| 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 |
| pyramidal auricular muscle | <anatomy> An occasional prolongation of the fibres of the tragicus to the spina helicis. Synonym: musculus pyramidalis auriculae, Jung's muscle, pyramidal muscle of auricle. (05 Mar 2000) |
|---|---|
| deep auricular artery | <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) |
| supra-auricular | <ornithology, zoology> Situated above the ear coverts, or auriculars; said of certain feathers of birds. A supra-auricular feather. Source: Websters Dictionary (01 Mar 1998) |
| supra-auricular point | A craniometric point on the posterior root of the zygomatic process of the temporal bone directly above the auricular point. (05 Mar 2000) |
| infra-auricular deep parotid lymph nodes | Small lymph nodes located deep to the parotid fascia and below the ear. Synonym: nodi lymphatici parotidei profundi infra-auriculares, infra-auricular subfascial parotid lymph nodes. (05 Mar 2000) |
| infra-auricular subfascial parotid lymph nodes | Small lymph nodes located deep to the parotid fascia and below the ear. Synonym: nodi lymphatici parotidei profundi infra-auriculares, infra-auricular subfascial parotid lymph nodes. (05 Mar 2000) |
| intra-auricular | 1. Within an auricle (e.g., of the ear). 2. Obsolete term for intra-atrial. (05 Mar 2000) |
| oblique auricular muscle | <anatomy> A thin band of oblique muscular fibres extending from the upper part of the eminence of the concha to the convexity of the helix, running across the groove corresponding to the inferior crus of the anthelix. Synonym: musculus obliquus auriculae, oblique muscle of auricle, Tod's muscle. (05 Mar 2000) |
| transverse auricular muscle | <anatomy> A band of sparse muscular fibres on the cranial surface of the auricle, extending from the eminence of the concha to the eminence of the scapha. Synonym: musculus transversus auriculae, transverse muscle of auricle. (05 Mar 2000) |
| fibrillation, auricular | Essentially the same as atrial fibrillation. (12 Dec 1998) |
| left auricular appendage | The small conical projection from the left atrium of the heart. Synonym: auricula sinistra, left auricular appendage. (05 Mar 2000) |
| aditus glottidis superior | Portion of the cavity of the larynx between the vestibular and vocal folds, with which the ventricles communicate. Synonym: aditus glottidis superior. (05 Mar 2000) |
| angulus superior scapulae | Formerly named the medial angle, it lies at the junction of the superior and medial borders of the bone. Synonym: angulus superior scapulae. (05 Mar 2000) |
| ankyloglossia superior syndrome | <syndrome> A congenital condition in which the tongue adheres to the hard palate; no evidence of genetic factors. (05 Mar 2000) |
| anterior superior alveolar arteries | Origin, infraorbital artery within intraorbital canal; distribution, via anterior alveolar canals to upper incisors and canine teeth, mucus membrane of maxillary sinus. Synonym: arteriae alveolares superiores anteriores, anterior superior dental arteries. (05 Mar 2000) |