| arteria caecalis anterior | <anatomy, artery> An artery that originates from the ileocolic artery and supplies the anterior region of caecum. Synonym: arteria caecalis anterior. (05 May 2002) |
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| arteria caecalis posterior | <anatomy, artery> Origin, ileocolic artery; distribution, posterior region of caecum. Synonym: arteria caecalis posterior. (05 Mar 2000) |
| arteria calcarina | <anatomy, artery> Branch of medial occipital artery which runs in relationship to the calcarine sulcus. Synonym: ramus calcarinus arteriae occipitalis medialis, arteria calcarina, calcarine artery. (05 Mar 2000) |
| arteria callosomarginalis | <anatomy, artery> The second branch of the pericallosal artery running in the cingulate sulcus and sending branches to supply part of the medial and superolateral surfaces of the cerebral hemisphere. Synonym: arteria callosomarginalis. (05 Mar 2000) |
| arteria canalis pterygoidei | Usually arises from the third part of the maxillary artery, but frequently from the greater palatine artery, within the pterygopalatine fossa. Passes posteriorly to run through the pterygoid canal with the corresponding nerve, supplying the contents and wall of the canal, the mucous membrane of the upper pharynx, the auditory tube and the tympanic cavity. Synonym: arteria canalis pterygoidei, vidian artery. (05 Mar 2000) |
| arteria carotis communis | <anatomy, artery> Origin, right from brachiocephalic, left from arch of aorta; runs upward in the neck and divides opposite upper border of thyroid cartilage (C-4 vertebral level) into terminal branches, external and internal carotid. Synonym: arteria carotis communis. (05 Mar 2000) |
| arteria carotis externa | <anatomy, artery> Origin, common carotid at C-4 vertebral level; branches, superior thyroid, lingual, facial, occipital, posterior auricular, ascending pharyngeal, and terminal branches, maxillary and superficial temporal at level of neck of mandible. Synonym: arteria carotis externa. (05 Mar 2000) |
| arteria carotis interna | <anatomy, artery> Arises from the common carotid opposite upper border of thyroid cartilage (C-4 vertebral level) and terminates in the middle cranial fossa by dividing into the anterior and middle cerebral arteries; for descriptive purposes it is divided into four parts: cervical, petrous, cavernous, and cerebral. Synonym: arteria carotis interna. (05 Mar 2000) |
| arteria caudae pancreatis | Origin, splenic artery near the left gastroepiploic; distribution, the tail of the pancreas; anastomoses, with other pancreatic arteries. Synonym: arteria caudae pancreatis, caudal pancreatic artery. (05 Mar 2000) |
| arteria centralis brevis | <anatomy, artery> A branch of the precommunical part of the anterior cerebral artery. Synonym: arteria centralis brevis. (05 Mar 2000) |
| arteria centralis longa | <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 centralis retinae | 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 cerebelli inferior anterior | <anatomy, artery> Origin, basilar; distribution, lower surface of lateral lobes of cerebellum, choroid plexus in cerebellopontine angle; anastomoses, posterior inferior cerebellar; usual source of labyrinthine artery. Synonym: arteria cerebelli inferior anterior. (05 Mar 2000) |
| arteria cerebelli inferior posterior | <anatomy, artery> Origin, vertebral; distribution, lateral medulla, choroid plexus of fourth ventricle, and cerebellum; anastomoses, superior cerebellar and anterior inferior cerebellar. Synonym: arteria cerebelli inferior posterior. (05 Mar 2000) |
| arteria cerebelli superior | <anatomy, artery> Origin, basilar; distribution, upper surface of cerebellum, colliculi, and most of the cerebellar nuclei; anastomoses, posterior inferior cerebellar. Synonym: arteria cerebelli superior. (05 Mar 2000) |