| arteria ranina | <anatomy, artery> Termination of lingual artery, distribution, muscles and mucous membrane of under surface of tongue. Synonym: arteria profunda linguae, arteria ranina, deep artery of tongue, ranine artery. (05 Mar 2000) |
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| arteria rectalis inferior | <anatomy, artery> Origin, internal pudendal; distribution, anal canal, muscles and skin of the anal region, and skin of the buttock; anastomoses, middle rectal, perineal, and gluteal. Synonym: arteria rectalis inferior, inferior haemorrhoidal artery. (05 Mar 2000) |
| arteria rectalis media | <anatomy, artery> Origin, internal iliac; distribution, middle portion of rectum; anastomoses, inferior rectal and superior rectal. Because the latter is a tributary of the portal system, this is a portosystemic or portocaval anastomosis. Synonym: arteria rectalis media, middle haemorrhoidal artery. (05 Mar 2000) |
| arteria rectalis superior | <anatomy, artery> Origin, inferior mesenteric; distribution, upper part of rectum; anastomoses, middle and inferior rectal. As a tributary of the portal vein, its anastomosis with these arteries forms a portosystemic or portocaval anastomosis. Synonym: arteria rectalis superior, superior haemorrhoidal artery. (05 Mar 2000) |
| arteria recurrens | <anatomy, artery> Arises at or just distal to the anterior communicating artery; distribution: anterior caudate and putamen and anterior limb of internal capsule. Synonym: arteria centralis longa, arteria recurrens, artery of Heubner, long central artery, recurrent artery of Heubner, recurrent artery. (05 Mar 2000) |
| arteria recurrens radialis | <anatomy, artery> Origin, radial; distribution, ascends around lateral side of elbow joint; anastomoses, radial collateral, interosseous recurrent. Synonym: arteria recurrens radialis, recurrent radial artery. (05 Mar 2000) |
| arteria recurrens tibialis anterior | <anatomy, artery> A branch of the anterior tibial artery which ascends to supply the front and sides of the knee joint, thus contributing to the articular network of the knee. Synonym: arteria recurrens tibialis anterior. (05 Mar 2000) |
| arteria recurrens tibialis posterior | <anatomy, artery> An inconstant branch of the posterior tibial artery which ascends anterior to the popliteus muscle, anastomoses with branches of the popliteal artery, and sends a twig to the tibiofibular joint. Synonym: arteria recurrens tibialis posterior. (05 Mar 2000) |
| arteria recurrens ulnaris | <anatomy, artery> Origin, ulnar artery; distribution, two branches, anterior and posterior, pass medially in front of and behind the elbow joint; anastomoses, superior and inferior ulnar collateral, i.e., with articular vascular network of elbow. Synonym: arteria recurrens ulnaris. (05 Mar 2000) |
| arteria renalis | <anatomy, artery> A branch of the abdominal aorta which supplies the kidneys, adrenal glands and ureters. (12 Dec 1998) |
| arteria retinae centralis | A branch of the ophthalmic artery which penetrates the optic nerve 1 cm behind the eye to enter the eye at the optic papilla in the retina; it divides into superior and inferior temporal and nasal branches. Synonym: arteria centralis retinae, arteria retinae centralis, Zinn's artery. (05 Mar 2000) |
| arteria retroduodenalis | <anatomy, artery> Origin, one of several small branches from the gastroduodenal artery posterior to the duodenum; distribution, first part of duodenum. Synonym: arteria retroduodenalis, posterior pancreaticoduodenal artery. (05 Mar 2000) |
| arteria sacralis lateralis | <anatomy, artery> Usually one of two arteries which arise from the internal iliac artery or its branches; they supply muscles and skin in the neighborhood and send branches into the sacral canal, supplying radicular and spinal arteries, and continuing on to the skin and subcutaneous tissues overlying the sacrum. Synonym: arteria sacralis lateralis. (05 Mar 2000) |
| arteria sacralis mediana | <anatomy, artery> Origin, posterior aspect of abdominal aorta just above the bifurcation; distribution, lower lumbar vertebrae, sacrum, and coccyx; anastomoses, lateral sacral, superior and middle rectal. Synonym: arteria sacralis mediana, middle sacral artery. (05 Mar 2000) |
| arteria scapularis descendens | <anatomy, artery> Origin, subclavian or as the deep branch of the transverse cervical; distribution, passes deep to the rhomboid muscles, supplying them and other muscles and skin along the vertebral border of the scapula; anastomoses, suprascapular and scapular circumflex. Synonym: arteria dorsalis scapulae, rami profundi arteriae transversae cervicis, ramus profundus arteriae transversae colli, arteria scapularis dorsalis, arteria scapularis descendens, deep branch of the transverse cervical artery, descending scapular artery, ramus profundus arteria scapularis descendens. (05 Mar 2000) |
| artificial pacemaker |
artificial cardiac pacemaker, a device that uses electrical impulses to reproduce or regulate the rhythms of the heart. Battery-driven and connected to the heart by leads and electrodes, it may be temporary or permanent and is inserted transvenously, transcutaneously, epicardially, or via the esophagus or coronary artery. ...
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| arterial capillary |
a type of minute vessel lacking a continuous muscular coat, intermediate in structure and location between an arteriole and a capillary; called also precapillary, precapillary arteriole, and metarteriole.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| arterial murmur |
a murmur (bruit) over an artery, sometimes aneurysmal and sometimes constricted.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| articular crescent |
a crescent-shaped articular fibrocartilage.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| articular muscle |
a muscle that has one end attached to the capsule of a joint; called also musculus articularis.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| ART | a genus of arthropods |
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| ART | jointed-foot invertebrates: arachnids |
| ART | (zoology) of or relating to invertebrates of the phylum Arthropoda |
| ART | (zoology) of or relating to invertebrates of the phylum Arthropoda |
| ART | (zoology) of or relating to invertebrates of the phylum Arthropoda |
| ART | tropical and subtropical Old World epiphytic or lithophytic ferns |
| ART | a type of endoscope that is inserted into a joint for visual examination |
| ART | a minimally invasive operation to repair a damaged joint |
| ART | one of a string of thick walled vegetative resting cells formed by some algae and fungi |
| ART | a body that resembles a spore but is not an endospore |
| ART | (botany) of or relating to arthrospores |
| ART | (botany) of or relating to arthrospores |