释义 |
DictionarySeemuscletibialis anterior muscle
tib·i·al·is an·ter·i·or mus·cle (tib-ē-ā'lis an-tēr'ē-ŏr mŭs'ĕl) Medial muscle of anterior (dorsiflexor) compartment of leg; origin, upper two thirds of lateral surface of tibia, interosseous membrane, and overlying crural fascia; insertion, medial cuneiform and base of first metatarsal; action, dorsiflexion and inversion of foot; provides dynamic support of longitudinal and transverse arches of foot; nerve supply, deep peroneal.tibialis anterior muscleLeg muscle. Origin: lateral side of proximal tibia. Insertion: medial side of cuneiform bone, base of metatarsal 1. Nerve: deep peroneal (L4-L5). Action: inverts and dorsiflexes foot. See also: muscle |