ABDUCTOR

adj. and n. Lat., abductor. Fr., abduct eur. Ger., Abzieher. It., abduttore. Sp., abductor, Abducent; a muscle or nerve the action of which is to abduct a part.—A. auricular is, A. auris (Lat.). Fr., abduct eur de Voreitle. Ger., Abziehmuskel des Ohres. It., abduttore dell orecchio, Sp., abductor de ta oreja. See AURICULAR IS posterior.—A. brevis alter. See A. brevis pollicis._A. brevis auricuiæ. See CERVI- CO-AURICULAR IS pro fundus.—A. brevis brachii, Fr., court abduct eur du bras, petit rond (ou scapulo-huméral). Ger., kurzer Ausufirtszieher (oder Gu erer kurze Beuger) des Armbeins, mittlerer Schulterumdrehermuskel. It., abduttore cor to del braccio, piccolo roton do (0 scapolo-omerale). Sp., @. cor to det brazo. A small elongated muscle, found in the solipeds, being the analogue of the teres minor in man, It arises from the posterior margin of the scapula, the infra-spinous fo a, and the small tubercle at the outer border of the glenoid cavity, and is inserted into the humerns between the crest of the tuberosity and the deltoid impre ion. It abducts and rotates the humerus. [A, 314.]—A. brevis pollicis. Fr., abduct eur court du pouce. Ger., kurzer Abziehmuskel des Daumens. It., abduttore breve (0 cor to) del pollice dell a mano: Sp., a. cor to del pulgar de la mano. Syn.: a. brevis alter, a. pollicis manus, scapho-carpo-super phalange us pollicis, The ‘short a. of Fr., Ab- O, no; O02, not; 03, whole; Th, thin: Th?, the; U, like 00 in too; U?, blue; U%, lull; U‘, full; U5, urn; US, like ü (German). the thumb. It arises from the annular ligament of the wrist and from the trapezium or the tubercle of the semilunar bone, and is inserted into the outer aspect of the base of the first phalanx of the thumb. [Cis digit i quint i. See A, minim i digit i—A, hallucis. Fr., abduct eur du gros orteil. Ger., Abzieher der gro en Zehe. It., abduttore dell’ all ‘Sp. a. del pulgar del pié. Syn.: a. obliquus hallucis, a. pollicis ped is, The a. of the great toe; a muscle that arises from the greater tuberosity of the calcaneum, from the plantar fascia, and from the annular ligament of the ankle, and is inserted into the inner border of the base of the first phalanx of the great toe. [C.]—A. indicis. Fr., abduct eur du doigt indicateur. Ger., Abziehmuskel des Zeigefingers. It., abduttore del dito indice. Sp., a. del indice. Syn.: semi-intero eus indicis. The a. of the forefinger, being the first dorsal intero eous muscle of the hand. It arises by two heads from the first and second metacarpal bones, and is inserted into the radial side of the index-finger.—A. indicis ped is, Fr., premier intero eux dorsal du pied. Ger., ersterer äu ere Zwischenknochenmuskel des Fu es. Sp., a. del indice del pié. Syn.: prior (seu posterior) indicis ped is. ‘The first dorsal intero eous muscle of the foot. It arises from the first and second metatarsal hones, and is inserted into the tibial side of the second toe.—A. long us auriculæ. See CERVICO-AU- RICULARIS medius.—A. long us brachii. Fr., long abduct eur du bras, portion scapula ire du del toïde, grand scapulo-huméral. Ger., gro er Schulterumdrehermuskel, gro er Auswärtszieher (oder du erer lange Beuger) des Armbeins. It., abduttore lungo del braccio, grande scapolo-omerale. Sp., a. largo del brazo. A muscle found in the solipeds, being to some extent an analogue of the deltoid in man. It arises by two heads: the anterior, through the medium of the scapular aponeurosis, from the tuberosity of the acromion; the posterior from the dorsal angle of the scapula, and is inserted into the humerus below the deltoid impre ion. It is an abductor, a rotator, and a fiexor of the humerus. [A, 314.]— A. long us pollicis. Fr., abduct eur long du pouce. Ger., langer ‘Abzicher des Daumens. It., abduttore lungo (0 grande) del pollice dell a mano. Sp., a. largo del pulgar de la mano. Syn,: a. pollicis long us, extensor primus (seu primi inter nodi i) pollicis. A name iven by Albinus to the extensor o is paetacany pollicis (q. v.). C.|—A. metacarpi. See Exrensor obliquus metacarpi.—A. minim i digit i manus. Fr., abduct eur ett doigt. r., Abzieher des kleinen Fingers. Ît., abduttore det dito mignolo. / Sp., a. del dedo pequeño de la mano. Syn.: extensor tertii inter nodi i (seu carpo-phalange us) minim i_digit i, hypo thenar minor metacarpeus. The a, of the little finger; arising from the pisiform bone, and being inserted into the ulnar border of the base of the first phalanx of the little finger, a small portion going also to the back of the finger. [C.]—A. minim i digit i ped is. Fr. abduct eur du petit orteil. Ger., Abzieher der kleinen Zehe. It., abduttore del dito piccolo del piede. Sp., a. del dedo pequeno del pié. Syn.: calco-sub phat angers minim i digit i, para thenar major {Winslow}. The a. of the little toe; a muscle which arises from the os calcis, the external inter muscular septum, and the deep surface of the plantar fascia, and is inserted into the outer side of the first phalanx of the little toe—A. nerve. See Abducens NERVE.—A. obliquus hallucis. See À. hallucis.—A. ocull. See RECTUS extern us oculi—A. of the ear. See A. auris.—A. of the Eustachian tube. Lat., a. tube. Fr. abduct eur du trompe d'Eustache. Ger., Aoziehmuskel der eustachischen Rähre, It., abduttore del tubo. Sp., a.del tubo. Syn.: dilatator tube, spheno-salpingo-staphylinus, circumflerus palati, tensor lati moll is, This muscle arises from the lower surface of the sphenoid bone, from the short hooklike part of the cartilaginous wall, and from the membranous part of the cartilaginous portion of the Eustachian tube, and is inserted into the hamulus pret leue By its contraction the Gane nous hook is slightly unfolded, the membranous portion of the tul is lifted a little from the cartilaginous portion, and the lumen of the tube is opened. [F.]—A. of the eye. See Rectus extern us oculi.—A’s of the larynx. Lat. abductores laryngis. Fr., abducteurs laryngés. Ger., Abziehmuskeln des Kehikopfes, It., abduttori dell a laringe. Sp. a'es de la laringe. Syn.: dilators of the laryuz (or glottis). The crico-arytenoidei postici, which rotate the arytenoid cartilages outward and thus separate the terior attachments of the vocal bands. [a, 1.]—A°s of the thigh. Lat., aves femoris. Fr., abducteurs de la cui e, Ger., Abziehmuskein des Oberschenkels. It., abduttori de la coscia. Sp., a'es del fémur. The gluteus medius, the gluteus minimus, and the upper part of the gluteus maximus.—A. o is metatarsi minim i digit i, A. o is metatarsi quint i. See A, minim i digit i_ped is—A, pollicis brevis. See A. brevis pollicis.—A. pollicis long us. See A. long us pollicis,—A. pollicis long us manus. See A. long us pollicis. “A. pollicis manus. Sce A. brevis pollicis.—A. pollicis ped is. Sce A, hallucis—A. pollicis long us. See A. long us pollicis. —A, trans versus hallucis. See TRANS VERSUS ped is.—A. tubæ. See A. of the Eustachian tube. >