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Vasoconstriction

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peripheral resistance, thereby elevating blood pressure. While vasoconstriction is a normal and essential regulatory mechanism for maintaining blood pressure and redistributing blood flow during various physiological processes, its dysregulation can contribute to pathological conditions. Chronic vasoconstriction is associated with hypertension, a major risk factor for cardiovascular diseases such as heart attack and stroke. Moreover, impaired blood flow resulting from abnormal vasoconstriction may contribute to tissue ischemia, which can be observed in conditions like Raynaud's disease. Understanding the pathology of vasoconstriction is crucial for developing targeted therapeutic strategies to manage conditions associated with abnormal vascular tone.
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the entry of extracellular Ca, since it was abolished by removal of extracellular Ca (Figure 2A). ... In the rat caudal artery, U-46619-mediated contractile responses have an absolute requirement for Ca, which enters from the extracellular pool, is independent of intracellular Ca stores and is blocked by ROK inhibition.
179:. Generalized vasoconstriction usually results in an increase in systemic blood pressure, but it may also occur in specific tissues, causing a localized reduction in blood flow. The extent of vasoconstriction may be slight or severe depending on the substance or circumstance. Many vasoconstrictors also cause 1159:
These results suggest that U-46619 elicits contraction of rat caudal arterial smooth muscle by activating Ca entry from the extracellular space, which may or may not involve Ca-induced Ca release from the SR (sarcoplasmic reticulum). ... A key step in the contractile response to U-46619 appears to be
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Once elevated, the intracellular calcium concentration is returned to its normal concentration through a variety of protein pumps and calcium exchangers located on the plasma membrane and sarcoplasmic reticulum. This reduction in calcium removes the stimulus necessary for contraction, allowing for a
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To summarize, vasoconstriction is a physiological process that involves the narrowing of blood vessels, particularly arteries and arterioles, resulting in a reduction of blood flow to specific tissues or organs. This phenomenon is primarily regulated by the contraction of smooth muscle cells within
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Additionally, sympathetic nervous system activation, triggered by stress or other stimuli, prompts the release of norepinephrine, a neurotransmitter that induces vasoconstriction by binding to alpha-adrenergic receptors on smooth muscle cells. The narrowing of blood vessels leads to an increase in
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Disdier, Patrick; Granel, Brigitte; Serratrice, Jacques; Constans, Joël; Michon-Pasturel, Ulrique; Hachulla, Eric; Conri, Claude; Devulder, Bernard; Swiader, Laure; Piquet, Philippe; Branchereau, Alain; Jouglard, Jacqueline; Moulin, Guy; Weiller, Pierre-Jean (January 2001). "Cannabis Arteritis
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Factors that trigger vasoconstriction can be exogenous or endogenous in origin. Ambient temperature is an example of exogenous vasoconstriction. Cutaneous vasoconstriction will occur because of the body's exposure to the severe cold. Examples of endogenous factors include the
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Horak, Friedrich; Zieglmayer, Petra; Zieglmayer, René; Lemell, Patrick; Yao, Ruji; Staudinger, Heribert; Danzig, Melvyn (February 2009). "A placebo-controlled study of the nasal decongestant effect of phenylephrine and pseudoephedrine in the Vienna Challenge Chamber".
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the vessel walls. Several factors contribute to vasoconstriction, including the release of vasoconstrictor substances such as endothelin and angiotensin II, both of which play crucial roles in the modulation of vascular tone.
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is used as a form of energy to increase this pressure to heat the body. Once homeostasis is restored, the blood pressure and ATP production regulates. Vasoconstriction also occurs in superficial blood vessels of
1121:-induced contraction of rat caudal arterial smooth muscle involves activation of Ca entry and Casensitization: Rho-associated kinase-mediated phosphorylation of MYPT1 at Thr-855, but not Thr-697" 343:
are used to increase the duration of local anesthesia by constricting the blood vessels, thereby safely concentrating the anesthetic agent for an extended duration, as well as reducing
219:. However, the specific mechanisms for generating an increased intracellular concentration of calcium depends on the vasoconstrictor. Smooth muscle cells are capable of generating 531:
For example, vasoconstriction is a hypothermic preventative in which the blood vessels constrict and blood must move at a higher pressure to actively prevent a hypoxic reaction.
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turn paler because less blood reaches the surface, reducing the radiation of heat. On a larger level, vasoconstriction is one mechanism by which the body regulates and maintains
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Salerno, Stephen M.; Jackson, Jeffrey L.; Berbano, Elizabeth P. (8 August 2005). "Effect of Oral Pseudoephedrine on Blood Pressure and Heart Rate: A Meta-analysis".
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animals when their ambient environment is cold; this process diverts the flow of heated blood to the center of the animal, preventing the loss of heat.
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and reducing acute blood loss. When blood vessels constrict, the flow of blood is restricted or decreased, thus retaining body heat or increasing
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or pharmacokinetic components are more physiologically relevant. Two common stimuli for eliciting smooth muscle contraction are circulating
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Butler; Siegman (December 1998). "Control of cross‐bridge cycling by myosin light chain phosphorylation in mammalian smooth muscle".
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Moodley, D. S. (May 2017). "Local anaesthetics in dentistry - Part 3: Vasoconstrictors in local anaesthetics".
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Halberstadt, Adam L. (2017). "Pharmacology and Toxicology of N-Benzylphenethylamine ('NBOMe') Hallucinogens".
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Are coronary heart disease and peripheral arterial disease associated with tobacco or cannabis consumption
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Echeverri, Darío; Montes, Félix R.; Cabrera, Mariana; Galån, Angélica; Prieto, Angélica (25 August 2010).
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Laccourreye, O.; Werner, A.; Giroud, J.-P.; Couloigner, V.; Bonfils, P.; Bondon-Guitton, E. (2015).
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loop in which the body tries to restore homeostasis (maintain constant internal environment).
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The mechanism that leads to vasoconstriction results from the increased concentration of
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resulting from contraction of the muscular wall of the vessels, in particular the large
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Medications causing vasoconstriction, also known as vasoconstrictors, are one type of
156:, the widening of blood vessels. The process is particularly important in controlling 2341: 1901: 1811: 1804: 1789: 1442:"Benefits, limits and danger of ephedrine and pseudoephedrine as nasal decongestants" 1185: 471: 464: 359: 324: 184: 17: 1721: 2315: 2305: 2278: 2167: 2158: 1955: 1929: 1058: 1043: 1038: 1007: 972: 872: 654: 639: 537: 188: 153: 141: 239:) that directly innervates the muscle. These compounds interact with cell surface 1290: 113: 2320: 2310: 2038: 2033: 2028: 1939: 1458: 1441: 980: 879: 839: 758: 696: 457: 422: 380: 328: 320: 228: 94: 82: 1705: 2258: 2043: 1933: 1916: 1799: 1352:. Current Topics in Behavioral Neurosciences. Vol. 32. pp. 283–311. 1068: 985: 935: 843: 771: 450: 344: 316: 303:
Exposure to water causes vasoconstriction near the skin, which in turn causes
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Schematic depiction of relaxed vessel wall (left) and vasoconstriction (right)
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Narrowing of blood vessels due to the constriction of smooth muscle cells
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Rod Flower; Humphrey P. Rang; Maureen M. Dale; Ritter, James M. (2007).
255:-mediated calcium release, as well as enhanced calcium entry across the 126: 70: 2213: 1136: 961: 408: 208: 1262: 362:
is topically applied to the nasal passages or eyes. Examples include:
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Swenson, Erik R. (June 2013). "Hypoxic Pulmonary Vasoconstriction".
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cascade that leads to increased intracellular calcium from the
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European Annals of Otorhinolaryngology, Head and Neck Diseases
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Improper vasoconstriction may also play a role in secondary
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vary. They may be both systemic and topical. For example,
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Vasoconstriction is a procedure of the body that averts
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Medical Physiology: A Cellular And Molecular Approaoch
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Neuropharmacology of New Psychoactive Substances (NPS)
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Medical Physiology: A Cellular And Molecular Approach
195:. Severe vasoconstriction may result in symptoms of 2249: 2199: 2166: 2152: 2132: 2069: 1971: 1915: 1867: 1780: 1771: 263:. The rise in intracellular calcium complexes with 183:. Medications that cause vasoconstriction include: 107: 102: 32: 999:Vasoconstriction can be a contributing factor to 682:--> ↑MLCK activity --> ↑phosphorylation of 1749: 1686:Definition of Vasoconstriction on HealthScout 1209:"Vasoconstrictor agents for local anesthesia" 1115:Michael P. Walsh; et al. (2005-08-01) . 341:Vasoconstrictors mixed with local anesthetics 8: 1527: 1525: 1523: 1521: 1519: 1517: 1515: 1513: 1511: 1509: 1485:Unless else specified in box, then ref is: 2163: 1777: 1756: 1742: 1734: 1395:International Journal of Vascular Medicine 1391:"Caffeine's Vascular Mechanisms of Action" 1315:Annals of Allergy, Asthma & Immunology 69: 1658: 1457: 1416: 1406: 1261: 1224: 1144: 1064:Postural orthostatic tachycardia syndrome 880:Antidiuretic hormone (ADH or Vasopressin) 1481: 1479: 1477: 542: 364: 1765:Physiology of the cardiovascular system 1081: 1582:Richard Milsten and Julian Slowinski, 801:On smooth muscle cells: Activation of 124: 29: 1641:Temprano, Katherine K. (March 2016). 327:. Many are used in medicine to treat 177:medicine used to raise blood pressure 7: 1608:High Altitude Medicine & Biology 1536:. Edinburgh: Churchill Livingstone. 588:(primarily) --> ↑intracellular Ca 279:to stimulate cross-bridge cycling. 93:resulting in the deformation of an 1692:Revisited: Ten New Case Reports". 25: 609:activity --> ↑intracellular Ca 271:. This enzyme is responsible for 152:. The process is the opposite of 1186:10.1046/j.1365-201x.1998.00450.x 598:more depolarization --> open 52: 43: 1643:"A Review of Raynaud's Disease" 885:Arginine vasopressin receptor 1 564:(↑ = increases. ↓ = decreases) 339:or to reduce local blood flow. 1534:Rang & Dale's pharmacology 1174:Acta Physiologica Scandinavica 574:Stretch-activated ion channels 500:Tetrahydrozoline hydrochloride 81:showing vasoconstriction of a 1: 1892:Aortic valve area calculation 1327:10.1016/s1081-1206(10)60240-2 1279:Archives of Internal Medicine 930:Arginine vasopressin receptor 1291:10.1001/archinte.165.15.1686 1250:South African Dental Journal 887:(V1) on smooth muscle cells 556:vascular smooth muscle cells 2009:Effective refractory period 1888:) / End-diastolic dimension 1459:10.1016/j.anorl.2014.11.001 865:Asymmetric dimethylarginine 243:. Such stimuli result in a 2369: 1706:10.1177/000331970105200101 558:if not otherwise specified 267:, which in turn activates 233:sympathetic nervous system 2353:Cardiovascular physiology 2294:Tubuloglomerular feedback 2241:Critical closing pressure 2061:Hexaxial reference system 1984:Cardiac electrophysiology 924:--> ↑intracellular Ca 878: 859:--> ↑intracellular Ca 787: 753:--> ↑intracellular Ca 718: 577: 305:water-immersion wrinkling 269:myosin light-chain kinase 197:intermittent claudication 119: 68: 37: 2269:Renin–angiotensin system 1557:Walter F. Boron (2005). 1487:Walter F. Boron (2005). 835:--> ↑intracellular Ca 602:--> ↑intracellular Ca 551:(↑ = opens. ↓ = closes) 352:routes of administration 294:autonomic nervous system 140:is the narrowing of the 2299:Cerebral autoregulation 2264:Kinin–kallikrein system 2231:Jugular venous pressure 1881:End-diastolic dimension 1859:Pressure volume diagram 626:ATP-sensitive K channel 524:. It is part of a body 522:orthostatic hypotension 2236:Portal venous pressure 2226:Mean arterial pressure 2140:Ventricular remodeling 1886:End-systolic dimension 1844:Cardiac function curve 1090:"Medihaler Ergotamine" 871:Reduced production of 795:Angiotensin receptor 1 686:(calcium-independent) 249:sarcoplasmic reticulum 231:and activation of the 170:mean arterial pressure 121:Anatomical terminology 1877:Fractional shortening 1620:10.1089/ham.2013.1010 1561:. Elsevier/Saunders. 1491:. Elsevier/Saunders. 979:Various receptors on 912:--> activation of 823:--> activation of 741:--> activation of 333:topical decongestants 18:Vascular constriction 1817:End-diastolic volume 1358:10.1007/7854_2016_64 1001:erectile dysfunction 765:thromboxane receptor 358:is taken orally and 283:return to baseline. 241:adrenergic receptors 235:(through release of 2181:Vascular resistance 2019:Electrocardiography 2014:Pacemaker potential 1944:Conduction velocity 1849:Venous return curve 1822:End-systolic volume 1408:10.1155/2010/834060 1207:Yagiela JA (1995). 947:platelet activation 778:endothelin receptor 715:adrenergic receptor 692:adrenergic agonists 275:the light chain of 245:signal transduction 217:smooth muscle cells 162:vascular resistance 79:electron micrograph 2289:Myogenic mechanism 1907:Left atrial volume 1839:Frank–Starling law 1137:10.1042/BJ20050237 215:) within vascular 164:. This makes the 2335: 2334: 2331: 2330: 2148: 2147: 1988:Action potential 1979:Conduction system 1925:Cardiac pacemaker 1897:Ejection fraction 1647:Missouri Medicine 1543:978-0-443-06911-6 1367:978-3-319-52442-9 1285:(15): 1686–1694. 1029:Addison's disease 992: 991: 901:activity --> ↑ 812:activity --> ↑ 730:activity --> ↑ 674:activity --> ↓ 526:negative feedback 513: 512: 368:Vasoconstrictors 315:Examples include 221:action potentials 203:General mechanism 135: 134: 130: 91:endothelial cells 16:(Redirected from 2360: 2348:Vasoconstrictors 2274:Vasoconstrictors 2251:Regulation of BP 2164: 2097:pulmonary artery 2070:Chamber pressure 1778: 1758: 1751: 1744: 1735: 1725: 1673: 1672: 1662: 1638: 1632: 1631: 1603: 1597: 1580: 1574: 1572: 1554: 1548: 1547: 1529: 1504: 1502: 1483: 1472: 1471: 1461: 1437: 1431: 1430: 1420: 1410: 1386: 1380: 1379: 1345: 1339: 1338: 1309: 1303: 1302: 1274: 1268: 1267: 1265: 1245: 1239: 1238: 1228: 1204: 1198: 1197: 1169: 1163: 1162: 1148: 1112: 1106: 1105: 1103: 1102: 1086: 1049:Pheochromocytoma 559: 546:Vasoconstrictor 543: 365: 261:calcium channels 138:Vasoconstriction 127:edit on Wikidata 73: 56: 47: 33:Vasoconstriction 30: 21: 2368: 2367: 2363: 2362: 2361: 2359: 2358: 2357: 2338: 2337: 2336: 2327: 2245: 2195: 2157: 2154:Vascular system 2144: 2128: 2065: 1967: 1952:(Contractility) 1911: 1863: 1854:Wiggers diagram 1767: 1762: 1690: 1682: 1677: 1676: 1640: 1639: 1635: 1605: 1604: 1600: 1581: 1577: 1569: 1556: 1555: 1551: 1544: 1531: 1530: 1507: 1499: 1486: 1484: 1475: 1439: 1438: 1434: 1388: 1387: 1383: 1368: 1347: 1346: 1342: 1311: 1310: 1306: 1276: 1275: 1271: 1247: 1246: 1242: 1219:(3–4): 116–20. 1206: 1205: 1201: 1171: 1170: 1166: 1120: 1114: 1113: 1109: 1100: 1098: 1088: 1087: 1083: 1078: 1073: 1024: 997: 917: 906: 895: 828: 817: 806: 783: 746: 735: 724: 714: 694: 676:phosphorylation 664: 635:(extracellular) 621:(intracellular) 607:Na-Ca exchanger 591:↑Voltage-gated 563: 553: 552: 550: 518: 502:(in eye drops) 486:Pseudoephedrine 479:Propylhexedrine 444:Methylphenidate 356:pseudoephedrine 313: 289: 273:phosphorylating 205: 131: 98: 64: 61: 60: 59: 58: 57: 49: 48: 28: 23: 22: 15: 12: 11: 5: 2366: 2364: 2356: 2355: 2350: 2340: 2339: 2333: 2332: 2329: 2328: 2326: 2325: 2324: 2323: 2318: 2313: 2303: 2302: 2301: 2296: 2291: 2284:Autoregulation 2281: 2276: 2271: 2266: 2261: 2255: 2253: 2247: 2246: 2244: 2243: 2238: 2233: 2228: 2223: 2222: 2221: 2216: 2209:Pulse pressure 2205: 2203: 2201:Blood pressure 2197: 2196: 2194: 2193: 2188: 2183: 2178: 2172: 2170: 2161: 2150: 2149: 2146: 2145: 2143: 2142: 2136: 2134: 2130: 2129: 2127: 2126: 2121: 2120: 2119: 2114: 2106: 2105: 2104: 2094: 2093: 2092: 2087: 2079: 2077:Central venous 2073: 2071: 2067: 2066: 2064: 2063: 2058: 2057: 2056: 2051: 2046: 2041: 2036: 2031: 2026: 2016: 2011: 2006: 2005: 2004: 1999: 1994: 1986: 1981: 1975: 1973: 1969: 1968: 1966: 1965: 1959: 1958:(Excitability) 1953: 1947: 1937: 1927: 1921: 1919: 1913: 1912: 1910: 1909: 1904: 1899: 1894: 1889: 1883: 1873: 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701:norepinephrine 688: 687: 662: 659:Activation of 657: 652: 646: 645: 642: 636: 629: 628: 622: 615: 614: 613: 612: 611: 610: 603: 589: 579:depolarization 576: 570: 566: 565: 560: 547: 517: 514: 511: 510: 508:Xylometazoline 504: 503: 496: 495: 489: 488: 482: 481: 475: 474: 468: 467: 461: 460: 454: 453: 447: 446: 440: 439: 433: 432: 426: 425: 419: 418: 412: 411: 405: 404: 398: 397: 395:Antihistamines 391: 390: 384: 383: 377: 376: 370: 369: 337:blood pressure 325:antihistamines 312: 309: 288: 285: 237:norepinephrine 204: 201: 185:antihistamines 181:pupil dilation 133: 132: 123: 117: 116: 111: 105: 104: 100: 99: 74: 66: 65: 62: 51: 50: 42: 41: 40: 39: 38: 35: 34: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 2365: 2354: 2351: 2349: 2346: 2345: 2343: 2322: 2319: 2317: 2314: 2312: 2309: 2308: 2307: 2304: 2300: 2297: 2295: 2292: 2290: 2287: 2286: 2285: 2282: 2280: 2277: 2275: 2272: 2270: 2267: 2265: 2262: 2260: 2257: 2256: 2254: 2252: 2248: 2242: 2239: 2237: 2234: 2232: 2229: 2227: 2224: 2220: 2217: 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1790:Cardiac cycle 1788: 1787: 1785: 1783: 1779: 1776: 1774: 1770: 1766: 1759: 1754: 1752: 1747: 1745: 1740: 1739: 1736: 1730: 1727: 1723: 1719: 1715: 1711: 1707: 1703: 1699: 1695: 1689: 1687: 1684: 1683: 1679: 1670: 1666: 1661: 1656: 1652: 1648: 1644: 1637: 1634: 1629: 1625: 1621: 1617: 1613: 1609: 1602: 1599: 1596: 1595:0-393-04740-7 1592: 1588: 1587: 1579: 1576: 1570: 1568:1-4160-2328-3 1564: 1560: 1553: 1550: 1545: 1539: 1535: 1528: 1526: 1524: 1522: 1520: 1518: 1516: 1514: 1512: 1510: 1506: 1500: 1498:1-4160-2328-3 1494: 1490: 1482: 1480: 1478: 1474: 1469: 1465: 1460: 1455: 1451: 1447: 1443: 1436: 1433: 1428: 1424: 1419: 1414: 1409: 1404: 1400: 1396: 1392: 1385: 1382: 1377: 1373: 1369: 1363: 1359: 1355: 1351: 1344: 1341: 1336: 1332: 1328: 1324: 1320: 1316: 1308: 1305: 1300: 1296: 1292: 1288: 1284: 1280: 1273: 1270: 1264: 1259: 1255: 1251: 1244: 1241: 1236: 1232: 1227: 1222: 1218: 1214: 1210: 1203: 1200: 1195: 1191: 1187: 1183: 1179: 1175: 1168: 1165: 1161: 1156: 1152: 1147: 1142: 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476: 473: 472:Phenylephrine 470: 469: 466: 465:Oxymetazoline 463: 462: 459: 456: 455: 452: 449: 448: 445: 442: 441: 438: 435: 434: 431: 428: 427: 424: 421: 420: 417: 414: 413: 410: 407: 406: 403: 400: 399: 396: 393: 392: 389: 386: 385: 382: 379: 378: 375: 372: 371: 367: 366: 363: 361: 360:phenylephrine 357: 353: 348: 346: 342: 338: 334: 330: 326: 322: 318: 310: 308: 306: 301: 299: 295: 286: 284: 280: 278: 274: 270: 266: 262: 258: 254: 250: 246: 242: 238: 234: 230: 226: 222: 218: 214: 210: 202: 200: 198: 194: 190: 189:decongestants 186: 182: 178: 173: 171: 167: 163: 159: 155: 151: 147: 143: 142:blood vessels 139: 128: 122: 118: 115: 112: 110: 106: 101: 96: 92: 88: 84: 80: 77: 72: 67: 55: 46: 36: 31: 19: 2316:Carotid body 2279:Vasodilators 2273: 2159:hemodynamics 1964:(Relaxation) 1956:Bathmotropic 1930:Chronotropic 1697: 1693: 1650: 1646: 1636: 1611: 1607: 1601: 1583: 1578: 1558: 1552: 1533: 1488: 1452:(1): 31–34. 1449: 1445: 1435: 1398: 1394: 1384: 1349: 1343: 1318: 1314: 1307: 1282: 1278: 1272: 1253: 1249: 1243: 1216: 1212: 1202: 1177: 1173: 1167: 1158: 1128: 1124: 1110: 1099:. Retrieved 1093: 1084: 1059:Vasodilation 1044:Nitric oxide 1039:Hypertension 1016: 1012: 1008:hypertension 1005: 998: 973:shear stress 945:Products of 873:nitric oxide 655:NPY receptor 640:P2X receptor 538:warm-blooded 530: 519: 381:Amphetamines 349: 321:amphetamines 314: 302: 290: 281: 206: 174: 154:vasodilation 137: 136: 76:Transmission 2321:Glomus cell 2311:Aortic body 2306:Paraganglia 2117:ventricular 2090:ventricular 2039:QT interval 2034:QRS complex 2029:PR interval 2002:ventricular 1940:Dromotropic 1584:The sexual 1213:Anesth Prog 988:production 981:endothelium 938:production 840:endothelium 759:thromboxane 697:epinephrine 593:Na channels 458:Naphazoline 423:Ergometrine 329:hypotension 300:response). 229:epinephrine 103:Identifiers 95:erythrocyte 83:microvessel 2342:Categories 2259:Baroreflex 2176:Compliance 2168:Blood flow 2044:ST segment 1972:Conduction 1962:Lusitropic 1934:Heart rate 1917:Heart rate 1869:Ultrasound 1800:Heart rate 1700:(1): 1–5. 1263:10566/3893 1101:2016-05-20 1076:References 1069:Hemostasis 986:Endothelin 936:Endothelin 844:endothelin 772:endothelin 516:Endogenous 493:Stimulants 451:Mephedrone 345:hemorrhage 317:stimulants 265:calmodulin 257:sarcolemma 193:stimulants 158:hemorrhage 150:arterioles 148:and small 2219:Diastolic 2191:Perfusion 1950:Inotropic 1829:Afterload 1694:Angiology 1125:Biochem J 1095:drugs.com 995:Pathology 952:Endotoxin 846:synthesis 549:Receptor 374:25I-NBOMe 87:pericytes 2214:Systolic 1992:cardiac 1722:26030253 1714:11205926 1669:27311222 1628:23795729 1573:Page 771 1503:Page 479 1468:25532441 1427:21188209 1401:: 1–10. 1376:28097528 1335:19230461 1299:16087815 1155:15823093 1034:Inotrope 1022:See also 957:Thrombin 918:receptor 897:--> ↑ 829:receptor 808:--> ↑ 747:receptor 726:--> ↑ 705:dopamine 670:--> ↓ 666:--> ↓ 402:Caffeine 311:Examples 298:myogenic 259:through 251:through 225:Hormonal 146:arteries 1834:Preload 1660:6139949 1418:3003984 1235:8934977 1226:2148913 1194:9887963 1146:1180727 967:Hypoxia 962:insulin 595:--> 581:--> 569:Stretch 409:Cocaine 331:and as 209:calcium 114:D014661 2124:Aortic 2112:atrial 2085:atrial 2081:Right 2054:U wave 2049:T wave 2024:P wave 1997:atrial 1720:  1712:  1667:  1657:  1626:  1593:  1565:  1540:  1495:  1466:  1425:  1415:  1374:  1364:  1333:  1297:  1233:  1223:  1192:  1153:  1143:  703:, and 695:e.g., 323:, and 287:Causes 277:myosin 191:, and 2186:Pulse 2133:Other 2108:Left 2102:wedge 1773:Heart 1718:S2CID 1054:Shock 857:VDCCs 855:open 600:VDCCs 586:VDCCs 584:open 125:[ 1710:PMID 1665:PMID 1624:PMID 1591:ISBN 1586:male 1563:ISBN 1538:ISBN 1493:ISBN 1464:PMID 1423:PMID 1399:2010 1372:PMID 1362:ISBN 1331:PMID 1295:PMID 1231:PMID 1190:PMID 1151:PMID 971:Low 908:and 819:and 737:and 680:MLCK 668:cAMP 644:↑Ca 350:The 213:ions 211:(Ca 166:skin 109:MeSH 89:and 1879:= ( 1702:doi 1655:PMC 1651:113 1616:doi 1454:doi 1450:132 1413:PMC 1403:doi 1354:doi 1323:doi 1319:102 1287:doi 1283:165 1258:hdl 1221:PMC 1182:doi 1178:164 1141:PMC 1133:doi 1129:389 920:in 910:DAG 899:PLC 838:On 831:in 821:DAG 810:PLC 749:in 739:DAG 728:PLC 684:MLC 678:of 672:PKA 650:NPY 633:ATP 619:ATP 554:On 533:ATP 437:LSD 430:LSA 416:DOM 388:AMT 253:IP3 97:(E) 85:by 2344:: 1716:. 1708:. 1698:52 1696:. 1663:. 1649:. 1645:. 1622:. 1612:14 1610:. 1508:^ 1476:^ 1462:. 1448:. 1444:. 1421:. 1411:. 1397:. 1393:. 1370:. 1360:. 1329:. 1317:. 1293:. 1281:. 1254:72 1252:. 1229:. 1217:42 1215:. 1211:. 1188:. 1176:. 1157:. 1149:. 1139:. 1127:. 1123:. 1092:. 1010:. 922:SR 914:IP 903:IP 842:: 833:SR 825:IP 814:IP 780:ET 751:SR 743:IP 732:IP 699:, 347:. 319:, 307:. 199:. 187:, 172:. 2156:/ 1946:) 1942:( 1936:) 1932:( 1757:e 1750:t 1743:v 1724:. 1704:: 1671:. 1630:. 1618:: 1571:. 1546:. 1501:. 1470:. 1456:: 1429:. 1405:: 1378:. 1356:: 1337:. 1325:: 1301:. 1289:: 1266:. 1260:: 1237:. 1196:. 1184:: 1135:: 1119:2 1104:. 916:3 905:3 894:q 892:G 827:3 816:3 805:q 803:G 793:↑ 782:A 776:↑ 763:↑ 745:3 734:3 723:q 721:G 713:1 711:α 709:↑ 663:i 661:G 638:↑ 624:↓ 605:↓ 572:↑ 129:] 20:)

Index

Vascular constriction



Transmission
electron micrograph
microvessel
pericytes
endothelial cells
erythrocyte
MeSH
D014661
Anatomical terminology
edit on Wikidata
blood vessels
arteries
arterioles
vasodilation
hemorrhage
vascular resistance
skin
mean arterial pressure
medicine used to raise blood pressure
pupil dilation
antihistamines
decongestants
stimulants
intermittent claudication
calcium
ions

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