Anterior And Lateral Compartment Of Leg Flashcards
Insertion of tibialis anterior
Medial and inferior surfaces of medial cuneiform and base of 1st metatarsal
Origin of tibialis anterior
Lateral condyle and superior 2/3 of lateral surface of tibia and interosseous membrane
Innervation of tibialis anterior
Deep fibular nerve L4, L5
Action of tibilis anterior
Dorsiflexes ankle, inverts foot, supports medial longitudinal arch of foot
Origin of extensor hallucis longus
Middle part of anterior surface of fibula and interosseus membrane
Insertion of extensor hallucis longus
Dorsal aspect of base of distal phalanx of great toe
Innervation of extensor hallucis longus
Deep fibular nerve L5,S1
Action of extensor hallucis longus
Extends great toe, dorsiflexes the ankle
Origin of extensor digitoxin longus
Lateral condyle of tibia and superior 2/3 of anterior surface of fibula and interosseus membrane
Insertion of extensor digitorum longus
Middle and distal phalanges of lateral four digits
Innervation of extensor digitorum longus
Deep fibular nerve L5,S1
Action of extensor digitorum longus
Extends lateral four digits, dorsiflexes ankle
Origin of fibularis tertius
Inferior third of anterior surface of fibula and interosseus membrane
Insertion of fibularis tertius
Dorsum of base of 5th metatarsal
Innervation of fibularis tertius
Deep fibular nerve L5,S1