peroneus brevis(redirected from Peronaeus brevis)
fibularis brevisA muscle of the knee that arises from the distal two-thirds of the lateral fibula and the anterior and posterior crural intermuscular septa.
Everts and plantarflexes foot.
Superficial peroneal nerve.
Lateral base of the 5th metatarsal.
peroneus brevis; PB extrinsic foot muscle within the lateral compartment of lower leg
origin lower two-thirds of lateral surface of fibula, underlying the belly of peroneus longus
insertion tendon courses along lateral side of fibula, deep to peroneus longus (PL), lying within groove at posterior area of lateral malleolus (where it shares a common synovial sheath with PL tendon), deep to superior peroneal retinaculum; PB and PL tendons lie on lateral aspect of calcaneum and cuboid
nerve supply superficial peroneal nerve
action foot eversion at subtalar joint; ankle joint plantarflexion of the ankle joint