Anterior And Lateral Compartment Of Leg

Question 0

Insertion of tibialis anterior

Answer 0

Medial and inferior surfaces of medial cuneiform and base of 1st metatarsal

Question 1

Origin of tibialis anterior

Answer 1

Lateral condyle and superior 2/3 of lateral surface of tibia and interosseous membrane

Question 2

Innervation of tibialis anterior

Answer 2

Deep fibular nerve L4, L5

Question 3

Action of tibilis anterior

Answer 3

Dorsiflexes ankle, inverts foot, supports medial longitudinal arch of foot

Question 4

Origin of extensor hallucis longus

Answer 4

Middle part of anterior surface of fibula and interosseus membrane

Question 5

Insertion of extensor hallucis longus

Answer 5

Dorsal aspect of base of distal phalanx of great toe

Question 6

Innervation of extensor hallucis longus

Answer 6

Deep fibular nerve L5,S1

Question 7

Action of extensor hallucis longus

Answer 7

Extends great toe, dorsiflexes the ankle

Question 8

Origin of extensor digitoxin longus

Answer 8

Lateral condyle of tibia and superior 2/3 of anterior surface of fibula and interosseus membrane

Question 9

Insertion of extensor digitorum longus

Answer 9

Middle and distal phalanges of lateral four digits

Question 10

Innervation of extensor digitorum longus

Answer 10

Deep fibular nerve L5,S1

Question 11

Action of extensor digitorum longus

Answer 11

Extends lateral four digits, dorsiflexes ankle

Question 12

Origin of fibularis tertius

Answer 12

Inferior third of anterior surface of fibula and interosseus membrane

Question 13

Insertion of fibularis tertius

Answer 13

Dorsum of base of 5th metatarsal

Question 14

Innervation of fibularis tertius

Answer 14

Deep fibular nerve L5,S1

Question 15

Action of fibularis tertius

Answer 15

Dorsiflexes ankle, aids in the extension of the foot

Question 16

Origin of fibularis longus

Answer 16

Head and superior two thirds of lateral surface of fibula

Question 17

Insertion of fibularis longus

Answer 17

Base of 1st metatarsal and medial cuneiform

Question 18

Innervation of fibularis longus

Answer 18

Superficial fibular nerve L5,S1,S2

Question 19

Action of fibularis longus

Answer 19

Evert foot, weakly plantar flexes ankle and support transverse arch of foot

Question 20

Origin of fibularis brevis

Answer 20

Middle part of lateral surface of fibula

Question 21

Insertion of fibularis brevis

Answer 21

Dorsal surface of tuberosity of base of 5th metatarsal

Question 22

Innervation of fibularis brevis

Answer 22

Superficial fibular nerve L5,S1,S2

Question 23

Action of fibularis brevis

Answer 23

Everts foot, weakly plantar flexes ankle