Knowledge (XXG)

Incisor

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Nweeia, Martin; Eichmiller, Frederick C.; Hauschka, Peter V.; Tyler, Ethan; Mead, James G.; Potter, Charles W.; Angnatsiak, David P.; Richard, Pierre R.; et al. (30 March 2012). "Vestigial Tooth Anatomy and Tusk Nomenclature for Monodon Monoceros".
239:. Typically, the mandibular central incisors erupt first, followed by the maxillary central incisors, the mandibular lateral incisors and finally the maxillary laterals. The rest of the primary dentition erupts after the incisors. 42: 270:) were once considered rodents, but are distinguished by having six—one small pair, called "peg teeth", is located directly behind the most anterior pair. Incisors are used to bite off tough foods, such as red meat. 323: 127: 312:
grow throughout life and are worn by gnawing. In humans, the incisors serve to cut off pieces of food, as well as in the grip of other food items.
529: 103: 815: 246:, the incisors are also the first permanent teeth to erupt, following the same order as the primary teeth, among themselves. 122: 419: 522: 746: 720: 715: 557: 216: 210: 741: 659: 633: 628: 204: 198: 654: 86: 924: 767: 359: 236: 863: 853: 762: 680: 515: 391: 134: 110: 98: 675: 552: 347: 501: 886: 335: 808: 725: 474: 638: 466: 899: 602: 575: 228: 224: 308:, where it is a canine that develops into a straight and twisted tusk). The incisors of 873: 838: 803: 538: 232: 231:. Young children may have from zero to eight incisors depending on the stage of their 918: 795: 595: 381: 445:(8 ed.). Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins. 858: 828: 772: 685: 585: 376: 289: 91: 786: 567: 243: 833: 293: 167: 17: 411: 267: 259: 194:
normally have eight incisors, two of each type. The types of incisors are:
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Permanent teeth of the right half of the lower dental arch, seen from above.
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below. Humans have a total of eight (two on each side, top and bottom).
612: 305: 276:(cows, bulls, etc.) have none on top but a total of six on the bottom. 255: 175: 140: 868: 470: 309: 273: 263: 163: 53: 227:(primary teeth) also have eight incisors, named the same way as in 41: 191: 159: 74: 507: 301: 254:
Among other animals, the number varies from species to species.
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have none. Cats, dogs, foxes, pigs, and horses have twelve.
288:, the incisors are small; biting off meat is done with the 58:
The permanent teeth of a human, viewed from the right.
794: 785: 755: 734: 708: 698: 668: 647: 621: 611: 566: 545: 121: 109: 97: 85: 73: 68: 63: 34: 219:(lower jaw, beside the mandibular central incisor) 207:(upper jaw, beside the maxillary central incisor) 300:, the upper incisors are modified into curved 213:(lower jaw, closest to the center of the lips) 201:(upper jaw, closest to the center of the lips) 523: 8: 791: 705: 618: 530: 516: 508: 329:Arrangement of incisors in an adult human. 52: 40: 403: 319: 138: 31: 7: 422:from the original on 29 April 2018 25: 495: 365:Base of skull. Inferior surface. 358: 346: 334: 322: 266:have four. Rabbits and hares ( 1: 353:Left maxilla. Outer surface. 223:Children with a full set of 27:Front teeth of most mammals 941: 558:Universal Numbering System 217:mandibular lateral incisor 211:mandibular central incisor 166:. They are located in the 158:, "to cut") are the front 895: 882: 849: 824: 205:maxillary lateral incisor 199:maxillary central incisor 133: 51: 39: 443:Woelfel's dental anatomy 864:Dental-enamel junction 854:Cementoenamel junction 816:Zuckerkandl's tubercle 392:Shovel-shaped incisors 135:Anatomical terminology 553:Glossary of dentistry 459:The Anatomical Record 504:at Wikimedia Commons 441:Scheid, RC. (2012). 341:Mouth (oral cavity) 912: 911: 908: 907: 809:Cusp of Carabelli 781: 780: 694: 693: 500:Media related to 316:Additional images 258:have 18, whereas 237:tooth development 178:have 18, whereas 170:above and on the 149: 148: 144: 16:(Redirected from 932: 792: 706: 619: 532: 525: 518: 509: 499: 483: 482: 471:10.1002/ar.22449 465:(6): 1006–1016. 453: 447: 446: 438: 432: 431: 429: 427: 408: 362: 350: 338: 326: 162:present in most 141:edit on Wikidata 56: 44: 32: 21: 940: 939: 935: 934: 933: 931: 930: 929: 915: 914: 913: 904: 900:Dental alveolus 891: 878: 845: 820: 777: 751: 747:Second premolar 730: 721:Lateral incisor 716:Central incisor 690: 664: 660:Second premolar 643: 634:Lateral incisor 629:Central incisor 607: 562: 541: 536: 492: 487: 486: 455: 454: 450: 440: 439: 435: 425: 423: 410: 409: 405: 400: 373: 366: 363: 354: 351: 342: 339: 330: 327: 318: 282: 252: 242:Apart from the 229:permanent teeth 225:deciduous teeth 188: 145: 59: 47: 28: 23: 22: 15: 12: 11: 5: 938: 936: 928: 927: 925:Types of teeth 917: 916: 910: 909: 906: 905: 903: 902: 896: 893: 892: 890: 889: 883: 880: 879: 877: 876: 874:Dental papilla 871: 866: 861: 856: 850: 847: 846: 844: 843: 842: 841: 839:Apical foramen 831: 825: 822: 821: 819: 818: 813: 812: 811: 800: 798: 789: 783: 782: 779: 778: 776: 775: 770: 765: 759: 757: 753: 752: 750: 749: 744: 742:First premolar 738: 736: 732: 731: 729: 728: 723: 718: 712: 710: 703: 696: 695: 692: 691: 689: 688: 683: 678: 672: 670: 666: 665: 663: 662: 657: 655:First premolar 651: 649: 645: 644: 642: 641: 636: 631: 625: 623: 616: 609: 608: 606: 605: 600: 599: 598: 593: 588: 583: 572: 570: 564: 563: 561: 560: 555: 549: 547: 543: 542: 539:Dental anatomy 537: 535: 534: 527: 520: 512: 506: 505: 491: 490:External links 488: 485: 484: 448: 433: 416:dentalcare.com 402: 401: 399: 396: 395: 394: 389: 384: 379: 372: 369: 368: 367: 364: 357: 355: 352: 345: 343: 340: 333: 331: 328: 321: 317: 314: 281: 278: 251: 248: 233:tooth eruption 221: 220: 214: 208: 202: 187: 184: 147: 146: 137: 131: 130: 125: 119: 118: 113: 107: 106: 101: 95: 94: 89: 83: 82: 80:dens incisivus 77: 71: 70: 66: 65: 61: 60: 57: 49: 48: 45: 37: 36: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 937: 926: 923: 922: 920: 901: 898: 897: 894: 888: 885: 884: 881: 875: 872: 870: 867: 865: 862: 860: 857: 855: 852: 851: 848: 840: 837: 836: 835: 832: 830: 827: 826: 823: 817: 814: 810: 807: 806: 805: 802: 801: 799: 797: 793: 790: 788: 784: 774: 771: 769: 766: 764: 761: 760: 758: 754: 748: 745: 743: 740: 739: 737: 733: 727: 724: 722: 719: 717: 714: 713: 711: 707: 704: 701: 697: 687: 684: 682: 679: 677: 674: 673: 671: 667: 661: 658: 656: 653: 652: 650: 646: 640: 637: 635: 632: 630: 627: 626: 624: 620: 617: 614: 610: 604: 601: 597: 594: 592: 589: 587: 584: 582: 579: 578: 577: 574: 573: 571: 569: 565: 559: 556: 554: 551: 550: 548: 544: 540: 533: 528: 526: 521: 519: 514: 513: 510: 503: 498: 494: 493: 489: 480: 476: 472: 468: 464: 460: 452: 449: 444: 437: 434: 421: 417: 413: 407: 404: 397: 393: 390: 388: 385: 383: 380: 378: 375: 374: 370: 361: 356: 349: 344: 337: 332: 325: 320: 315: 313: 311: 307: 304:(unlike with 303: 299: 295: 291: 287: 279: 277: 275: 271: 269: 265: 261: 257: 250:Other animals 249: 247: 245: 240: 238: 234: 230: 226: 218: 215: 212: 209: 206: 203: 200: 197: 196: 195: 193: 185: 183: 181: 177: 173: 169: 165: 161: 157: 153: 142: 136: 132: 129: 126: 124: 120: 117: 114: 112: 108: 105: 102: 100: 96: 93: 90: 88: 84: 81: 78: 76: 72: 67: 62: 55: 50: 43: 38: 33: 30: 19: 18:Incisor teeth 768:Second molar 681:Second molar 580: 546:Nomenclature 462: 458: 451: 442: 436: 424:. Retrieved 415: 406: 377:Canine tooth 283: 272: 253: 244:first molars 241: 222: 189: 155: 154:(from Latin 151: 150: 104:A05.1.03.004 79: 29: 773:Third molar 763:First molar 686:Third molar 676:First molar 294:carnassials 182:have none. 69:Identifiers 834:Root canal 700:Mandibular 412:"Archives" 398:References 268:lagomorphs 260:armadillos 180:armadillos 168:premaxilla 613:Maxillary 603:Deciduous 576:Permanent 298:elephants 186:Structure 919:Category 735:Premolar 648:Premolar 591:premolar 502:Incisors 479:22467529 426:29 April 420:Archived 387:Premolar 371:See also 306:narwhals 292:and the 280:Function 256:Opossums 176:Opossums 172:mandible 156:incidere 152:Incisors 887:Mamelon 709:Incisor 622:Incisor 581:incisor 310:rodents 290:canines 264:Rodents 164:mammals 92:D007180 64:Details 35:Incisor 869:Dentin 859:Enamel 726:Canine 639:Canine 586:canine 477:  274:Cattle 192:humans 190:Adult 796:Crown 787:Parts 756:Molar 702:teeth 669:Molar 615:teeth 596:molar 568:Teeth 382:Molar 302:tusks 296:. In 160:teeth 139:[ 128:12823 75:Latin 829:Pulp 804:Cusp 475:PMID 428:2018 286:cats 235:and 99:TA98 87:MeSH 467:doi 463:295 284:In 123:FMA 116:906 111:TA2 921:: 473:. 461:. 418:. 414:. 531:e 524:t 517:v 481:. 469:: 430:. 143:] 20:)

Index

Incisor teeth


Latin
MeSH
D007180
TA98
A05.1.03.004
TA2
906
FMA
12823
Anatomical terminology
edit on Wikidata
teeth
mammals
premaxilla
mandible
Opossums
armadillos
humans
maxillary central incisor
maxillary lateral incisor
mandibular central incisor
mandibular lateral incisor
deciduous teeth
permanent teeth
tooth eruption
tooth development
first molars

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