| musculus tarsalis inferior | <anatomy> Poorly developed smooth muscle in the lower eyelid that acts to widen the palpebral fissure. Synonym: musculus tarsalis inferior. (05 Mar 2000) |
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| musculus tarsalis superior | <anatomy> A well defined layer of smooth muscle that extends from the aponeurosis of the musculus levator palpebrae superioris to the superior tarsus; it is innervated by sympathetic nerves and acts to hold the upper lid in an elevated position; its paralysis in Horner's syndrome result in ptosis. Synonym: musculus tarsalis superior, Muller's muscle. (05 Mar 2000) |
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| tarsalis | See: inferior tarsal muscle, superior tarsal muscle. (05 Mar 2000) |
| epicanthus tarsalis | Epicanthus arising from the tarsal fold and disappearing in the skin close to the inner canthus. (05 Mar 2000) |
| inferior dental branches of inferior dental plexus | Branches passing from the inferior dental plexus to the roots of the teeth of the lower jaw. Synonym: rami dentales inferiores plexus dentalis inferioris. (05 Mar 2000) |
| inferior gingival branches of inferior dental plexus | Branches of inferior dental plexus to the gingiva of the lower jaw. Synonym: rami gingivales inferiores plexus dentalis inferioris. (05 Mar 2000) |
| musculus constrictor pharyngis inferior | Origin, outer surfaces of thyroid (thyropharyngeal part) and cricoid (cricopharyngeal part, musculus cricopharyngeus; superior or upper oesophageal sphincter muscle) cartilages; insertion, pharyngeal raphe in the posterior portion of wall of pharynx; action, narrows lower part of pharynx in swallowing, the cricopharyngeal part has a sphincteric function for the oesophagus, allowing some voluntary control of eructation and reflux; nerve supply, pharyngeal plexus. Synonym: musculus constrictor pharyngis inferior, cricopharyngeus muscle, laryngopharyngeus, musculus laryngopharyngeus. (05 Mar 2000) |
| musculus gemellus inferior | <anatomy, muscle> Origin, tuberosity of ischium; insertion, tendon of musculus obturator internus; action, rotates thigh laterally; nerve supply, sacral plexus. Synonym: musculus gemellus inferior, gemellus. (05 Mar 2000) |
| musculus longitudinalis inferior | An intrinsic muscle of the tongue, cylindrical in shape, occupying the underpart on either side; action, shortens the lower part of the tongue; nerve supply, motor by hypoglossal, sensory by lingual. Synonym: musculus longitudinalis inferior, inferior lingual muscle. (05 Mar 2000) |
| musculus 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, inferior oblique muscle of head. (05 Mar 2000) |
| musculus obliquus inferior | <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 rectus inferior | <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 serratus posterior inferior | <anatomy, muscle> Origin, with latissimus dorsi, from spinous processes of two lower thoracic and two upper lumbar vertebrae; insertion, into lower borders of last four ribs; action, draws lower ribs backward and downward; nerve supply, ninth to twelfth intercostal. Synonym: musculus serratus posterior inferior, inferior posterior serratus muscle. (05 Mar 2000) |
| aditus glottidis inferior | The part of the cavity of the larynx immediately below the glottis. Synonym: cavitas infraglotticum, aditus glottidis inferior, cavum infraglotticum, inferior laryngeal cavity, infraglottic space. (05 Mar 2000) |
| angulus inferior scapulae | The acute angle formed by junction of the medial and lateral borders of the scapula. Synonym: angulus inferior scapulae. (05 Mar 2000) |
| anterior inferior cerebellar artery | <anatomy, artery> Origin, basilar; distribution, lower surface of lateral lobes of cerebellum, choroid plexus in cerebellopontine angle; anastomoses, posterior inferior cerebellar; usual source of labyrinthine artery. Synonym: arteria cerebelli inferior anterior. (05 Mar 2000) |