| arteria sublingualis | <anatomy, artery> Origin, lingual; distribution, extrinsic muscles of tongue, sublingual gland, mucosa of region; anastomoses, the artery of opposite side and submental. Synonym: arteria sublingualis. (05 Mar 2000) |
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| arteria submentalis | <anatomy, artery> Origin, facial; distribution, mylohyoid muscle, submandibular and sublingual glands, and structures of lower lip; anastomoses, inferior labial, mental branch of inferior dental and sublingual. Synonym: arteria submentalis. (05 Mar 2000) |
| arteria subscapularis | <anatomy, artery> Origin, axillary; branches, circumflex scapular, thoracodorsal; distribution, muscles of shoulder and scapular region; anastomoses, branches of transverse cervical, suprascapular, lateral thoracic, and intercostals. Synonym: arteria subscapularis. (05 Mar 2000) |
| arteria sulci centralis | <anatomy, artery> A branch of the terminal part of the middle cerebral artery distributed to the cortex on either side of the central sulcus. Synonym: arteria sulci centralis, artery of central sulcus, central artery, Rolandic artery. (05 Mar 2000) |
| arteria sulci postcentralis | <anatomy, artery> A branch of the terminal part of the middle cerebral artery distributing to the cortex on either side of the postcentral sulcus. Synonym: arteria sulci postcentralis, artery of postcentral sulcus, postcentral artery. (05 Mar 2000) |
| arteria sulci precentralis | <anatomy, artery> A branch of the terminal part of the middle cerebral artery distributed to the cortex on either side of the precentral sulcus. Synonym: arteria sulci precentralis, artery of precentral sulcus, pre-Rolandic artery, precentral artery. (05 Mar 2000) |
| arteria supraduodenalis | <anatomy, artery> Origin, gastroduodenal; distribution, first part of duodenum. Synonym: arteria supraduodenalis. (05 Mar 2000) |
| arteria supraorbitalis | <anatomy, artery> Origin, ophthalmic; distribution, frontalis muscle and scalp; anastomoses, branches of the superficial temporal and supratrochlear. Synonym: arteria supraorbitalis. (05 Mar 2000) |
| arteria suprarenalis inferior | <anatomy, artery> Origin, renal; distribution, suprarenal gland. Synonym: arteria suprarenalis inferior. (05 Mar 2000) |
| arteria suprarenalis media | <anatomy, artery> Origin, aorta; distribution, suprarenal gland. Synonym: arteria suprarenalis media. (05 Mar 2000) |
| arteria suprascapularis | <anatomy, artery> Origin, thyrocervical trunk; distribution, clavicle, scapula, muscles of shoulder, and shoulder joint; anastomoses, transverse cervical circumflex scapular. Synonym: arteria suprascapularis, transverse scapular artery. (05 Mar 2000) |
| arteria supratrochlearis | <anatomy, artery> Origin, ophthalmic; distribution, anterior portion of scalp; anastomoses, branches of supraorbital. Synonym: arteria supratrochlearis, arteria frontalis, frontal artery. (05 Mar 2000) |
| arteria suralis | <anatomy, artery> One of four or five arteries arising (sometimes by a common trunk) from the popliteal; distribution, muscles and integument of the calf; anastomoses, posterior tibial, medial, and lateral inferior genicular. Synonym: arteria suralis, artery of calf. (05 Mar 2000) |
| arteria tarsea lateralis | <anatomy, artery> Origin, dorsalis pedis; distribution, tarsal joints and extensor digitorum brevis muscle; anastomoses, arcuate, peroneal, lateral plantar, anterior lateral malleolar. Synonym: arteria tarsea lateralis. (05 Mar 2000) |
| arteria tarsea medialis | <anatomy, artery> One of two small branches of the dorsalis pedis; distribution, to inner margin of foot. Synonym: arteria tarsea medialis. (05 Mar 2000) |