Anterior and Lateral Leg

Question 1

Separates the anterior compartment from the lateral compartment

Answer 1

Anterior intermuscular septum

Question 2

Separates lateral compartment and posterior compartment

Answer 2

Posterior intermuscular septum

Question 3

Separates deep posterior compartment and anterior compartment

Answer 3

Interosseous membrane

Question 4

Separates superficial from deep muscles in posterior compartment

Answer 4

Transverse intermuscular septum

Question 5

Tibialis anterior origin

Answer 5

Lateral condyle/lateral surface of proximal tibia, and interosseous membrane

Question 6

Insertion of tibialis anterior

Answer 6

Base of M1 and medial cuneiform

Question 7

Tibialis anterior innervation

Answer 7

Depp fibular (peroneal) nerve

Question 8

Tibialis anterior action

Answer 8

Ankle dorsiflexion and inversion

Question 9

Extensor digitorum longus origin

Answer 9

Lateral condyle of tibia, medial surface of fibula, and interosseous membrane

Question 10

Extensor digitorum longus insertion

Answer 10

Intermediate and distal phalanges of digits 2-5

Question 11

Extensor digitorum longus innervation

Answer 11

Deep fibular nerve

Question 12

Extensor digitorum longus action

Answer 12

Ankle dorsiflexion
Extend digits 2-5

Question 13

Extensor hallucis longus origin

Answer 13

Anterior surface of fibula and interosseous membrane

Question 14

Extensor hallucis longus insertion

Answer 14

Distal phalanx of digit 1

Question 15

Extensor hallucis longus innvervation

Answer 15

Deep fibular nerve

Question 16

Extensor hallucis longus action

Answer 16

Ankle dorsiflexion
Extend hallux

Question 17

Fibularis (peroneus) tertius origin

Answer 17

Anterior surface of fibula, interosseous membrane

Question 18

Fibularis (peroneus) tertius insertion

Answer 18

Dorsal surface of base of MT5

Question 19

Fibularis (peroneus) tertius innervation

Answer 19

Deep fibular nerve

Question 20

Fibularis (peroneus) tertius action

Answer 20

Ankle dorsiflexion
Ankle eversion

Question 21

Fibularis (peroneus) longus origin

Answer 21

Proximal (superior) 2/3 of lateral fibula

Question 22

Fibularis (peroneus) longus insertion

Answer 22

Base of MT1 and medial cuneiform

Question 23

Fibularis (peroneus) longus innervation

Answer 23

Superficial fibular (peroneal) nerve

Question 24

Fibularis (peroneus) longus action

Answer 24

Ankle eversion
Ankle plantarflexion

Question 25

Fibularis (peroneus) brevis origin

Answer 25

Distal (inferior) 2/3 of lateral fibula

Question 26

Fibularis (peroneus) brevis insertion

Answer 26

Tuberosity of MT5

Question 27

Fibularis (peroneus) brevis innervation

Answer 27

Superficial fibular (peroneal) nerve

Question 28

Fibularis (peroneus) brevis action

Answer 28

Ankle eversion

Question 29

Path of popliteal artery

Answer 29

Continuation of femoral artery Passes through adductor hiatus to enter popliteal fossa Divides into anterior and posterior tibial arteries

Question 30

Branches of anterior tibial artery

Answer 30

Dorsal pedis- at the ankle Anterior tibial recurrent-fibular head Anterior medial malleolar Anterior lateral malleolar

Question 31

Branches of posterior tibial artery

Answer 31

Posterior tibial recurrent artery Circumflex fibular artery Medial calcaneal artery Fibular artery

Question 32

Branches of fibular artery

Answer 32

Posterior lateral malleolar Lateral calcaneal artery Perforating branch (anastomose with lateral malleolar)