Leg and Ankle

Question 1

Origin and insertion of gastrocnemius

Answer 1

supracondylar ridge of adductor tubercle of femur
and outer lateral condyle of femur

to the posterior calcaneous via the tendocalcaneous

Question 2

Origin and insertion of Soleus

Answer 2

soleal line of tibia and upper posterior 1/3rd fibular

to the posterior calcaneous via the tendocalcaneous

Question 3

attachments of Tibialis anterior

Answer 3

upper 2/3rds of lateral tibia and interosseous membrane

to medial side of medial cuneiform and base of first metatarsal

Question 4

attachments of EHL

Answer 4

middle half of anterior fibula and interosseous membrane

to the dorsal base of distal phalanx of hallux

Question 5

attachments of EDL

Answer 5

upper 2/3rds of anterior fibula, interosseous membrane and lateral tibial condyle

to dorsal surface distal and middle phalanx of lateral four toes as the extensor hood

Question 6

attachment of peroneus longus

Answer 6

upper 2/3rds of lateral fibular and head of fibular

to plantar surface of medial cuneiform and base of 1st metatarsal

Question 7

attachment of peroneus brevis

Answer 7

lower 2/3rds of lateral fibular

to tubercle on lateral base of 5th metatarsal

Question 8

attachment of tibialis posterior

Answer 8

upper posterior tibia below soleal line
posterior fibular
interosseous membrane

to tubercle of navicular and medial cuneform
- expands to all tarsals except talus

Question 9

Nerve supply to: tibialis posterior

Answer 9

tibial nerve L4 L5

Question 10

Nerve supply to: peroneus longus and brevis

Answer 10

superficial peroneal nerve L5 S1

Question 11

Nerve supply to: EDL and EHL

Answer 11

deep perineal nerve L5, S1

Question 12

Nerve supply to: tibialis anterior

Answer 12

deep perineal nerve L4, L5

Question 13

Nerve supply to: soleus and gastrocnemius

Answer 13

tibial nerve S1 S2

Question 14

function of gastrocnemius

Answer 14

plantar flexion and knee flexion

Question 15

function of soleus

Answer 15

plantarflexion

Question 16

function of tibialis anterior

Answer 16

ankle dorsiflexion

foot inversion

Question 17

function of EHL

Answer 17

great toe extension

dorsiflexion

Question 18

function of EDL

Answer 18

lateral 4 toe extension

dorsiflexion

Question 19

function of peroneus longus

Answer 19

eversion and plantarflexion

Question 20

function of peroneus brevis

Answer 20

eversion

Question 21

function of tibialis posterior

Answer 21

plantar flexion and inversion