LOWER LIMB MUSCLES: ANTERIOR LEG Flashcards
Which nerves innervate the extensor digitorum longus?
deep fibular nerve
Which blood vessels supply the extensor digitorum longus?
anterior tibial artery
Where is the origin of the extensor digitorum longus?
lateral condyle of tibia and anterior surface of fibula and interosseous membrane
Where is the insertion of the extensor digitorum longus?
dorsal surface of meddle and distal phalanges of lateral 4 toes (2-5)
What is the function of the extensor digitorum longus?
extends interphalangeal joints of lateral 4 toes and aids in dorsiflexion of foot
Which nerves innervate the extensor hallucis longus?
deep fibular nerve
Where is the origin of the extensor hallucis longus?
middle half of anterior surface of fibula and interosseous membrane
Which blood vessels supply the extensor hallucis longus?
anterior tibial artery
Where is the insertion of the extensor hallucis longus?
dorsal surface of the base of the distal phalanx of the great toe
What is the function of the extensor hallucis longus?
extends the big toe and weak dorsiflexor of the foot
Which nerves innervate the fibularis tertius?
deep fibular nerve
Which blood vessel supplies the fibularis tertius?
anterior tibial artery
Where is the origin of the fibularis tertius?
inferior and anteriolateral surface of the fibula
Where is the insertion of the fibularis tertius?
dorsal surface and base of the 5th metatarsal bone
What is the function of the fibularis tertius?
everts foot and dorsiflexes the foot
