MUSCLE 



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MUSCLE 



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iliacus and psoas muscles regarded as one. M. ilio- 

 sacrofemoralis, the gluteus inaximus. M., Iliospinal, 

 in comparative anatomy a muscle representing the 

 longissimus dorsi and transversus colli in man. M. 

 iliotrochanterius. See Iliacus in Table (Illus. 

 Diet.). M. iliotrochanterius externus or medius, 

 in comparative anatomy the analog of the gluteus 

 maximus in man. M. iliotrochanterius magnus, 

 in comparative anatomy the analog of the gluteus 

 medius muscle of man. M. iliotrochanterius par- 

 vus, in comparative anatomy the analog of the glu- 

 us minimus. M., Infraoblique. See Obliquus 



apitis inferior in Table I Illus. Diet.). M. infraser- 

 tus, the serratus inferior posticus. M.s, Interac- 



essory, short lumbar muscles connecting the accessory 

 es of the vertebras. M. interarticularis 



umborum, M. interobliquus. See J/.*, Interacces- 



ory. M.s, Internal, involuntary muscles. M. in- 



ernus auris. M. internus mallei, the tensor tym- 

 pani. M. intrarectus, Coues' name for the rectus 

 oculi internus. M. ischiopoplitibialis. See Semi- 

 membranosus in Table (Illus. Diet.). M. ischioprae- 

 tibialis. See SemiUndmonu in Table (Illus. Diet.). 

 M. ischiotibialis externus. See M. vastus longus. 

 M. ischiotibialis internus, in comparative anatomy 

 the representative of the semimembranosus in man. 

 M. ischiotibialis medius, M. i. posticus, in com- 

 parative anatomy the analog of the semitendinosus 

 muscle in man. M., Isotonic, a muscle that contracts 

 on stimulation, its tension remaining the same. M. 



eratoglossus accessorius, an inconstant bundle 

 of fibers from the cornua of the hyoid and inserted into 

 the lower part of the styloglossus muscle. M. k. 

 externus, in veterinary anatomy the styloglossus 

 muscle of Leyh. M. keratoglossus internus, M. k. 

 parvus, in the horse, one having origin in the lower 



nd of the styloid bone or from the greater horn of 

 e hyoid and ending near the tip of the tongue. M. 

 keratohyoideus, an anomalous muscle originating in 

 the dorsal surface of the lesser comu of the hyoid bone 

 and inserted into the muscular process of the arytenoid 

 cartilage. M.keratopharyngeus, Luschka's name for 

 that part of the middle constrictor of the pharynx that 

 originates from the greater cornu of the hyoid bone. 

 M. keratopharyngeus inferior, in veterinary anat- 

 omy, an anomalous muscle which originates in the lower 

 end of the large branch of the hyoid bone and termi- 

 nates in the wall of the pharynx. M.keratopharyn- 

 geus major, M. k. minor, the middle constrictor 

 of the pharynx. M., Koyter's, the corrugator 

 supercilii. M., Krause's. See .1/. coracocen-icalis. 

 M. levator humeri, in veterinary anatomy a muscle 

 corresponding to the clavicular parts cf the sternocleido- 

 mastoid, the deltoid and trapezius of man taken col- 

 lectively with the trachelo-acromialis occurring in 

 quadruped mammals. Syn., Mas'oidokumeralis. M. 

 levator scapulae, the levator anguli scapulas. M . lin- 

 gualis longitudinalis superior, M. 1. superficialis, 

 M. 1. superior, a band of fibers extending from base to 

 apex of the upper surface of the tongue. M., Loaded, 

 a muscle made to work with a weight hanging upon it 

 and with no interval of relaxation Cf. M., After-loaded. 

 M.. Longer Straight, the rectus capitis posticus major. 

 M. longissimus femoris, the sartorius. M. longi- 

 tudinalis inferior. See Lingualis > Illus. Diet.). 

 M. longitudinalis linguae inferior medius, Boch- 

 dalek's name for an anomalous azygos muscle running 

 backward from the mental spine and disappearing 

 between the genioglossi in the root of the tongue. M. 

 lumbidorsalis. See Spinalis dorsi in Table (Illus. 

 M. lumboabdominalis. in comparative an- 

 atomy, a muscle of the lower animals corresponding 

 24 



to the transversalis abdominis of man. Syn., Costo- 

 abdominalis internus. M. lumbocostalis, in veteri- 

 nary anatomy, a muscle corresponding to the serratus 

 posticus of man. Syn., M. superficialis costarum. M. 

 lumbofemoralis, the psoas magnus. M. lumbo- 

 iliacus, the psoas parvus. M., Lumbosacral, Ac- 

 cessory. See J/.. Sacrolumbal; Accessory. M. 

 malaris, a part of the orbicularis palpebrarum origi- 

 nating in the inner inferior margin of the orbit and 

 adjacent part of the dorsum of the nose and uniting 

 partly with the zygomaticus major. M. malledius, 

 the tensor tympani. M. marsupialis, the gemellus 

 muscle. M. mastoideus anterior. M. mastoideus 

 colli, the sternocleidomastoid. M. mastoideus 

 lateralis, the trachelomastoid. M. mastoidocon- 

 chalis, the retrahens aurem. M. mastoidohu- 

 meralis. See M. levator humeri. M. maxillolabialis, 

 the depressor anguli oris. M. mentalis. See Levator 

 labii inferioris in Table (Illus. Diet.'. M.. Meta- 

 carpophalangeus. See Adductor pollicis manus in 

 Table (Illus. Diet). M.s, Monomere, M.s, Mono- 

 meric, muscles extending between contiguous mono- 

 meres. M.s, Multicaudate, those ending in more 

 than two divisions. M.s, Multicipital, those having 

 distinctly more than one origin. M. multifidus, the 

 multifidus spinas. M. nasalis, Douglas' name for the 

 pyramidalis nasi, a part of the levator labii supenoris 

 and the outer portion of the depressor aire nasi. M. 

 nasotransversalis, the compressor narium. M. 

 nauticus, the tibialis posticus. M., Oblique, Small. 

 See M. ilioabdominalis. M. obliquus capitis minor. 

 See Obliquus capitis superioris in Table (Illus. D 

 M. occipitalis teres. See O. minor in Table (Illus. 

 Diet). M. omocervicalis. Same as Lezator anguli 

 scapulce. M. omoclavicularis. See Coracoclavicu- 

 laris. M., Omohyoid, M. omohyoideus. (See 

 Illus. Diet) 2. The analog of the omohyoid of man 

 which occurs in most quadruped mammals, except the 

 Carnivora. M. omoplatohyoideus, the omohyoid. 

 M. opifex circumductionis. See Obliquus superior 

 in Table (Illus. Diet). M. opisthenar, the erector 

 spime. M., Palpebral, the orbicularis palpebrarum. 

 M. papillae opticas, a muscle consisting of circular 

 longitudinal and radiary fibers observed by G. Nicolai 

 at the head of the optic nerve in man and several ani- 

 mals. M.s, Pec'inate, the serrated muscles. M., 

 Pedal. I. The extensor brevis digitorum pedis. 2. 

 See M. tarsopra'phalangeus. M. pericardiothyroid- 

 eus, a band of fibers, supposed to be a separated fascicu- 

 lus of the sternothyroid muscle, extending from the 

 isthmus of the thyroid gland to the anterior surface 

 of the fibrous layer of the pericardium. M. pharyngo- 

 palatinus. See Palatopharyngeus in Table (Illus. 

 Diet). M.s, Pilar. See Arrcctores pili in Table 

 (Illus. Diet ). M.s, Polycaudate. See M.s, Multi- 

 caudate. M., Polycipital. See M.. Multicipital. 

 M.s, Polygastric, long muscles separated into parts 

 by transverse tendinous septa. M., Polymere. one in 

 which one or more monomeres occur between its origin 

 and insertion. M., Postauriculum. See Retrahetts 

 aurem in Table (Illus. Diet). M.s, Postaxial, mus- 

 cles on the dorsal aspect of the limbs, which lie at 

 right angles to the spine. M., Postrectus, Greater. 

 See Rectus capitis posticus major in Table (Illus. Diet). 

 M., Postrectus, Small. See Rectus capits posticus 

 minor in Table (Illus. Diet). M., Preauricular, 

 the attrahens aurem. M.s, Preaxial, muscles on the 

 ventral aspect of the limbs, which lie at right angles to 

 the spine. M., Prescapular, M. prasscapularis. 

 See Supraspinatus in Table (Illus. Diet. . M. pro- 

 digus, the supinator longus. M. pronator inferior, 

 M. pronator minor, M. pronator transversus. 



