| stapedial artery | <anatomy, artery> A small artery in the embryo that passes through the ring of the stapes and is later obliterated; it is a second aortic arch derivative. (05 Mar 2000) |
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| stapedial branch of stylomastoid artery | <anatomy, artery> Branch arising either directly from the stylomastoid artery or its branch, the posterior tympanic artery; supplies stapedius muscle. Synonym: ramus stapedius arteriae stylomastoideae. (05 Mar 2000) |
| stapedial fold | A reflection of the delicate mucous membrane from the posterior wall of the tympanic cavity that covers the stapes. Synonym: plica stapedis. (05 Mar 2000) |
| stapedial membrane | The delicate mucosal layer that bridges the space between the crura and base of the stapes. Synonym: membrana stapedis. (05 Mar 2000) |
| stapediotenotomy | Division of the tendon of the stapedius muscle. Origin: stapedius + G. Tenon, tendon, + tome, incision (05 Mar 2000) |
| stapediovestibular | Relating to the stapes and the vestibule of the ear. (05 Mar 2000) |
| stapedius | <anatomy, muscle> Origin, arises from the wall of the middle ear (internal walls of pyramidal eminence in tympanic cavity); insertion, neck of the stapes; action, dampens vibration of stapes by drawing head of stapes backward as a result of a protective reflex stimulated by loud noise; nerve supply, facial. Synonym: musculus stapedius, stapedius. (05 Mar 2000) |
| stapelia | <botany> An extensive and curious genus of African plants of the natural order Asclepiadaceae (Milkweed family). They are succulent plants without leaves, frequently covered with dark tubercles giving them a very grotesque appearance. The odour of the blossoms is like that of carrion. Origin: NL. So named after John Bodaeus a Stapel, a physician of Amsterdam. Source: Websters Dictionary (01 Mar 1998) |
| stapes | One of three ossicles of the middle ear. (27 Sep 1997) |
| stapes mobilization | An operation to remobilise the footplate of the stapes to relieve conductive hearing impairment caused by its immobilization through otosclerosis or middle ear disease. (12 Dec 1998) |
| stapes mobilization operation | Now infrequently used operation involving fracture of tissue immobilizing the stapes to restore hearing; especially used in patients with otosclerosis. (05 Mar 2000) |
| staph | Very commonly used shortened form of staphylococcus, a very common and important group of bacteria. See staphylococcus. (12 Dec 1998) |
| staphylectomy | Synonym: uvulectomy. Origin: staphyl-+ G. Ektome, excision (05 Mar 2000) |
| staphyledema | Oedema of the uvula. Origin: staphyl-+ G. Oidema, swelling (oedema) (05 Mar 2000) |
| staphyline | <anatomy> Of or pertaining to the uvula or the palate. Origin: Gr. Botryodial, from a bunch of grapes. Source: Websters Dictionary (01 Mar 1998) |