Muscles of the Anterior Leg

Question 1

Tibialis Anterior

Answer 1

origin: tibia, interosseous membrane and fibula
insertion: base of the 1st metatarsal, medial cuneiform
innvervation: deep fibular N.
action: inversion and dorsiflexion of the foot

Question 2

Extensor Hallucis Longus

Answer 2

origin: tibia, interosseous membrane and fibula
insertion: distal phalanx of great toe
innvervation: deep fibular N.
action: extension of the great toe and inversion of the foot, dorsiflexion of the foot

Question 3

Extensor Digitorum Longus

Answer 3

origin: tibia, interosseous membrane and fibula
insertion: extensor expansion of digits 2-5
innvervation: deep fibular N.
action: extension of digits 2-5, dorsiflexion of the foot

Question 4

Fibularis Teritus

Answer 4

origin: fibula
insertion: base of the 5th metatarsal
innvervation: deep fibular N.
action: eversion and dorsiflexion of the foot