mus'culus, gen. and pi. mus'culi

[L. dim. of »««j(G. mys), a little mouse, from the fancied resemblance of a muscle in contraction to the movements of a mouse under a cloth.] Muscle. minim i digit!; origin, pisiform bone; insertion, inner side of base of ist phalanx of 'the litt\e finger; nerve supply, ulnar; action, abducts little finger. OS calcls, internal annular ligament, and plantar fascia; in sei i i on, inner side of ist phalanx of great toe; nerve supply, internal plantar; action, abduction of great toe. quint! [BNA]. pollicis; origin, ridge of trapezium (os multangulum majus) and anterior angular ligament; insertion, outer side of first phalanx of thumb; nerve supply, median* action, abducts thumb. c is metacarpi pollicis; origin, posterior surfaces of radius and ulna; insertion, outer side of base of first metacarpal bone; n^rve supply, radial; action, abducts and a ists in extending thumb. dors i[BNAl. pubis; insertion, upper third of inner lip of line a aspera; nerve supply, obturator; action, adducts thigh, (caput obliquum) from external cuneiform and bases of 3d and 4th metatarsal bones, by transverse head (caput trans ver sum) from the capsules of the outer four me tatar so phalangeal joints; insertion, outer side of base of first phalanx of great toe; nerve supply external plantar; action, adducts great toe. crest of pubis; insertion, middle third of inner tip of line a aspera; nerve supply, obturator; action, adducts thigh. osity and edge of pubic arch; insertion, line a aspera and internal epicondyle of femur; nerve supply, obturator and sciatic; action, adducts thigh. constituting the upper portion of the adductor magnus, inserted into space above line a aspera. obliquum) of m. adductor hallucis [BNA]. [BNA]. pollicis, origin, trapezium (multangulum majus) trapezoid (multangulum minus), os magnum (capitatum),, and shaft of 3d metacarpal bone; insertion, inner side of base of ist phalanx of thumb; nerve supply, ulnar; action, adducts thumb. JSCULUS 637 ead (caput trans ver sum) of the m. adductor hallucis 3NA]. m. amyg^daloglcs's us, a band of muscular fibers rising from alongside the tonsil and joining the pal a to Lo us muscle. m. ancone'us, m. ancone us quart us; origin, back of eternal condyle of humerus; twser^ioM, olecranon proc and posterior surface of ulna; nerve supply, ra5S ial (musculospiral); action, extends forearm. m. ancone'us lateral is, outer head of m. triceps rachil. m. ancone'us lon'gus, long head of m. triceps brachii. m. ancone'us xnedia'lis, inner head of m. triceps rachii. m. antitrag'icus [BNA], muscle of the antitragus, a and of transverse muscular fibers on the outer surface the antitragus, arising from the border of the inter: agic notch and inserted into the anthelix and Cauda elicis. mus'culi arrecto'res pilo'rum [BNAJ, bundles of noniriated muscular fibers, attached to the deep part of le hair follicles, pa ing outward, alongside the sebaious glands to the papillary layer of the cerium. m. articula'ris ge'nu [BNA], m. subcrureus; origin, )wer fourth of anterior surface of shaft of femur; tsertion, synovial membrane of knee-joint; nerve apply, femoral (anterior crural); action, lifts capsule f knee-joint. m. aryepiglofticus [BNA], m. arytenoepiglottideus ortion of the arytsenoideus which is inserted into the ryepiglottic fold sometimes reinforced with in deen dent fibers from the cartilage of Sant or in i. m. arytenoid'eus obli'quus [BNA], origin, muscular roce of arytenoid cartilage; insertion, summit of rytenoid cartilage of opposite side and the aryepiglotc fold as far as the epiglottis; nerve supply, recurrent kryngeal; action, narrows rima glottidis. m. arytenoid'eus traasver's us [BNA], a band of luscular fibers pa ing between the two arytenoid carilages posteriorly; nerve supply, recurrent laryngeal; ction, narrows the rima glottidis. m. aryvoca'lis, a number of the deeper fibers of the a. thyreoarytenoideus intemus attached directly to the luter side of the true vocal cord. m. attol'Iens au'rem or attoriens auric'ulaxa (lifting Lp the auricle), tn. auricular is superior [BNA]. m. at'trahens au'rem or auric'ulam (dragging forward the auricle), m. auricular is anterior [BNA], m. auricula'ris ante'rior [BNA], m.. attrahens aurem )r auriculam, origin, superficial temporal fascia; nsertion, cartilage of auricle; action, draws pinna of ar forward; nerve supply, facial. m. auricula'ris poste'rior [BNA], m. retrahens aurem >r auriculam; origin, mastoid proce ; insertion, posteior portion of root of auricle; action, draws back the )inn a; nerve supply, facial. m. auricula'ris supe'rior [BNA], m. attollens aurem >r auriculam; origin, galea aponeurotic a; insertion, ipper margin of root of auricle; action, raises pinna of ar; nerve supply, facial. m. az'ygos u'vulte, m. uvulae [BNA]. m. bi'ceps bra'chi i [BNA], origin, long head (caput Dugum) from supra glenoidal tuberosity of scapula, hort head (caput breve) from coracoid proce ; in ser I on. bicipital tubercle of radius; nerve supply, muscuocutaneous; action, fiexes and supinates forearm. m. bi'ceps fem'or is [BNA], m. biceps flexor cruris; yrigin, long head (caput longum) from tuberosity of schium, short head (caput breve) from lower half of )uter lip of line a aspera; insertion, head (capitulum) )f fibula; nerve supply, long head, tibial, short head, peroneal; action, flexes knee and rotates it outward. m. bi'ceps flex'or cni'ris, m. biceps femoris [BNA]. m. biven'ter cervi'cis, ih. spinal is capitis, which isually has a tendinous inscription, m. biven'ter mandiVuleCf m. digastric us. m. brachia'lis [BNA], m. brachial is antic us; origin, ower two-thirds of anterior surface of humerus; in ser i on, coronoid proce of ulna; nerve supply, musculomtaneous and (usually) radial (musculospiral); action, ie*es forearm. m, brach i or a dial is [BNA], m. supinator long us; wtgtw, external supra condyloid ridge of humerus; '•nsertion, front of base of styloid proce of radius;