| interosseous metacarpal spaces | The spaces between the metacarpal bones in the hand. Synonym: spatia interossea metacarpi. (05 Mar 2000) |
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| interosseous metatarsal ligaments | Fibrous bands that connect the bases of the metatarsals; they extend between the dorsal and plantar metatarsal ligaments. Synonym: ligamenta metatarsalia interossea. (05 Mar 2000) |
| interosseous metatarsal spaces | The spaces between the metatarsal bones in the foot. Synonym: spatia interossea metatarsi. (05 Mar 2000) |
| interosseous nerve of leg | <anatomy, nerve> A nerve given off from one of the muscular branches of the tibial nerve which passes down over the posterior surface of the interosseous membrane supplying it and the two bones of the leg. Synonym: nervus interosseus cruris, interosseous nerve of leg. (05 Mar 2000) |
| interosseous sacroiliac ligaments | Short obliquely directed fibrous bands that pass between the sacrum and ilium in the narrow cleft behind the auricular surfaces of these bones. Synonym: ligamenta sacroiliaca interossea. (05 Mar 2000) |
| interosseous talocalcaneal ligament | <anatomy> A strong fibrous band occupying the tarsal sinus. Synonym: ligamentum talocalcaneare interosseum. (05 Mar 2000) |
| interosseous tibiofibular ligament | <anatomy> The distal continuation of the interosseous membrane forming a strong ligament that unites the distal end of the tibia and fibula; it lies deep to the posterior tibiofibular ligament. Synonym: interosseous tibiofibular ligament. (05 Mar 2000) |
| abdominal muscles | 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. (12 Dec 1998) |
| antagonistic muscles | Those having an opposite function, the contraction of one having the potential, in theory, to "neutralise" that of the other. (05 Mar 2000) |
| anterior cervical intertransversarii muscles | Origin, anterior tubercle of cervical transverse process; insertion, anterior tubercle of next superior transverse process; action, abducts cervical vertebrae; nerve supply, ventral branch of cervical nerves. Synonym: musculi intertransversarii anteriores cervicis, anterior cervical intertransverse muscles. (05 Mar 2000) |
| anterior cervical intertransverse muscles | Origin, anterior tubercle of cervical transverse process; insertion, anterior tubercle of next superior transverse process; action, abducts cervical vertebrae; nerve supply, ventral branch of cervical nerves. Synonym: musculi intertransversarii anteriores cervicis, anterior cervical intertransverse muscles. (05 Mar 2000) |
| antigravity muscles | The muscle's that maintain the posture characteristic of a given animal species. In most mammals they are the extensor muscle's. (05 Mar 2000) |
| aponeurosis of vastus muscles | See: patellar retinaculum, medial patellar retinaculum, lateral patellar retinaculum. (05 Mar 2000) |
| arrector pili muscles | Bundles of smooth muscle fibres, attached to the deep part of the hair follicles, passing outward alongside the sebaceous glands to the papillary layer of the corium; they act to pull the hairs erect, causing "goose bumps" or "goose flesh" (cutis anserina). Synonym: musculi arrectores pilorum, arrectores pilorum, erector muscles of hairs. (05 Mar 2000) |
| branchiomeric muscles | The muscle's derived from branchial arch mesoderm that provide a large portion of the musculature for the face and neck. (05 Mar 2000) |