-0-7020-7028-0
1540:Davidson, Stanley
1464:978-0-8089-2306-0
1298:Notes and Queries
1171:Additional images
1018:anal masturbation
868:
867:
809:anorectal fistula
683:peristaltic waves
428:
427:
220:
219:
215:
5122:
5110:Digestive system
4941:
4872:Vertebral column
4674:
4667:
4660:
4651:
4637:
4636:
4561:Jain monasticism
4325:Sexual fetishism
4243:Mechanics of sex
4126:Conventional sex
4030:Sexual addiction
3965:Extramarital sex
3747:Sexual surrogate
3583:male ejaculation
3512:
3505:
3498:
3489:
3359:Transverse folds
3316:Descending colon
3306:Transverse colon
3266:
3220:No substructures
3203:Brunner's glands
3133:Intestinal villi
3123:
3114:
3013:Angular incisure
2929:Pharyngeal raphe
2897:retropharyngeal
2872:
2857:, excluding the
2847:
2840:
2833:
2824:
2779:Endocrine system
2541:Digestive system
2286:Lymphatic system
2269:Lymphatic vessel
2242:
2046:
2022:
2015:
2008:
1999:
1992:
1991:
1981:
1963:
1948:JMIR Dermatology
1939:
1933:
1932:
1930:
1929:
1914:
1904:
1898:
1897:
1895:
1893:
1866:
1860:
1859:
1853:
1851:
1837:). p. 123.
1831:Houghton Mifflin
1820:
1814:
1813:
1811:
1809:
1794:
1788:
1787:
1785:
1783:
1756:
1750:
1749:
1747:
1745:
1729:Cengage Learning
1718:
1712:
1711:
1709:
1707:
1681:Whipple, Beverly
1673:
1664:
1663:
1661:
1659:
1645:
1639:
1638:
1636:
1634:
1620:
1614:
1613:
1611:
1609:
1594:
1588:
1587:
1585:
1583:
1564:
1558:
1557:
1536:
1511:
1510:
1502:
1496:
1495:
1475:
1469:
1468:
1450:
1441:
1440:
1438:
1436:
1431:on June 13, 2002
1427:. Archived from
1417:
1404:
1403:
1401:
1399:
1385:
1379:
1378:
1368:
1350:
1326:
1320:
1319:
1309:
1303:
1302:
1292:
1221:Raphe perinealis
1217:
1205:
1193:
1181:
1113:Perineum sunning
1099:Brazilian waxing
941:
863:
860:
842:
835:
725:is managed with
441:
420:
413:
406:
340:Descending colon
335:Transverse colon
229:
222:
212:edit on Wikidata
59:
47:
35:
5130:
5129:
5125:
5124:
5123:
5121:
5120:
5119:
5100:
5099:
5098:
5089:
5019:
4930:
4835:
4807:
4697:
4683:
4678:
4648:
4643:
4631:
4623:
4551:Catholic Church
4511:
4504:
4393:
4112:
4064:
3970:Family planning
3949:
3941:
3898:
3887:Sexual violence
3862:Sex trafficking
3803:
3789:Sexual identity
3779:Gender identity
3756:
3742:Sexual medicine
3638:
3629:
3595:Penile erection
3549:Erogenous zones
3533:
3525:
3523:human sexuality
3516:
3486:
3481:
3421:
3368:
3345:
3311:Splenic flexure
3301:Hepatic flexure
3296:Ascending colon
3282:
3261:Large intestine
3251:
3247:Microfold cells
3242:Peyer's patches
3237:Ileocecal valve
3223:
3207:
3169:
3118:Small intestine
3099:
2986:
2948:
2902:parapharyngeal
2892:peripharyngeal
2861:
2853:Anatomy of the
2851:
2821:
2816:
2773:
2735:Seminal vesicle
2696:
2658:
2608:Small intestine
2535:
2478:
2437:
2402:
2339:
2280:
2227:
2205:Muscular system
2199:
2171:
2050:Skeletal system
2035:
2026:
1996:
1995:
1941:
1940:
1936:
1927:
1925:
1923:
1906:
1905:
1901:
1891:
1889:
1887:
1868:
1867:
1863:
1849:
1847:
1845:
1822:
1821:
1817:
1807:
1805:
1796:
1795:
1791:
1781:
1779:
1777:
1758:
1757:
1753:
1743:
1741:
1739:
1720:
1719:
1715:
1705:
1703:
1701:
1675:
1674:
1667:
1657:
1655:
1647:
1646:
1642:
1632:
1630:
1622:
1621:
1617:
1607:
1605:
1596:
1595:
1591:
1581:
1579:
1566:
1565:
1561:
1554:
1538:
1537:
1514:
1504:
1503:
1499:
1492:
1477:
1476:
1472:
1465:
1452:
1451:
1444:
1434:
1432:
1419:
1418:
1407:
1397:
1395:
1387:
1386:
1382:
1341:(26): 3201ā09.
1328:
1327:
1323:
1311:
1310:
1306:
1294:
1293:
1289:
1284:
1231:
1224:
1218:
1209:
1206:
1197:
1194:
1185:
1182:
1173:
1139:
1091:
1081:or a wipe with
1075:
1069:
1004:for males, and
967:
961:
956:
949:
942:
883:
864:
858:
855:
848:needs expansion
833:
805:Crohn's disease
798:
745:venous plexuses
731:botulinum toxin
695:
675:
669:
664:
652:androgenic hair
644:
636:apocrine glands
624:
557:
424:
395:
394:
370:
362:
361:
330:Ascending colon
313:Large intestine
296:Small intestine
291:
281:
280:
251:
216:
66:
63:digestive tract
50:
31:
24:
17:
12:
11:
5:
5128:
5126:
5118:
5117:
5112:
5102:
5101:
5095:
5094:
5091:
5090:
5088:
5087:
5086:
5085:
5080:
5075:
5070:
5065:
5055:
5050:
5045:
5040:
5035:
5029:
5027:
5021:
5020:
5018:
5017:
5016:
5015:
5010:
5005:
5000:
4995:
4990:
4985:
4975:
4970:
4965:
4960:
4955:
4949:
4947:
4938:
4932:
4931:
4929:
4928:
4923:
4922:
4921:
4916:
4911:
4901:
4896:
4895:
4894:
4889:
4879:
4874:
4869:
4868:
4867:
4862:
4857:
4846:
4844:
4837:
4836:
4834:
4833:
4828:
4823:
4817:
4815:
4809:
4808:
4806:
4805:
4800:
4795:
4790:
4785:
4780:
4775:
4774:
4773:
4768:
4763:
4758:
4753:
4748:
4743:
4738:
4733:
4728:
4723:
4713:
4707:
4705:
4699:
4698:
4693:
4691:
4685:
4684:
4679:
4677:
4676:
4669:
4662:
4654:
4645:
4644:
4642:
4641:
4628:
4625:
4624:
4622:
4621:
4620:
4619:
4609:
4608:
4607:
4605:Ancient Greece
4597:
4592:
4591:
4590:
4580:
4575:
4570:
4565:
4564:
4563:
4558:
4553:
4548:
4538:
4533:
4532:
4531:
4516:
4514:
4506:
4505:
4503:
4502:
4497:
4492:
4491:
4490:
4480:
4475:
4474:
4473:
4468:
4458:
4453:
4448:
4443:
4442:
4441:
4436:
4426:
4425:
4424:
4414:
4409:
4403:
4401:
4395:
4394:
4392:
4391:
4386:
4385:
4384:
4379:
4369:
4364:
4359:
4354:
4349:
4344:
4339:
4338:
4337:
4327:
4322:
4320:Sexual fantasy
4317:
4312:
4307:
4302:
4297:
4292:
4287:
4286:
4285:
4280:
4275:
4270:
4265:
4255:
4250:
4245:
4240:
4235:
4234:
4233:
4228:
4223:
4221:Anal fingering
4213:
4208:
4203:
4198:
4193:
4188:
4183:
4181:Foot fetishism
4178:
4173:
4168:
4163:
4158:
4153:
4148:
4143:
4138:
4133:
4128:
4122:
4120:
4114:
4113:
4111:
4110:
4105:
4100:
4095:
4090:
4085:
4080:
4074:
4072:
4066:
4065:
4063:
4062:
4057:
4052:
4047:
4042:
4040:Sexual capital
4037:
4032:
4027:
4022:
4017:
4012:
4007:
4005:Premarital sex
4002:
3997:
3992:
3987:
3982:
3977:
3972:
3967:
3962:
3956:
3954:
3943:
3942:
3940:
3939:
3934:
3929:
3924:
3919:
3914:
3908:
3906:
3900:
3899:
3897:
3896:
3895:
3894:
3889:
3884:
3882:Sexual slavery
3879:
3874:
3869:
3867:Sexual assault
3864:
3859:
3854:
3844:
3839:
3834:
3829:
3824:
3819:
3817:Age of consent
3813:
3811:
3805:
3804:
3802:
3801:
3796:
3791:
3786:
3781:
3776:
3770:
3768:
3758:
3757:
3755:
3754:
3749:
3744:
3739:
3738:
3737:
3732:
3730:Hypersexuality
3727:
3717:
3712:
3702:
3697:
3692:
3691:
3690:
3685:
3680:
3670:
3665:
3660:
3655:
3650:
3644:
3642:
3631:
3630:
3628:
3627:
3622:
3617:
3612:
3610:Sexual arousal
3607:
3602:
3597:
3592:
3587:
3586:
3585:
3571:
3566:
3561:
3556:
3551:
3546:
3540:
3538:
3527:
3526:
3517:
3515:
3514:
3507:
3500:
3492:
3483:
3482:
3480:
3479:
3474:
3469:
3467:Circular folds
3464:
3459:
3457:Muscular layer
3454:
3449:
3439:
3437:
3431:
3430:
3427:
3426:
3423:
3422:
3420:
3419:
3414:
3409:
3404:
3402:Pectinate line
3399:
3394:
3389:
3384:
3378:
3376:
3370:
3369:
3367:
3366:
3361:
3355:
3353:
3347:
3346:
3344:
3343:
3342:
3341:
3336:
3331:
3323:
3318:
3313:
3308:
3303:
3298:
3292:
3290:
3284:
3283:
3281:
3280:
3274:
3272:
3263:
3257:
3256:
3253:
3252:
3250:
3249:
3244:
3239:
3233:
3231:
3225:
3224:
3222:
3221:
3217:
3215:
3209:
3208:
3206:
3205:
3200:
3195:
3190:
3185:
3179:
3177:
3171:
3170:
3168:
3167:
3162:
3157:
3152:
3147:
3142:
3141:
3140:
3129:
3127:
3120:
3111:
3105:
3104:
3101:
3100:
3098:
3097:
3096:
3095:
3090:
3085:
3083:Parietal cells
3080:
3078:Foveolar cells
3075:
3073:Pyloric glands
3070:
3065:
3063:Cardiac glands
3060:
3058:Gastric glands
3055:
3047:
3042:
3040:Gastric mucosa
3037:
3032:
3027:
3022:
3017:
3016:
3015:
3010:
3005:
2996:
2994:
2988:
2987:
2985:
2984:
2979:
2974:
2973:
2972:
2967:
2958:
2956:
2950:
2949:
2947:
2946:
2944:Pyriform sinus
2941:
2936:
2931:
2926:
2921:
2920:
2919:
2914:
2909:
2907:retrovisceral
2904:
2899:
2894:
2886:
2880:
2878:
2869:
2863:
2862:
2852:
2850:
2849:
2842:
2835:
2827:
2818:
2817:
2815:
2814:
2809:
2804:
2799:
2794:
2789:
2783:
2781:
2775:
2774:
2772:
2771:
2770:
2769:
2764:
2759:
2754:
2749:
2739:
2738:
2737:
2732:
2727:
2722:
2717:
2706:
2704:
2698:
2697:
2695:
2694:
2689:
2684:
2679:
2674:
2668:
2666:
2664:Urinary system
2660:
2659:
2657:
2656:
2655:
2654:
2649:
2644:
2632:
2631:
2630:
2625:
2620:
2615:
2610:
2600:
2599:
2598:
2593:
2588:
2586:Laryngopharynx
2583:
2573:
2572:
2571:
2566:
2561:
2556:
2554:Salivary gland
2545:
2543:
2537:
2536:
2534:
2533:
2532:
2531:
2526:
2521:
2511:
2510:
2509:
2504:
2499:
2488:
2486:
2480:
2479:
2477:
2476:
2475:
2474:
2464:
2463:
2462:
2451:
2449:
2447:immune systems
2443:Haematopoietic
2439:
2438:
2436:
2435:
2434:
2433:
2423:
2418:
2412:
2410:
2404:
2403:
2401:
2400:
2395:
2393:Somatic system
2390:
2389:
2388:
2383:
2376:Sensory system
2373:
2372:
2371:
2366:
2361:
2353:
2351:
2349:Nervous system
2345:
2344:
2341:
2340:
2338:
2337:
2336:
2335:
2328:CNS equivalent
2325:
2324:
2323:
2318:
2308:
2307:
2306:
2301:
2290:
2288:
2282:
2281:
2279:
2278:
2273:
2272:
2271:
2266:
2261:
2250:
2248:
2239:
2233:
2232:
2229:
2228:
2226:
2225:
2220:
2215:
2209:
2207:
2201:
2200:
2198:
2197:
2195:Synovial joint
2192:
2187:
2181:
2179:
2173:
2172:
2170:
2169:
2164:
2163:
2162:
2157:
2152:
2147:
2142:
2137:
2132:
2127:
2122:
2117:
2112:
2107:
2102:
2097:
2092:
2087:
2082:
2077:
2071:
2065:
2054:
2052:
2043:
2037:
2036:
2027:
2025:
2024:
2017:
2010:
2002:
1994:
1993:
1934:
1921:
1899:
1886:978-0275995089
1885:
1879:. p. 29.
1861:
1843:
1815:
1789:
1775:
1751:
1737:
1713:
1699:
1665:
1640:
1615:
1599:"Anal Abscess"
1589:
1559:
1552:
1512:
1497:
1490:
1470:
1463:
1442:
1405:
1380:
1321:
1304:
1286:
1285:
1283:
1280:
1279:
1278:
1273:
1268:
1263:
1258:
1253:
1248:
1243:
1237:
1235:Anal bleaching
1230:
1227:
1226:
1225:
1219:
1212:
1210:
1207:
1200:
1198:
1195:
1188:
1186:
1183:
1176:
1172:
1169:
1138:
1135:
1109:Anal bleaching
1101:can clear the
1090:
1087:
1071:Main article:
1068:
1065:
1022:anal fingering
987:erogenous zone
985:and can be an
963:Main article:
960:
957:
955:
952:
951:
950:
943:
936:
920:; can lead to
882:
879:
866:
865:
845:
843:
832:
829:
828:
827:
821:
801:Anal abscesses
797:
794:
793:
792:
775:
707:pectinate line
694:
691:
671:Main article:
668:
665:
663:
660:
643:
640:
623:
620:
616:pudendal nerve
593:pectinate line
556:
553:
426:
425:
423:
422:
415:
408:
400:
397:
396:
393:
392:
387:
382:
377:
371:
368:
367:
364:
363:
360:
359:
354:
353:
352:
347:
342:
337:
332:
327:
326:
325:
310:
309:
308:
303:
292:
287:
286:
283:
282:
279:
278:
273:
268:
263:
258:
252:
247:
246:
243:
242:
236:
235:
231:
230:
218:
217:
208:
202:
201:
196:
190:
189:
184:
178:
177:
172:
166:
165:
160:
154:
153:
149:
148:
143:
137:
136:
134:pudendal nerve
127:
121:
120:
115:
109:
108:
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4315:Sex positions
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4191:Forced orgasm
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4108:United States
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4045:Sexual ethics
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3947:Relationships
3944:
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3774:Gender binary
3772:
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3769:
3767:
3763:
3759:
3753:
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3735:Hyposexuality
3733:
3731:
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3726:
3723:
3722:
3721:
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3710:
3709:PLISSIT model
3706:
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3700:Sex education
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3648:Birth control
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3600:Pre-ejaculate
3598:
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3590:Pelvic thrust
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3321:Sigmoid colon
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3068:Fundic glands
3066:
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3050:
3049:Microanatomy
3048:
3046:
3045:Gastric folds
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2647:Biliary tract
2645:
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2431:Mammary gland
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2196:
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2185:Fibrous joint
2183:
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2030:
2029:Human systems
2023:
2018:
2016:
2011:
2009:
2004:
2003:
2000:
1989:
1985:
1980:
1975:
1971:
1967:
1962:
1961:10.2196/24124
1957:
1953:
1949:
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1938:
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1918:
1913:
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1892:September 15,
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1629:
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1624:"Anal Cancer"
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1426:
1425:Discovery.com
1422:
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1394:
1390:
1389:"Anal Cancer"
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1124:anal piercing
1120:
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1061:jurisdictions
1058:
1054:
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1043:
1042:sigmoid colon
1039:
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1027:
1023:
1019:
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1003:
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984:
983:nerve endings
976:
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966:
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935:
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910:patulous anus
906:
904:
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849:
846:This section
844:
841:
837:
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822:
820:
817:
816:
815:
812:
810:
806:
802:
795:
791:
787:
783:
782:imperforation
779:
778:Birth defects
776:
774:
771:
770:
769:
766:
764:
760:
756:
752:
751:
746:
742:
738:
736:
732:
728:
724:
720:
715:
714:Anal fissures
708:
704:
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345:Sigmoid colon
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78:
74:
69:
64:
58:
53:
46:
41:
36:
33:
29:
22:
4925:
4821:Adam's apple
4510:Religion and
4500:Webcam model
4439:Survival sex
4429:Prostitution
4399:Sex industry
4310:Sex in space
4238:Masturbation
4078:Ancient Rome
4055:Sexual slang
3847:Sexual abuse
3554:Insemination
3397:Anal sinuses
3387:Anal columns
3381:
3165:Paneth cells
3160:Goblet cells
3126:Microanatomy
3053:Gastric pits
2917:prevertebral
2634:
2627:
2602:
2575:
2327:
2310:
2293:
2253:
1951:
1947:
1937:
1926:. Retrieved
1910:
1902:
1890:. Retrieved
1871:
1864:
1855:
1848:. Retrieved
1825:
1818:
1806:. Retrieved
1792:
1780:. Retrieved
1761:
1754:
1742:. Retrieved
1723:
1716:
1704:. Retrieved
1689:
1656:. Retrieved
1652:
1643:
1631:. Retrieved
1627:
1618:
1606:. Retrieved
1602:
1592:
1580:. Retrieved
1571:
1562:
1543:
1506:
1500:
1480:
1473:
1454:
1433:. Retrieved
1429:the original
1396:. Retrieved
1392:
1383:
1338:
1334:
1324:
1314:
1307:
1297:
1290:
1164:
1160:
1156:
1152:
1148:
1142:
1140:
1128:
1121:
1107:
1092:
1083:toilet paper
1076:
1073:Anal hygiene
1050:
999:
980:
907:
887:pruritus ani
884:
869:
856:
852:adding to it
847:
813:
799:
790:Tailgut cyst
780:, including
767:
739:
723:constipation
721:creams, and
712:
676:
645:
625:
622:Microanatomy
605:
577:pelvic floor
566:
539:terms. Some
522:
503:
454:
447:
443:
435:
429:
175:A05.7.05.013
162:
32:
4583:LGBT people
4529:Tantric sex
4461:Sex tourism
4417:Pornography
4382:Erotic talk
4372:Virtual sex
4273:Cunnilingus
4103:South Korea
4098:Philippines
4010:Promiscuity
3705:Sex therapy
3683:Gynaecology
3392:Anal valves
3329:taenia coli
3325:Continuous
3150:Enterocytes
2999:Curvatures
2961:Sphincters
2802:Parathyroid
2502:Nasopharynx
2364:Spinal cord
2299:Bone marrow
2068:Collar bone
1850:November 6,
1782:November 6,
1706:January 20,
1649:"Megacolon"
1026:facesitting
871:Anal cancer
814:Additional
741:Hemorrhoids
703:hemorrhoids
687:levator ani
642:Development
589:anal valves
518:anal cancer
506:hemorrhoids
152:Identifiers
5104:Categories
4988:Fingernail
4495:Strip club
4478:Sex worker
4451:Sex museum
4422:Film actor
4290:Paraphilia
4216:Manual sex
4070:By country
3995:Orgasm gap
3912:Blue Movie
3531:Physiology
3447:Adventitia
3374:Anal canal
3138:Microvilli
2581:Oropharynx
2321:Lymph node
2254:peripheral
2100:Metatarsus
2095:Metacarpus
2074:Thigh bone
2070:(clavicle)
1928:2010-12-19
1808:August 19,
1282:References
1276:Flatulence
1266:Coccydynia
1240:Anal stage
1117:sun tanned
1095:depilatory
824:Anal warts
796:Infections
679:anal canal
673:Defecation
667:Defecation
656:pubic hair
628:epithelium
549:anal warts
543:including
510:infections
475:defecation
467:sphincters
94:Alimentary
82:Proctodeum
61:Scheme of
38:Human anus
4904:Genitalia
4617:Sex magic
4595:Mormonism
4512:sexuality
4367:Urolagnia
4357:Tribadism
4305:Sexercise
4283:Irrumatio
4268:Anilingus
4226:Fingering
4206:Group sex
4201:Gang bang
4171:Fetishism
4146:Child sex
4000:Polyamory
3980:Free love
3842:Obscenity
3766:diversity
3678:Andrology
3640:education
3605:Pregnancy
3462:Submucosa
3452:Subserosa
2954:Esophagus
2787:Pituitary
2636:accessory
2591:Esophagus
2311:secondary
2223:Diaphragm
2167:Cartilage
2115:Phalanges
1970:2562-0959
1658:10 August
1633:10 August
1608:10 August
1582:10 August
1357:1007-9327
1105:of hair.
1089:Cosmetics
1030:anilingus
959:Sexuality
930:megacolon
899:psoriasis
859:June 2020
755:pregnancy
727:laxatives
632:sebaceous
555:Structure
529:sexuality
266:Esophagus
77:Precursor
5033:Buttocks
4953:Shoulder
4788:Mandible
4721:Forehead
4524:Hinduism
4520:Buddhism
4456:Sex shop
4377:Cybersex
4352:Swinging
4335:Foreplay
4278:Fellatio
4258:Oral sex
4151:Creampie
4136:Bareback
4131:Anal sex
3985:Marriage
3975:Flirting
3762:Identity
3715:Sexology
3695:Safe sex
3559:Intersex
3278:Appendix
3175:Duodenum
2767:Placenta
2730:Testicle
2725:Prostate
2652:Pancreas
2613:Appendix
2603:lower GI
2576:upper GI
2524:Bronchus
2467:Lymphoid
2150:Vertebra
2105:Ossicles
2090:Mandible
1988:37632796
1979:10501511
1877:ABC-CLIO
1576:Archived
1435:July 23,
1375:19598294
1256:Buttocks
1229:See also
1165:bunghole
1161:cornhole
1153:arsehole
1149:butthole
1131:tattooed
1103:perineum
1010:clitoral
1002:prostate
993:and the
965:Anal sex
918:anal sex
914:perineal
891:tapeworm
786:stenosis
750:prolapse
662:Function
601:ectoderm
599:and the
581:internal
545:HIV/AIDS
525:anal sex
491:perineum
481:and the
369:See also
323:Appendix
276:Duodenum
21:Bunghole
5078:Toenail
4968:Forearm
4914:Scrotum
4860:Midriff
4850:Abdomen
4843:(Trunk)
4793:Occiput
4736:Eyebrow
4612:Thelema
4578:Judaism
4483:Sex toy
4412:Erotica
4300:Quickie
4295:Pompoir
4231:Handjob
4186:Footjob
4176:Fisting
4015:Romance
3990:Modesty
3952:society
3904:History
3688:Urology
3536:biology
3519:Outline
3364:Ampulla
3334:haustra
3213:Jejunum
3035:Pylorus
3003:greater
2992:Stomach
2888:Spaces
2884:Muscles
2876:Pharynx
2807:Adrenal
2797:Thyroid
2715:Scrotum
2692:Urethra
2687:Bladder
2596:Stomach
2519:Trachea
2455:Myeloid
2294:primary
2160:Sternum
2110:Patella
2085:Humerus
2076:(femur)
1857:people.
1398:24 July
1366:2710774
1157:bumhole
1144:asshole
1122:A true
1067:Hygiene
1046:condoms
1038:fisting
924:and/or
773:Fistula
648:puberty
646:During
597:hindgut
499:scrotum
487:muscles
450:; from
301:Jejunum
271:Stomach
261:Pharynx
71:Details
5013:Little
5003:Middle
4983:Finger
4958:Axilla
4899:Pelvis
4892:Nipple
4887:Breast
4882:Thorax
4826:Throat
4803:Temple
4766:Tongue
4746:Eyelid
4568:Daoism
4471:Female
4434:Sacred
4347:Sumata
4166:Facial
4156:Edging
3832:Incest
3653:Condom
3635:Health
3579:Female
3574:Orgasm
3564:Libido
3472:Mucosa
3443:Serosa
3351:Rectum
3030:Fundus
3020:Cardia
3008:lesser
2977:glands
2912:danger
2792:Pineal
2752:Vagina
2747:Uterus
2742:Female
2682:Ureter
2677:Kidney
2623:Rectum
2559:Tongue
2507:Larynx
2426:Breast
2398:Tissue
2316:Spleen
2304:Thymus
2259:Artery
2218:Tendon
2213:Muscle
2177:Joints
2155:Pelvis
2130:Tarsus
2120:Radius
2080:Fibula
2063:Carpus
2033:organs
1986:
1976:
1968:
1919:
1883:
1841:
1773:
1735:
1697:
1550:
1488:
1461:
1373:
1363:
1355:
1271:Coccyx
1261:Cloaca
1163:, and
1053:sodomy
1006:vagina
922:flatus
895:thrush
831:Cancer
768:Other
705:. The
573:rectum
514:cancer
465:. Two
459:rectum
444:anuses
434:, the
432:humans
350:Rectum
101:Artery
89:System
5063:Ankle
5043:Thigh
4998:Index
4993:Thumb
4973:Wrist
4963:Elbow
4936:Limbs
4919:Vulva
4909:Penis
4865:Navel
4855:Waist
4841:Torso
4798:Scalp
4771:Tooth
4756:Mouth
4726:Cheek
4573:Islam
4466:Child
4093:Japan
4088:India
4083:China
3288:Colon
3270:Cecum
3229:Ileum
3109:Lower
2970:lower
2965:upper
2867:Upper
2859:mouth
2762:Ovary
2757:Vulva
2720:Penis
2642:Liver
2618:Colon
2569:Tooth
2549:Mouth
2514:Lower
2492:Upper
2369:Nerve
2359:Brain
2276:Heart
2135:Tibia
2125:Skull
1803:WebMD
1603:WebMD
1137:Slang
1079:bidet
1057:taboo
537:slang
533:taboo
523:With
516:(see
495:vulva
471:feces
452:Latin
318:Cecum
306:Ileum
256:Mouth
210:[
199:15711
158:Latin
141:Lymph
125:Nerve
5115:Anus
5083:Sole
5068:Heel
5058:Foot
5053:Calf
5048:Knee
5008:Ring
4978:Hand
4926:Anus
4877:Back
4831:Nape
4813:Neck
4751:Nose
4731:Chin
4716:Face
4711:Hair
4703:Head
4695:Skin
4689:Body
4522:and
4488:Doll
4196:Frot
4141:BDSM
3950:and
3857:Rape
3764:and
3581:and
3534:and
3435:Wall
3382:Anus
3025:Body
2982:crop
2710:Male
2628:Anus
2529:Lung
2497:Nose
2445:and
2416:Skin
2264:Vein
2140:Ulna
2058:Bone
2031:and
1984:PMID
1966:ISSN
1917:ISBN
1894:2014
1881:ISBN
1852:2011
1839:ISBN
1810:2013
1784:2011
1771:ISBN
1746:2012
1733:ISBN
1708:2014
1695:ISBN
1660:2021
1635:2021
1610:2021
1584:2021
1548:ISBN
1486:ISBN
1459:ISBN
1437:2013
1400:2021
1371:PMID
1353:ISSN
1013:legs
973:The
901:and
893:and
634:and
583:and
547:and
455:Änus
436:anus
357:Anus
187:3022
170:TA98
163:anus
113:Vein
28:Anus
5073:Toe
5038:Hip
5025:Leg
4945:Arm
4783:Jaw
4778:Ear
4761:Lip
4741:Eye
3809:Law
3637:and
3521:of
2564:Lip
2386:Eye
2381:Ear
2145:Rib
1974:PMC
1956:doi
1361:PMC
1343:doi
1159:),
854:.
520:).
497:or
448:ani
446:or
440:pl.
430:In
194:FMA
182:TA2
5106::
4263:69
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1982:.
1972:.
1964:.
1950:.
1946:.
1875:.
1854:.
1829:.
1801:.
1765:.
1727:.
1683:;
1679:;
1668:^
1651:.
1626:.
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1574:.
1570:.
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1445:^
1423:.
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1351:.
1339:15
1337:.
1333:.
1167:.
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1147:,
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1028:,
1024:,
1020:,
1008:,
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2832:v
2021:e
2014:t
2007:v
1990:.
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1952:4
1931:.
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