| arteria metatarsea plantaris | <anatomy, artery> One of four branches of the plantar arterial arch that divide into plantar digital arteries to supply the toes. Synonym: arteria metatarsea plantaris. (05 Mar 2000) |
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| arteria musculophrenica | <anatomy, artery> Origin, the lateral terminal branch of internal thoracic; distribution, diaphragm and intercostal muscles; anastomoses, branches of pericardiacophrenic, inferior phrenic, and posterior intercostal arteries. Synonym: arteria musculophrenica. (05 Mar 2000) |
| arteria nasalis posterior septi | A branch of the sphenopalatine artery that supplies the nasal septum and accompanies the nasopalatine nerve. Synonym: arteria nasalis posterior septi. (05 Mar 2000) |
| arteria nasi externa | An alternate term for dorsal nasal artery. Arteria nervorum, arteries to nerves. (05 Mar 2000) |
| arteria nutricia | <anatomy, artery> An artery of variable origin that supplies the medullary cavity of a long bone. Synonym: arteria nutricia, nutrient vessel. (05 Mar 2000) |
| arteria nutriens fibulae | Origin, peroneal (fibular); distribution, fibula. Synonym: arteria nutriens fibulae. (05 Mar 2000) |
| arteria nutriens tibialis | Artery derived from the upper part of the posterior tibial artery; it enters through the nutrient foramen on the posterior surface of the tibia. Synonym: arteria nutriens tibialis. (05 Mar 2000) |
| arteria obturatoria | <anatomy, artery> Anastomoses, iliolumbar, inferior epigastric, medial circumflex femoral; origin, anterior division of the internal iliac; distribution, ilium, pubis, obturator and adductor muscles; branches, pubic, acetabular, anterior, and posterior. Synonym: arteria obturatoria. (05 Mar 2000) |
| arteria obturatoria accessoria | <anatomy, artery> Term applied to the anastomosis of pubic branch of the inferior epigastric artery with the pubic branch of the obturator artery when it contributes a significant supply through the obturator canal. Synonym: arteria obturatoria accessoria, ramus obturatorius arteriae epigastricae inferioris. (05 Mar 2000) |
| arteria occipitalis | <anatomy, artery> Origin, external carotid; branches, sternocleidomastoid, meningeal, auricular, occipital, mastoid, and descending. Synonym: arteria occipitalis. (05 Mar 2000) |
| arteria occipitalis lateralis | <anatomy, artery> One of the terminal branches of the posterior cerebral artery; it supplies, by several named branches, the lateral portions of the temporal lobe. Synonym: arteria occipitalis lateralis. (05 Mar 2000) |
| arteria occipitalis medialis | <anatomy, artery> One of the terminal branches of the posterior cerebral artery; it is distributed, by several named branches, to the posterior corpus callosum and the medial and superolateral portions of the occipital lobe including the visual cortex. Synonym: arteria occipitalis medialis. (05 Mar 2000) |
| arteria ophthalmica | <anatomy, artery> Artery originating from the internal carotid artery and distributing to the eye, orbit and adjacent facial structures. (12 Dec 1998) |
| arteria ovarica | <anatomy, artery> Origin, aorta; distribution, ureter, ovary, ovarian ligament and uterine tube; anastomoses, uterine. Synonym: arteria ovarica. (05 Mar 2000) |
| arteria palatina ascendens | <anatomy, artery> Origin, facial; distribution, lateral walls of pharynx, tonsils, auditory tubes, and soft palate; anastomoses, tonsillar branch of facial, dorsal lingual, and descending palatine. Synonym: arteria palatina ascendens. (05 Mar 2000) |