leg

Question 1

List the anterior muscles of the leg

Answer 1

Tibialis anterior
Extensor digitorum longus
Extensor hallucis longus
Fibularis tertius

Question 2

What is the origin + insertion of tibialis anterior?

Answer 2

Lateral condyle of tibia

Medial cuneiform

Question 3

What is the nerve + arterial supply to tibialis anterior?

Answer 3

Deep fibular nerve

Anterior tibial artery

Question 4

Which movements does tibialis anterior enable?

Answer 4

Foot: dorsiflexion, inversion

Question 5

What is the origin + insertion of extensor digitorum longus?

Answer 5

Lateral condyle of tibia

Middle + distal phalanges of lateral digits

Question 6

What is the nerve + arterial supply to extensor digitorum longus?

Answer 6

Deep fibular nerve

Anterior tibial artery

Question 7

Which movements does extensor digitorum longus enable?

Answer 7

Digits: extension
Ankle: dorsiflexion

Question 8

What is the origin + insertion of extensor hallucis longus?

Answer 8

Anterior fibula

Distal phalanx of big toe

Question 9

What is the nerve + arterial supply to extensor hallucis longus?

Answer 9

Deep fibular nerve

Anterior tibial artery

Question 10

Which movements does extensor hallucis longus enable?

Answer 10

Toe: extension
Foot: dorsiflexion

Question 11

What is the origin + insertion of fibularis tertius?

Answer 11

Anterior fibula

Dorsum of 5th metatarsal

Question 12

What is the nerve + arterial supply to fibularis tertius?

Answer 12

Deep fibular nerve

Anterior tibial artery

Question 13

Which movements does fibularis tertius enable?

Answer 13

Foot: dorsiflexion, eversion

Question 14

What is the main nerve supply to the anterior leg muscles?

Answer 14

Deep fibular nerve

Question 15

List the lateral muscles of the leg

Answer 15

Fibularis longus

Fibularis brevis

Question 16

What is the origin + insertion of fibularis longus?

Answer 16

Fibular head

Dorsum of 5th metatarsal

Question 17

What is the nerve + arterial supply to fibularis longus?

Answer 17

Superficial fibular nerve

Fibular artery

Question 18

Which movements does fibularis longus enable?

Answer 18

Foot: plantarflexion, eversion

Question 19

What is the origin + insertion of fibularis brevis?

Answer 19

Lateral fibula

Dorsum of 5th metatarsal

Question 20

What is the nerve + arterial supply to fibularis brevis?

Answer 20

Superficial fibular nerve

Fibular artery

Question 21

Which movements does fibularis brevis enable?

Answer 21

Foot: plantarflexion, eversion

Question 22

What is the main nerve supply to the lateral leg muscles?

Answer 22

Superficial fibular nerve

Question 23

List the posterior superficial muscles of the leg

Answer 23

Gastrocnemius
Soleus
Plantaris

Question 24

What is the origin + insertion of gastrocnemius?

Answer 24

Medial + lateral femoral condyles

Calcaneal tendon

Question 25

What is the nerve + arterial supply to gastrocnemius?

Answer 25

Tibial nerve | Sural arteries

Question 26

Which movements does gastrocnemius enable?

Answer 26

Foot: plantarflexion Knee: flexion

Question 27

What is the origin + insertion of soleus?

Answer 27

Posterior of head of fibula | Calcaneal tendon

Question 28

What is the nerve + arterial supply to soleus?

Answer 28

Tibial nerve | Popliteal, posterior tibial + fibular arteries

Question 29

Which movements does soleus enable?

Answer 29

Foot: plantarflexion

Question 30

What is the origin + insertion of plantaris?

Answer 30

Lateral femoral condyle | Calcaneal tendon

Question 31

What is the nerve + arterial supply to plantaris?

Answer 31

Tibial nerve | Sural arteries

Question 32

Which movements does plantaris enable?

Answer 32

Foot: plantarflexion Knee: flexion

Question 33

What is the main nerve supply to the posterior superficial leg muscles?

Answer 33

Tibial nerve

Question 34

List the posterior deep muscles of the leg

Answer 34

Popliteus Flexor hallucis longus Flexor digitorum longus Tibialis posterior

Question 35

What is the origin + insertion of popliteus?

Answer 35

Lateral femoral epicondyle | Posterior tibia

Question 36

What is the nerve + arterial supply to popliteus?

Answer 36

Tibial nerve | Popliteal artery

Question 37

Which movements does popliteus enable?

Answer 37

Knee: flexion Leg: rotation

Question 38

What is the origin + insertion of flexor digitorum longus?

Answer 38

Middle 1/3 of tibia | Distal phalanges of lateral digits

Question 39

What is the nerve + arterial supply to flexor digitorum longus?

Answer 39

Tibial nerve | Posterior tibial artery

Question 40

Which movements does flexor digitorum longus enable?

Answer 40

Digits (toes): flexion

Question 41

What is the origin + insertion of flexor hallucis longus?

Answer 41

Inferior 2/3 of fibula | Distal phalanx of big toe

Question 42

What is the nerve + arterial supply to flexor hallucis longus?

Answer 42

Tibial nerve | Fibular artery

Question 43

Which movements does flexor hallucis longus enable?

Answer 43

Toe: flexion Ankle: plantarflexion

Question 44

What is the origin + insertion of tibialis posterior?

Answer 44

``` Interosseus membrane (between tibia + fibula) Navicular + medial cuneiform ```

Question 45

What is the nerve + arterial supply to tibialis posterior?

Answer 45

Tibial nerve | Posterior tibial artery

Question 46

Which movements does tibialis posterior enable?

Answer 46

Foot: plantarflexion, inversion

Question 47

What is the main nerve supply to the posterior deep leg muscles?

Answer 47

Tibial nerve