| AIIS | anterior inferior iliac spine |
|---|---|
| AIN | acute interstitial nephritis; American Institute of Nutrition; anterior interosseous nerve |
| AION | anterior ischemic optic neuropathy |
| AIS | Abbreviated Injury Scale; amniotic infection syndrome; androgen insensitivity syndrome; anterior int... |
| AIVV | anterior informal vertebral vein |
| arteria genus inferior medialis | <anatomy, artery> Origin, popliteal; distribution, knee joint; anastomoses, anterior and posterior tibial recurrent and medial superior genicular, i.e., articular vascular network of knee. Synonym: arteria genus inferior medialis, medial inferior genicular artery. (05 Mar 2000) |
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| arteria genus media | <anatomy, artery> Origin, popliteal; distribution, synovial membrane and cruciate ligaments of knee joint. Synonym: arteria genus media, arteria articularis azygos. (05 Mar 2000) |
| arteria genus superior lateralis | <anatomy, artery> Origin, popliteal; distribution, knee joint; anastomoses, lateral circumflex femoral, third perforating, anterior tibial recurrent, lateral inferior genicular, i.e., the articular vascular network of the knee. Synonym: arteria genus superior lateralis, lateral superior genicular artery. (05 Mar 2000) |
| arteria genus superior medialis | <anatomy, artery> Origin, popliteal; distribution, knee joint; anastomoses, descending genicular, lateral superior genicular, i.e., the articular vascular network of the knee. Synonym: arteria genus superior medialis, medial superior genicular artery. (05 Mar 2000) |
| arteria glutea inferior | <anatomy, artery> Origin, internal iliac; distribution, hip joint and gluteal region; anastomoses, branches of internal pudendal, lateral sacral, superior gluteal, obturator, medial and lateral circumflex femoral. Synonym: arteria glutea inferior, arteria ischiadica, arteria ischiatica. (05 Mar 2000) |
| arteria glutea superior | <anatomy, artery> Origin, internal iliac; distribution, gluteal region; anastomoses, lateral sacral, inferior gluteal, internal pudendal, deep circumflex iliac, lateral circumflex femoral. Synonym: arteria glutea superior. (05 Mar 2000) |
| arteria gyri angularis | The last branch of the terminal part of the middle cerebral artery distributed to parts of the temporal parietal and occipital lobes. Synonym: arteria gyri angularis, angular artery. (05 Mar 2000) |
| arteria hepatica communis | <anatomy, artery> Origin, coeliac; branches, right gastric, gastroduodenal, and proper hepatic. Synonym: arteria hepatica communis. (05 Mar 2000) |
| arteria hepatica propria | <anatomy, artery> Origin, common hepatic; branches, right and left hepatic. Synonym: arteria hepatica propria. (05 Mar 2000) |
| arteria hyaloidea | <anatomy, artery> The terminal branch of the primitive ophthalmic artery, which forms in the embryo an extensive ramification in the primary vitreous and a vascular tunic around the lens; by 81/2 months, these vessels have atrophied almost completely, but a few persistent remnants are evident entoptically as muscae volitantes. Synonym: arteria hyaloidea. (05 Mar 2000) |
| arteria hypogastrica | <anatomy, artery> Origin, common iliac; branches, iliolumbar, lateral sacral, obturator, superior gluteal, inferior gluteal, umbilical, superior vesical, inferior vesical, middle rectal, and internal pudendal. Synonym: arteria iliaca interna, arteria hypogastrica, hypogastric artery. (05 Mar 2000) |
| arteria hypophysialis inferior | <anatomy, artery> A small branch of the cavernous part of the internal carotid to the hypophysis. Synonym: arteria hypophysialis inferior. (05 Mar 2000) |
| arteria hypophysialis superior | <anatomy, artery> A small branch of the cerebral part of the internal carotid artery supplying the hypophysis. Synonym: arteria hypophysialis superior. (05 Mar 2000) |
| arteria ileocolica | <anatomy, artery> Origin, superior mesenteric, often by a common trunk with the right colic; distribution, terminal part of ileum, caecum, vermiform appendix, and ascending colon; anastomoses, right colic and ileal. Synonym: arteria ileocolica. (05 Mar 2000) |
| arteria iliaca communis | <anatomy, artery> One of the two terminal branches of the abdominal aorta; opposite the lumbosacral joint, it bifurcates to form the internal iliac and the external iliac. Synonym: arteria iliaca communis. (05 Mar 2000) |