| congenital fibrosis of the extraocular muscles | An autosomal dominant disorder associated with blepharoptosis and absence of eye movements. (05 Mar 2000) |
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| muscles, abdominal | A large group of muscles in the front of the abdomen that assists in the regular breathing movement and supports the muscles of the spine while lifting and keeping abdominal organs such as the intestines in place. Abdominal muscles play a key role in exercises such as sit-ups. (12 Dec 1998) |
| muscles of abdomen | Muscles forming the wall of the abdomen including rectus abdominis, external and internal oblique muscles, transversus abdominis, and quadratus abdominis. Synonym: musculi abdominis. (05 Mar 2000) |
| muscles of auditory ossicles | The musculus stapedius and musculus tensor tympani. Synonym: musculi ossiculorum auditus. (05 Mar 2000) |
| muscles of coccyx | The muscles of the coccyx considered as a group, including the musculus coccygeus and the inconstant ventral and dorsal sacrococcygeal muscles. Synonym: musculi coccygei. (05 Mar 2000) |
| muscles of eyeball | The voluntary muscles which control eye movement (27 Sep 1997) |
| muscles of facial expression | The numerous muscles supplied by the facial nerve that are attached to and move the skin of the face. Nomina Anatomica also includes the buccinator muscle in this group; even though it functions primarily in mastication. Synonym: musculi faciales, facial muscles, mimetic muscles. (05 Mar 2000) |
| muscles of head | The muscles of expression, of mastication, and the suboccipital muscles in general. Synonym: musculi capitis. (05 Mar 2000) |
| muscles of larynx | The intrinsic muscles that regulate the length, position and tension of the vocal cords and adjust the size of the openings between the aryepiglottic folds, the ventricular folds and the vocal folds. Synonym: musculi laryngis. (05 Mar 2000) |
| muscles of mastication | Muscles derived from the first (mandibular) arch used in chewing; all receive innervation from the motor root of the trigeminal nerve via its mandibular division. See: masseter muscle, temporalis muscle, lateral pterygoid muscle, medial pterygoid muscle. (05 Mar 2000) |
| muscles of neck | The anterolateral muscles of the neck including the platysma, sternocleidomastoid, suprahyoid muscles, infrahyoid muscles, longus colli and scalene muscles. Synonym: musculi colli. (05 Mar 2000) |
| muscles of the back | The muscles of the back in general, including those attaching the shoulder girdle to the trunk posteriorly, the posterior serratus muscles, and the erector spinae. Synonym: musculi dorsi, dorsal muscles. (05 Mar 2000) |
| muscles of thorax | The muscles attaching to the rib cage including the pectoral muscles, serratus anterior, subclavius, levator muscles, intercostal muscles, transverse thoracic muscle, subcostal muscles, and diaphragm. Synonym: musculi thoracis. (05 Mar 2000) |
| muscles of tongue | The extrinsic muscles include the genioglossus, hyoglossus, chondroglossus, and styloglossus muscles; the intrinsic muscles are the vertical, transverse, and the superior and inferior longitudinal; all are innervated by the hypoglssal nerve. Synonym: musculi linguae. (05 Mar 2000) |
| posterior cervical intertransversarii muscles | Origin, lateral part: posterior tubercle of cervical transverse process; medial part: transverse process; insertion, corresponding parts of next superior transverse process; action, abducts cervical vertebrae; nerve supply, lateral part: ventral primary rami of cervical spinal nerves; medial part: dorsal primary rami of cervical spinal nerves. Synonym: musculi intertransversarii posteriores cervicis, posterior cervical intertransverse muscles. (05 Mar 2000) |