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mondofacto - Online Medical Dictionary
Category: Health and Medicine > Medical Dictionary
Date & country: 26/01/2008, UK
Words: 116197
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musculus multipennatusSynonym for multipennate muscle ... <anatomy> A muscle with several central tendons toward which the muscle fibres converge like the barbs of feathers. ... Synonym: musculus multipennatus. ... (05 Mar 2000) ...
musculus mylohyoideusSynonym for mylohyoid ... <anatomy> Pertaining to, or in the region of, the lower jaw and the hyoid apparatus; as, the mylohyoid nerve. ... <anatomy, muscle> Origin, mylohyoid line of mandible; insertion, upper border of hyoid bone and raphe separating muscle from its fellow; action, elevates floor of mouth and the tongue, depresses jaw w …
musculus mylopharyngeusSee: superior constrictor muscle of pharynx. ... (05 Mar 2000) ...
musculus nasalisSynonym for nasalis muscle ... <anatomy> Compound muscle consisting of: a transverse part (pars transversa musculi nasalis, musculus compressor naris) arising from the maxilla above the root of the canine tooth on each side and forming an aponeurosis across the bridge of the nose; and an alar part (pars alaris musculi nasalis, musculus dilator …
musculus obliquus auriculaeSynonym for 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. ... ( …
musculus obliquus capitis inferiorSynonym for obliquus capitis inferior ... <anatomy, muscle> Origin, spinous process of axis; insertion, transverse process of the atlas; action, rotates head; origin, spinous process of axis; insertion, transverse process of the atlas; nerve supply, suboccipital. ... See: suboccipital muscles. ... Synonym: musculus obliquus capitis inferior, inf …
musculus obliquus capitis superiorSynonym for obliquus capitis superior ... <anatomy, muscle> Origin, transverse process of atlas; insertion, lateral third of inferior nuchal line; action, rotates head; nerve supply, suboccipital. ... See: suboccipital muscles. ... Synonym: musculus obliquus capitis superior, superior oblique muscle of head. ... (05 Mar 2000) ...
musculus obliquus inferiorSynonym for inferior oblique ... <anatomy, muscle> Origin, orbital plate of maxilla lateral to the lacrimal groove; insertion, sclera between the superior and lateral recti; action, primary, extorsion; secondary, elevation and abduction; nerve supply, oculomotor (inferior branch). ... Synonym: musculus obliquus inferior. ... (05 Mar 2000) ...
musculus obliquus superiorSynonym for superior oblique ... <anatomy, muscle> Origin, above the medial margin of the optic canal; insertion, by a tendon passing through the trochlea, or pulley, and then reflected backward, downward, and laterally to the sclera between the superior and lateral recti; action, primary, intorsion; secondary, depression and abduction; nerve …
musculus obturator externusSynonym for obturator externus ... <anatomy, muscle> Origin, lower half of margin of obturator foramen and adjacent part of external surface of obturator membrane; insertion, trochanteric fossa of greater trochanter; action, rotates thigh laterally; nerve supply, obturator. ... Synonym: musculus obturator externus, external obturator muscle. …
musculus obturator internusSynonym for obturator internus ... <anatomy, muscle> Origin, pelvic surface of obturator membrane and margin of obturator foramen; insertion, passes out of pelvis through lesser sciatic foramen, in so doing, making a 90° turn to insert into the medial surface of greater trochanter; action, rotates thigh laterally; nerve supply, nerve to obtura …
musculus occipitalisSee: occipitofrontalis muscle. ... (05 Mar 2000) ...
musculus occipitofrontalisSynonym for occipitofrontalis muscle ... <anatomy> It is a part of musculus epicranius; the occipital belly (occipitalis muscle) arises from the occipital bone and inserts into the galea aponeurotica; the frontal belly (frontalis muscle) arises from the galea and inserts into the skin of the eyebrow and nose; action, to move the scalp; nerve s …
musculus omohyoideusSynonym for omohyoid muscle ... <anatomy> Formed of two bellies attached to intermediate tendon; origin, by inferior belly from upper border of scapula between superior angle and notch; insertion, by superior belly into hyoid bone; action, depresses hyoid; nerve supply, upper cervical spinal nerves through ansa cervicalis. ... Synonym: musculus …
musculus opponens digiti minimiSynonym for opponens digiti minimi ... <anatomy, muscle> Origin, hamulus of the hamate bone and transverse carpal ligament; insertion, shaft of fifth metacarpal; action, 'cups' palm, drawing ulnar side of hand toward centre of palm; nerve supply, ulnar. ... Synonym: musculus opponens digiti minimi, musculus opponens digiti quinti, musculus oppo …
musculus opponens digiti quintiSynonym for opponens digiti minimi ... <anatomy, muscle> Origin, hamulus of the hamate bone and transverse carpal ligament; insertion, shaft of fifth metacarpal; action, 'cups' palm, drawing ulnar side of hand toward centre of palm; nerve supply, ulnar. ... Synonym: musculus opponens digiti minimi, musculus opponens digiti quinti, musculus oppo …
musculus opponens minimi digitiSynonym for opponens digiti minimi ... <anatomy, muscle> Origin, hamulus of the hamate bone and transverse carpal ligament; insertion, shaft of fifth metacarpal; action, 'cups' palm, drawing ulnar side of hand toward centre of palm; nerve supply, ulnar. ... Synonym: musculus opponens digiti minimi, musculus opponens digiti quinti, musculus oppo …
musculus opponens pollicisSynonym for opponens pollicis ... <anatomy, muscle> Origin, ridge of trapezium and flexor retinaculum; insertion, anterior surface of the full length of the shaft of the first metacarpal bone; action, acts at carpometacarpal joint to 'cup' palm, enabling one to oppose thumb to other fingers; nerve supply, median. ... Synonym: musculus opponens …
musculus orbicularisSynonym for orbicularis muscle ... <anatomy> A sphincter-like sheet of muscle that encircles an orifice such as the mouth or the palpebral fissures. ... Synonym: musculus orbicularis, orbicular muscle, orbicularis. ... (05 Mar 2000) ...
musculus orbicularis oculiSynonym for orbicularis oculi muscle ... <anatomy> Consists of three portions: orbital part, or external portion, which arises from frontal process of maxilla and nasal process of frontal bone, encircles aperture of orbit, and is inserted near origin; palpebral part, or internal portion, which arises from medial palpebral ligament, passes thro …
musculus orbicularis orisSynonym for orbicularis oris ... <anatomy, muscle> Origin, by nasolabial band from septum of the nose, by superior incisive bundle from incisor fossa of maxilla, by inferior incisive bundle from lower jaw each side of symphysis; insertion, fibres surround mouth between skin and mucous membrane of lips and cheeks, and are blended with other mus …
musculus orbicularis palpebrarumSynonym for orbicularis oculi muscle ... <anatomy> Consists of three portions: orbital part, or external portion, which arises from frontal process of maxilla and nasal process of frontal bone, encircles aperture of orbit, and is inserted near origin; palpebral part, or internal portion, which arises from medial palpebral ligament, passes thro …
musculus orbitalisSynonym for orbitalis muscle ... <anatomy> A rudimentary nonstriated muscle, crossing the infraorbital groove and sphenomaxillary fissure, intimately united with the periosteum of the orbit. ... Synonym: musculus orbitalis, Muller's muscle, orbital muscle. ... (05 Mar 2000) ...
musculus orbitopalpebralisSynonym for levator palpebrae superioris ... <anatomy, muscle> Origin, orbital surface of the lesser wing of the sphenoid, above and anterior to the optic canal; insertion, skin of eyelid, tarsal plate, and orbital walls, by medial and lateral expansions of the aponeurosis of insertion; action, raises the upper eyelid; nerve supply, oculomotor …
musculus palatoglossusSynonym for palatoglossus muscle ... <anatomy> Forms anterior pillar of tonsillar fossa; origin, oral surface of soft palate; insertion, side of tongue; action, raises back of tongue and narrows fauces; nerve supply, pharyngeal plexus (cranial root of accessory nerve). ... Synonym: musculus palatoglossus, glossopalatinus, musculus glossopalatin …
musculus palatopharyngeusSynonym for palatopharyngeus ... <anatomy, muscle> Origin, soft palate; forms the posterior pillar of the fauces or tonsillar fossa; insertion, posterior border of thyroid cartilage and aponeurosis of pharynx; action, narrows fauces, depresses soft palate, elevates pharynx and larynx; nerve supply, pharyngeal plexus (cranial root of accessory …
musculus palatosalpingeusSynonym for tensor veli palati muscle ... <anatomy> Tensor muscle of soft palate, musculus tensor palati; musculus palatosalpingeus; musculus sphenosalpingostaphylinus; dilator tubae; origin, scaphoid fossa of sphenoid, cartilaginous and membranous part of auditory (eustachian) tube and spine of sphenoid; insertion, posterior border of hard pa …
musculus palatostaphylinusA bundle of muscular fibres from the tensor veli palatini joining the musculus uvulae. ... (05 Mar 2000) ...
musculus palmaris brevisSynonym for palmaris brevis ... <anatomy, muscle> Origin, ulnar side of central portion of the palmar aponeurosis; insertion, skin of ulnar side of hand; action, wrinkles skin on medial side of palm; nerve supply, ulnar. ... Synonym: musculus palmaris brevis, short palmar muscle. ... (05 Mar 2000) ...
musculus palmaris longusSynonym for palmaris longus ... <anatomy, muscle> Origin, medial epicondyle of humerus; insertion, flexor retinaculum of wrist and palmar fascia; action, makes palmar fascia tense and flexes the hand and forearm; is absent about 20% of the time; when tensed, its tendon stands out sharply at the wrist and overlies the median nerve; nerve supply …
musculus papillarisSynonym for papillary muscle ... <anatomy> Small muscles within the heart which anchor the heart valves. ... (12 Dec 1998) ...
musculus pectineusSynonym for pectineus ... <anatomy, muscle> Origin, crest of pubis; insertion, pectineal line of femur; action, adducts thigh and assists in flexion; nerve supply, obturator and femoral. ... Synonym: musculus pectineus, pectineal muscle. ... (05 Mar 2000) ...
musculus pectoralis majorSynonym for pectoralis major ... <anatomy, muscle> Origin, clavicular part (pars clavicularis), medial half of clavicle; sternocostal part (pars sternocostalis), anterior surface of manubrium and body of sternum and cartilages of first to sixth ribs; abdominal part (pars abdominalis), aponeurosis of external oblique; insertion, crest of greate …
musculus pectoralis minorSynonym for pectoralis minor ... <anatomy, muscle> Origin, third to fifth ribs at the costochondral articulations; insertion, tip of coracoid process of scapula; action, draws down scapula or raises ribs; nerve supply, medial pectoral nerve. ... Synonym: musculus pectoralis minor, smaller pectoral muscle. ... (05 Mar 2000) ...
musculus peroneocalcaneusAn occasional muscle arising from the shaft of the fibula and inserted into the calcaneus. ... (05 Mar 2000) ...
musculus peroneus brevisSynonym for peroneus brevis ... <anatomy, muscle> Origin, lower two-thirds of lateral surface of fibula; insertion, base of fifth metatarsal bone; action, everts foot; nerve supply, superficial peroneal. ... Synonym: musculus fibularis brevis, musculus peroneus brevis, short fibular muscle, short peroneal muscle. ... (05 Mar 2000) ...
musculus peroneus longusSynonym for peroneus longus ... <anatomy, muscle> Origin, upper two-thirds of outer surface of fibula and lateral condyle of tibia; insertion, by tendon passing behind lateral malleolus and across sole of foot to medial cuneiform and base of first metatarsal; action, plantar flexes and everts foot; nerve supply, superficial peroneal. ... Synony …
musculus peroneus tertiusSynonym for peroneus tertius ... <anatomy, muscle> Origin, in common with musculus extensor digitorum longus; insertion, dorsum of base of fifth metatarsal bone; nerve supply, deep branch of peroneal; action, assists in dorsiflexion and eversion of foot. ... Synonym: musculus fibularis tertius, musculus peroneus tertius, third peroneal muscle.< …
musculus petropharyngeusAn occasional accessory levator muscle of the pharynx, arising from the undersurface of the petrous portion of the temporal bone and inserted into the pharynx. ... (05 Mar 2000) ...
musculus petrostaphylinusSynonym for levator veli palatini ... <anatomy, muscle> Origin, apex of petrous portion of temporal bone and lower part of cartilaginous auditory (eustachian) tube; insertion, aponeurosis of soft palate; action, raises soft palate; through the expansion of its fleshy belly during contraction, it helps to 'push' open the auditory tube; nerve su …
musculus pharyngopalatinusSynonym for palatopharyngeus ... <anatomy, muscle> Origin, soft palate; forms the posterior pillar of the fauces or tonsillar fossa; insertion, posterior border of thyroid cartilage and aponeurosis of pharynx; action, narrows fauces, depresses soft palate, elevates pharynx and larynx; nerve supply, pharyngeal plexus (cranial root of accessory …
musculus piriformisSynonym for piriformis ... <anatomy, muscle> Origin, margins of pelvic sacral foramina and greater sciatic notch of ilium; insertion, upper border of greater trochanter; action, rotates thigh laterally; nerve supply, nerve to piriformis (sciatic plexus). ... Synonym: musculus piriformis, musculus pyriformis, piriform muscle. ... (05 Mar 2000) …
musculus plantarisSynonym for plantaris ... <anatomy, muscle> Origin, lateral supracondylar ridge; insertion, medial margin of tendo achillis and deep fascia of ankle; action, traditionally described as plantar flexion of foot; many investigators now believe the plantaris muscle to be primarily a proprioceptive organ; nerve supply, tibial nerve. ... Synonym: mus …
musculus platysmaSynonym for platysma ... <anatomy, muscle> Origin, subcutaneous layer and fascia covering pectoralis major and deltoid at level of first or second rib; insertion, lower border of mandible, risorius and platysma of opposite side; action, depresses lower lip, forms ridges in skin of neck and upper chest when jaws are 'clenched', denoting stress, …
musculus platysma myoidesSynonym for platysma ... <anatomy, muscle> Origin, subcutaneous layer and fascia covering pectoralis major and deltoid at level of first or second rib; insertion, lower border of mandible, risorius and platysma of opposite side; action, depresses lower lip, forms ridges in skin of neck and upper chest when jaws are 'clenched', denoting stress, …
musculus pleuroesophageusSynonym for pleuroesophageal muscle ... <anatomy> Muscular fasciculi, arising from the mediastinal pleura, which reinforce musculature of oesophagus. ... Synonym: musculus pleuroesophageus. ... (05 Mar 2000) ...
musculus popliteusSynonym for popliteus ... <anatomy, muscle> Origin, lateral condyle of femur; insertion, posterior surface of tibia above oblique line; action, from the fully extended and 'locked' position, rotates the femur medially, on the fixed (planted) tibial plateau about 5°, 'unlocking' the knee to enable flexion to occur; nerve supply, tibial. ... Syno …
musculus procerusSynonym for procerus muscle ... <anatomy> Insertion, into frontalis; action, assists frontalis; origin, from membrane covering bridge of nose; nerve supply, branch of facial. ... Synonym: musculus procerus, musculus pyramidalis nasi, procerus. ... (05 Mar 2000) ...
musculus pronator pedisSynonym for quadratus plantae ... <anatomy, muscle> Origin, by two heads from the lateral and medial borders of the inferior surface of the calcaneus; insertion, tendons of flexor digitorum longus; action, assists long flexor; nerve supply, lateral plantar. ... Synonym: musculus flexor accessorius, musculus quadratus plantae, accessory flexor m …
musculus pronator quadratusSynonym for pronator quadratus ... <anatomy, muscle> Origin, distal fourth of anterior surface of ulna; insertion, distal fourth of anterior surface of radius; action, pronates forearm; nerve supply, anterior interosseous. ... Synonym: musculus pronator quadratus, quadrate pronator muscle. ... (05 Mar 2000) ...
musculus pronator radii teresSynonym for pronator teres ... <anatomy, muscle> Origin, superficial (humeral) head (ulnar) from the common flexor origin on the medial epicondyle of the humerus, deep (ulnar) head from the medial side of the coronoid process of the ulna; insertion, middle of the lateral surface of the radius; action, pronates forearm; nerve supply, median. …
musculus pronator teresSynonym for pronator teres ... <anatomy, muscle> Origin, superficial (humeral) head (ulnar) from the common flexor origin on the medial epicondyle of the humerus, deep (ulnar) head from the medial side of the coronoid process of the ulna; insertion, middle of the lateral surface of the radius; action, pronates forearm; nerve supply, median. …
musculus prostaticusSynonym for muscular substance of prostate ... The smooth muscle in the stroma of the prostate. ... Synonym: substantia muscularis prostatae, musculus prostaticus. ... (05 Mar 2000) ...
musculus psoas majorSynonym for psoas major ... <anatomy, muscle> Origin, bodies of vertebrae and intervertebral disks from the twelfth thoracic to the fifth lumbar, and transverse processes of the lumbar vertebrae; insertion, forms a common insertion with iliacus muscle into lesser trochanter of femur; action, flexes hip joint; nerve supply, lumbar plexus (ventr …
musculus psoas minorSynonym for psoas minor muscle ... <anatomy> An inconstant muscle, absent in about 40%; origin, bodies of twelfth thoracic and first lumbar vertebrae and disk between them; insertion, iliopubic eminence via iliopectineal arch (iliac fascia); action, assists in flexion of lumbar spine; nerve supply, lumbar plexus. ... Synonym: musculus psoas min …
musculus pterygoideus externusSynonym for lateral pterygoid ... <anatomy, muscle> Origin, inferior head from lateral lamina of pterygoid process; superior head from infratemporal crest and adjacent greater wing of the sphenoid; insertion, into pterygoid pit of mandible and articular disk; action, brings jaw forward, opens jaw; nerve supply, nerve to lateral pterygoid from …
musculus pterygoideus internusSynonym for medial pterygoid ... <anatomy, muscle> Origin, pterygoid fossa of sphenoid and tuberosity of maxilla; insertion, medial surface of mandible between angle and mylohyoid groove; action, elevates mandible closing jaw; nerve supply, nerve to medial pterygoid from mandibular division of trigeminal. ... Synonym: musculus pterygoideus medi …
musculus pterygoideus lateralisSynonym for lateral pterygoid ... <anatomy, muscle> Origin, inferior head from lateral lamina of pterygoid process; superior head from infratemporal crest and adjacent greater wing of the sphenoid; insertion, into pterygoid pit of mandible and articular disk; action, brings jaw forward, opens jaw; nerve supply, nerve to lateral pterygoid from …
musculus pterygoideus medialisSynonym for medial pterygoid ... <anatomy, muscle> Origin, pterygoid fossa of sphenoid and tuberosity of maxilla; insertion, medial surface of mandible between angle and mylohyoid groove; action, elevates mandible closing jaw; nerve supply, nerve to medial pterygoid from mandibular division of trigeminal. ... Synonym: musculus pterygoideus medi …
musculus pterygopharyngeusSee: superior constrictor muscle of pharynx. ... (05 Mar 2000) ...
musculus pterygospinosusA muscular slip, occasionally present, passing between the spine of the sphenoid bone and the posterior margin of the lateral pterygoid plate. ... (05 Mar 2000) ...
musculus pubococcygeusSynonym for pubococcygeus muscle ... <anatomy> Fibres of the levator ani, arising from the pelvic surface of the body of the pubis and adjacent tendinous arch of obturator fascia, attaching to the coccyx. ... Synonym: musculus pubococcygeus, pubococcygeal muscle. ... (05 Mar 2000) ...
musculus puboprostaticusSynonym for puboprostatic muscle ... <anatomy> Smooth muscle fibres within the puboprostatic ligament. ... Synonym: musculus puboprostaticus. ... (05 Mar 2000) ...
musculus puborectalisSynonym for puborectalis muscle ... <anatomy> The medial part of the musculus levator ani (pubococcygeus muscle) that passes from the body of the pubis around the anus to form a muscular sling at the level of the anorectal junction; it contracts to increase the perineal flexure during a peristalsis to maintain faecal continence and relaxes to …
musculus pubovaginalisSynonym for pubovaginalis muscle ... <anatomy> In the female, the most medial fibres of the levator ani (pubococcygeus) muscle that extend from the pubis into the lateral walls of the vagina. ... Synonym: musculus pubovaginalis, pubovaginal muscle. ... (05 Mar 2000) ...
musculus pubovesicalisSynonym for pubovesicalis muscle ... <anatomy> Smooth muscle fibres within the pubovesical ligament in the female. ... Synonym: musculus pubovesicalis, pubovesical muscle. ... (05 Mar 2000) ...
musculus pyramidalisSynonym for pyramidalis ... <anatomy, muscle> Origin, crest of pubis; insertion, lower portion of linea alba; action, makes linea alba tense; nerve supply, subcostal. ... Synonym: musculus pyramidalis, pyramidal muscle. ... (05 Mar 2000) ...
musculus pyramidalis auriculaeSynonym for 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) ...
musculus pyramidalis nasiSynonym for procerus muscle ... <anatomy> Insertion, into frontalis; action, assists frontalis; origin, from membrane covering bridge of nose; nerve supply, branch of facial. ... Synonym: musculus procerus, musculus pyramidalis nasi, procerus. ... (05 Mar 2000) ...
musculus pyriformisSynonym for piriformis ... <anatomy, muscle> Origin, margins of pelvic sacral foramina and greater sciatic notch of ilium; insertion, upper border of greater trochanter; action, rotates thigh laterally; nerve supply, nerve to piriformis (sciatic plexus). ... Synonym: musculus piriformis, musculus pyriformis, piriform muscle. ... (05 Mar 2000) …
musculus quadratusSynonym for quadratus muscle ... <anatomy> A muscle that is more or less square in shape. ... Synonym: musculus quadratus, quadrate muscle. ... (05 Mar 2000) ...
musculus quadratus femorisSynonym for quadratus femoris muscle ... <anatomy> Insertion, intertrochanteric ridge; origin, lateral border of tuberosity of ischium; action, rotates thigh laterally; nerve supply, nerve to quadratus femoris (sacral plexus). ... Synonym: musculus quadratus femoris, quadrate muscle of thigh. ... (05 Mar 2000) ...
musculus quadratus labii inferiorisSynonym for depressor labii inferioris ... <anatomy, muscle> Origin, anterior portion of lower border of mandible; insertion, orbicularis oris musculus and skin of lower lip; action, depresses lower lip; nerve supply, facial. ... Synonym: musculus depressor labii inferioris, depressor muscle of lower lip, musculus quadratus labii inferioris, mu …
musculus quadratus labii superiorisComposed of three heads usually described as three separate muscles; they are the caput angulare or levator labii superioris alaeque nasi muscle; caput infraorbitale or levator labii superioris muscle; caput zygomaticum or zygomaticus minor muscle. ... Synonym: quadrate muscle of upper lip. ... (05 Mar 2000) ...
musculus quadratus lumborumSynonym for quadratus lumborum ... <anatomy, muscle> Origin, iliac crest, iliolumbar ligament, and transverse processes of lower lumbar vertebrae; insertion, twelfth rib and transverse processes of upper lumbar vertebrae; action, abducts trunk; nerve supply, ventral primary rami of upper lumbar spinal nerves. ... Synonym: musculus quadratus lum …
musculus quadratus mentiSynonym for depressor labii inferioris ... <anatomy, muscle> Origin, anterior portion of lower border of mandible; insertion, orbicularis oris musculus and skin of lower lip; action, depresses lower lip; nerve supply, facial. ... Synonym: musculus depressor labii inferioris, depressor muscle of lower lip, musculus quadratus labii inferioris, mu …
musculus quadratus plantaeSynonym for quadratus plantae ... <anatomy, muscle> Origin, by two heads from the lateral and medial borders of the inferior surface of the calcaneus; insertion, tendons of flexor digitorum longus; action, assists long flexor; nerve supply, lateral plantar. ... Synonym: musculus flexor accessorius, musculus quadratus plantae, accessory flexor m …
musculus quadriceps femorisSynonym for quadriceps femoris ... <anatomy, muscle> Origin, by four heads: rectus femoris, vastus lateralis, vastus intermedius, and vastus medialis; insertion, patella, and thence by ligamentum patellae to tuberosity of tibia; action, extends leg; flexes thigh by action of rectus femoris; nerve supply, femoral. ... Synonym: musculus quadricep …
musculus rectococcygeusSynonym for rectococcygeus muscle ... <anatomy> A band of smooth muscle fibres passing from the posterior surface of the rectum to the anterior surface of second or third coccygeal segment. ... Synonym: musculus rectococcygeus, rectococcygeal muscle. ... (05 Mar 2000) ...
musculus rectourethralisSynonym for rectourethralis muscle ... <anatomy> Smooth muscle fibres that pass forward from the longitudinal muscle layer of the rectum to the membranous urethra in the male. ... Synonym: musculus rectourethralis, rectourethral muscle. ... (05 Mar 2000) ...
musculus rectouterinusSynonym for rectouterine muscle ... <anatomy> A band of fibrous tissue and smooth muscle fibres passing between the cervix of the uterus and the rectum in the rectouterine fold, on either side. ... Synonym: musculus rectouterinus. ... (05 Mar 2000) ...
musculus rectovesicalisSynonym for rectovesicalis muscle ... <anatomy> Smooth muscle fibres in the sacrogenital fold in the male; they correspond to rectouterinus musculus. ... Synonym: musculus rectovesicalis, rectovesical muscle. ... (05 Mar 2000) ...
musculus rectus abdominisSynonym for rectus abdominis muscle ... <anatomy> Muscle of ventral abdominal wall, flanking the linea alba, and characterised by tendinous intersections separating its length into multiple bellies; origin, crest and symphysis of the pubis; insertion, xiphoid process and fifth to seventh costal cartilages; action, flexes lumbar vertebral colum …
musculus rectus capitis anteriorSynonym for rectus capitis anterior ... <anatomy, muscle> Origin, transverse process and lateral mass of atlas; insertion, basilar process of occipital bone; action, turns and inclines head forward; nerve supply, ventral primary ramus of first and second cervical spinal nerve. ... Synonym: musculus rectus capitis anterior, anterior rectus muscl …
musculus rectus capitis lateralisSynonym for rectus capitis lateralis ... <anatomy, muscle> Origin, transverse process of atlas; insertion, jugular process of occipital bone; action, inclines head to one side; nerve supply, ventral primary ramus of first cervical spinal nerve. ... Synonym: musculus rectus capitis lateralis, lateral rectus muscle of the head. ... (05 Mar 2000)
musculus rectus externus
Synonym for lateral rectus ... <anatomy, muscle> Origin, lateral part of the common tendinous ring that bridges superior orbital fissure; insertion, lateral part of sclera of eye; action, abduction; nerve supply, abducens. ... Synonym: musculus rectus lateralis, abducens oculi, musculus rectus externus. ... (05 Mar 2000) ...
musculus rectus femoris
Synonym for rectus femoris ... <anatomy, muscle> Origin, anterior inferior spine of ilium and upper margin of acetabulum; insertion, via common tendon of quadriceps femoris into patella, and via patellar ligament to tibial tuberosity. ... Synonym: musculus rectus femoris, rectus muscle of thigh. ... (05 Mar 2000) ...
musculus rectus inferior
Synonym for inferior rectus ... <anatomy, muscle> Origin, inferior part of the common tendinous ring; insertion, inferior part of sclera of the eye; action, primary, depression; secondary, adduction and extorsion; nerve supply, oculomotor (inferior branch). ... Synonym: musculus rectus inferior. ... (05 Mar 2000) ...
musculus rectus internus
Synonym for medial rectus ... <anatomy, muscle> Origin, medial part of the anulus tendineus communis; insertion, medial part of sclera of the eye; action, adduction; nerve supply, oculomotor. ... Synonym: musculus rectus medialis, musculus rectus internus. ... (05 Mar 2000) ...
musculus rectus lateralis
Synonym for lateral rectus ... <anatomy, muscle> Origin, lateral part of the common tendinous ring that bridges superior orbital fissure; insertion, lateral part of sclera of eye; action, abduction; nerve supply, abducens. ... Synonym: musculus rectus lateralis, abducens oculi, musculus rectus externus. ... (05 Mar 2000) ...
musculus rectus medialis
Synonym for medial rectus ... <anatomy, muscle> Origin, medial part of the anulus tendineus communis; insertion, medial part of sclera of the eye; action, adduction; nerve supply, oculomotor. ... Synonym: musculus rectus medialis, musculus rectus internus. ... (05 Mar 2000) ...
musculus rectus superior
Synonym for superior rectus ... <anatomy, muscle> Origin, superior part of common tendinous ring; insertion, superior part of sclera of the eye; action, primary, elevation; secondary, adduction and intorsion; nerve supply, oculomotor. ... Synonym: musculus rectus superior, attollens oculi. ... (05 Mar 2000) ...
musculus rectus thoracis
Synonym for sternalis ... <anatomy> An inconstant muscle, running parallel to the sternum across the costosternal origin of the pectoralis major, and usually connected with the sternocleidomastoid and rectus abdominis muscles due to their common development source. ... Synonym: musculus sternalis, musculus rectus thoracis, sternal muscle. ... (0 …
musculus retrahens aurem
Synonym for posterior auricular muscle ... <anatomy, muscle> Origin, mastoid process; insertion, posterior portion of root of auricle; action, draws back the pinna; nerve supply, facial. ... Synonym: musculus auricularis posterior, musculus retrahens aurem, musculus retrahens auriculam. ... (05 Mar 2000) ...
musculus rhomboatloideus
An occasional muscle arising with the rhomboids from the cervical and thoracic vertebrae and inserted into the atlas. ... (05 Mar 2000) ...
musculus rhomboideus major
Synonym for rhomboideus major ... <anatomy, muscle> Origin, spinous processes and corresponding supraspinous ligaments of first four thoracic vertebrae; insertion, medial border of scapula below spine; action, draws scapula toward vertebral column; nerve supply, dorsal of scapula nerve. ... Synonym: musculus rhomboideus major, greater rhomboid …
musculus rhomboideus minor
Synonym for rhomboid minor ... <anatomy, muscle> Origin, spinous processes of sixth and seventh cervical vertebrae; insertion, medial margin of scapula above spine; action, draws scapula toward vertebral column and slightly upward; nerve supply, dorsal nerve of scapula. ... Synonym: musculus rhomboideus minor, lesser rhomboid muscle. ... (05 Mar …
musculus risorius
Synonym for risorius ... <anatomy, muscle> Origin, from platysma and fascia of masseter; insertion, orbicularis oris and skin at corner of mouth; action, draws angle of mouth laterally, lenghthening rima oris; nerve supply, facial. ... Synonym: musculus risorius, Albinus' muscle, Santorini's muscle. ... Origin: L. Risor, a laughter, fr. Rideo, p …
musculus sacrococcygeus anterior
Synonym for ventral sacrococcygeus muscle ... <anatomy> An inconstant muscle on the pelvic surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals. ... Synonym: musculus sacrococcygeus ventralis, musculus sacrococcygeus anterior, ventral sacrococcygeal muscle. ... (05 Mar 2000) ...
musculus sacrococcygeus dorsalis
Synonym for dorsal sacrococcygeus muscle ... <anatomy> An inconstant and poorly developed muscle on the dorsal surfaces of the sacrum and coccyx, the remains of a portion of the tail musculature of lower animals. ... Synonym: musculus sacrococcygeus dorsalis, dorsal sacrococcygeal muscle, musculus extensor coccygis, musculus sacrococcygeus post …
