| LAS | laboratory automation system; lateral amyotrophic sclerosis; laxative abuse syndrome; left anterior-... |
|---|---|
| LASH | left anterior superior hemiblock |
| LSR | lanthanide shift reagent; lecithin/ sphingomyelin ratio; left superior rectus [muscle]; liver/spleen... |
| LSVC | left superior vena cava |
| MSO | management service organization; medial superior olive; medical staff organization |
| arteria appendicularis | <anatomy, artery> The branch of the ileocolic artery that descends posterior to the terminal ileum in the mesoappendix to supply the vermiform appendix. Synonym: arteria appendicularis. (05 Mar 2000) |
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| arteria arcuata | <anatomy, artery> Origin, dorsalis pedis; branches, passes laterally dorsal to the bases of the metatarsals, giving rise to the 2nd, 3rd, and 4th dorsal metatarsal arteries at the level of the medial cuneiform bone. Synonym: arteria arcuata. (05 Mar 2000) |
| arteria articularis azygos | <anatomy, artery> Origin, popliteal; distribution, synovial membrane and cruciate ligaments of knee joint. Synonym: arteria genus media, arteria articularis azygos. (05 Mar 2000) |
| arteria ascendens | Synonym: ascending artery. Synonym: ascending branch of the inferior mesenteric artery. (05 Mar 2000) |
| arteria auditiva interna | <anatomy, artery> Internal acoustic meatal branch. A branch of the basilar artery that enters the labyrinth through the internal acoustic meatus. Synonym: arteria labyrinthi, ramus meatus acustici interni, arteria auditiva interna, artery of labyrinth, internal auditory artery. (05 Mar 2000) |
| arteria auricularis posterior | <anatomy, artery> Origin: posterior aspect of external carotid just above the digastric muscle; course: ascends first between parotid gland and styloid process then between cartilage of auricle and the mastoid process; branches: muscular (digastric, stylohyoid and sternocleidomastoid), glandular (parotid), stylomastoid artery, occipital and auricular; anastomoses: anterior tympanic artery (via the stylomastoid artery) and occipital artery. Synonym: arteria auricularis posterior. (05 Mar 2000) |
| arteria auricularis profunda | <anatomy, artery> Origin, first part of maxillary; distribution, articulation of jaw, parotid gland, and external acoustic meatus and external tympanic membrane; anastomoses, auricular branches of superficial temporal and posterior auricular. Synonym: arteria auricularis profunda. (05 Mar 2000) |
| arteria axillaris | <anatomy, artery> The continuation of the subclavian artery; it distributes over the upper limb, axilla, chest and shoulder. (12 Dec 1998) |
| arteria basilaris | <anatomy, artery> Supplies the pons and gives rise to the vertebral arteries, Provides branches to the cerebrum and cerebellum. (27 Sep 1997) |
| arteria brachialis | <anatomy, artery> The artery that runs from the shoulder down to the elbow. (12 Dec 1998) |
| arteria brachialis superficialis | <anatomy, artery> An occasional variation in which the brachial artery lies superficial to the median nerve in the arm. Synonym: arteria brachialis superficialis. (05 Mar 2000) |
| arteria buccalis | <anatomy, artery> Origin, maxillary; distribution, buccinator muscle, skin, and mucous membrane of cheek; anastomoses, buccal branch of facial. Synonym: arteria buccalis. (05 Mar 2000) |
| arteria bulbi penis | A branch of the internal pudendal artery which supplies the bulb of the penis including the bulbar urethra. Synonym: arteria bulbi penis, arteria bulbi urethrae. (05 Mar 2000) |
| arteria bulbi urethrae | A branch of the internal pudendal artery which supplies the bulb of the penis including the bulbar urethra. Synonym: arteria bulbi penis, arteria bulbi urethrae. (05 Mar 2000) |
| arteria bulbi vaginae | An alternate term for artery of bulb of vestibule. (05 Mar 2000) |