| musculus articularis cubiti | <anatomy> The name applied to a small slip of the medial head of the triceps that inserts into the capsule of the elbow joint. Synonym: musculus articularis cubiti, articular muscle of elbow, subanconeus muscle. (05 Mar 2000) |
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| musculus articularis genus | <anatomy, muscle> Origin, lower fourth of anterior surface of shaft of femur; insertion, suprapatellar bursa of knee joint; action, retracts suprapatellar bursa, during extension of knee; nerve supply, femoral. Synonym: musculus articularis genus, articular muscle of knee, Dupre's muscle, subcrural muscle, subcruralis, subcrureus, subquadricipital muscle. (05 Mar 2000) |
| musculus aryepiglotticus | <anatomy> The fibres of the oblique arytenoid muscle that extend from the summit of the arytenoid cartilage to the side of the epiglottis; action, constricts the laryngeal aperture. Synonym: musculus aryepiglotticus. (05 Mar 2000) |
| musculus arytenoideus obliquus | <anatomy, muscle> Origin, muscular process of arytenoid cartilage; insertion, summit of arytenoid cartilage of opposite side and continuing as the aryepiglottic muscle in the aryepiglottic fold to the epiglottis; action, narrows the interarytenoid portion of the rima glottidis; nerve supply, recurrent laryngeal. Synonym: musculus arytenoideus obliquus, arytenoideus. (05 Mar 2000) |
| musculus arytenoideus transversus | <anatomy> A band of muscular fibres passing between the two arytenoid cartilages posteriorly; action, narrows the intercartilaginous portion of the rima glottidis; nerve supply, recurrent laryngeal. Synonym: musculus arytenoideus transversus, arytenoideus. (05 Mar 2000) |
| musculus aryvocalis | A number of the deeper fibres of the vocalis muscle attached directly to the outer side of the true vocal cord. (05 Mar 2000) |
| musculus attollens aurem | <anatomy, muscle> Origin, galea aponeurotica; insertion, cartilage of auricle; action draws pinna of ear upward and backward; nerve supply, facial. Considered by some to be the posterior part of the temporoparietal muscle. Synonym: musculus auricularis superior, attollens aurem, attollens auriculam, musculus attollens aurem, musculus attollens auriculam. (05 Mar 2000) |
| musculus attrahens aurem | <anatomy, muscle> Origin, galea aponeurotica; insertion, cartilage of auricle; action, draws pinna of ear upward and forward; nerve supply, facial. Considered by some to be the anterior part of the temporoparietal muscle. Synonym: musculus auricularis anterior, musculus attrahens aurem, musculus attrahens auriculam, zygomaticoauricularis. (05 Mar 2000) |
| musculus auricularis anterior | <anatomy, muscle> Origin, galea aponeurotica; insertion, cartilage of auricle; action, draws pinna of ear upward and forward; nerve supply, facial. Considered by some to be the anterior part of the temporoparietal muscle. Synonym: musculus auricularis anterior, musculus attrahens aurem, musculus attrahens auriculam, zygomaticoauricularis. (05 Mar 2000) |
| musculus auricularis posterior | <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 auricularis superior | <anatomy, muscle> Origin, galea aponeurotica; insertion, cartilage of auricle; action draws pinna of ear upward and backward; nerve supply, facial. Considered by some to be the posterior part of the temporoparietal muscle. Synonym: musculus auricularis superior, attollens aurem, attollens auriculam, musculus attollens aurem, musculus attollens auriculam. (05 Mar 2000) |
| musculus azygos uvulae | <anatomy, muscle> Origin, posterior nasal spine; insertion, forms chief bulk of the uvula; action, raises the uvula; nerve supply, pharyngeal plexus. Synonym: musculus uvulae, muscle of uvula, musculus azygos uvulae, palatouvularis muscle, uvularis. (05 Mar 2000) |
| musculus bipennatus | <anatomy> A muscle with a central tendon toward which the fibres converge on either side like the barbs of a feather. Synonym: musculus bipennatus. (05 Mar 2000) |
| musculus biventer mandibulae | <anatomy> One of the suprahyoid group of muscles consisting of two bellies united by a central tendon which is connected to the body of the hyoid bone; origin, by posterior belly from the digastric groove medial to the mastoid process; insertion, by anterior belly into lower border of mandible near midline; action, elevates the hyoid when mandible is fixed; depresses the mandible when hyoid is fixed; nerve supply, posterior belly from facial, anterior belly by nerve to the mylohyoid from the mandibular division of trigeminal, a muscle with two fleshy bellies separated by a fibrous insertion. Synonym: musculus digastricus, biventer mandibulae, musculus biventer mandibulae, two-bellied muscle. (05 Mar 2000) |
| musculus brachialis | <anatomy, muscle> Origin, lower two-thirds of anterior surface of humerus; insertion, coronoid process of ulna; action, flexes elbow; nerve supply, musculocutaneous, usually with a minor contribution from the radial. Synonym: musculus brachialis, brachial muscle. (05 Mar 2000) |