Week 7: muscles of leg and foot

Question 1

Posterior superficial muscles name

Answer 1

• Gastrocnemius
• Soleus
• Plantaris

Question 2

Posterior deep muscles name

Answer 2

• Flexor hallucis longus
• Tibialis posterior
• Flexor digitorum longus

Question 3

Anterior muscles name

Answer 3

• Tibialis anterior
• Extensor hallicus longus
• Extensor digitorum longus
• Fibularis tertius

Question 4

Lateral muscles name

Answer 4

• Fibularis longus
• Fibularis brevis

Question 5

Name the two retinaculum

Answer 5

Superior extensor retinaculum
Inferior extensor retinaculum

Question 6

What does the superior extensor retinaculum bind to

Answer 6

Binds the tendons of TA, EHL, EDL, PT

Question 7

Where does the superior extensor retinaculum run

Answer 7

Runs horizontally above ankle

Question 8

What does the inferior extensor retinaculum bind to

Answer 8

Binds down the TA, EHL, EDL, PT

Question 9

Gastrocnemius actions

Answer 9

plantarflexion (foot)
flexion (knee)

Question 10

Soleus actions

Answer 10

plantarflexion

Question 11

Plantaris actions

Answer 11

plantarflexion (foot)
flexion (knee)

Question 12

Tibialis anterior actions

Answer 12

dorsiflexion
inversion

Question 13

fibularis longus actions

Answer 13

plantarflexion
eversion

Question 14

extensor hallicus longus actions

Answer 14

dorsiflexion
inversion

Question 15

fibularis brevis actions

Answer 15

plantarflexion
eversion

Question 16

extensor digitorum longus actions

Answer 16

dorsiflexion
inversion

Question 17

fibularis tertius actions

Answer 17

dorsiflexion

Question 18

tibialis posterior actions

Answer 18

plantarflexion
flexion

Question 19

flexor digitorum longus actions

Answer 19

plantarflexion
flexion

Question 20

flexor hallicus longus actions

Answer 20

plantarflexion
flexion

Question 21

What does layer 1 of the foot consist of

Answer 21

Abductor hallicus
Abductor digiti minimi
Flexor digitorum brevis

Question 22

What does layer 2 of the foot consist of

Answer 22

Lumbricals
Quadrate plantae
Flexor hallicus longus
Flexor digitorum longus

Question 23

What does layer 3 of the foot consist of

Answer 23

Flexor digiti minimi
Flexor hallicus brevis
Adductor hallicus

Question 24

What does layer 4 of the foot consist of

Answer 24

Plantar and dorsal interossei
Peroneus longus
Tibialis posterior

Question 25

Actions of interossei

Answer 25

Plantar: Flexion + add of metatarsophalangeal Extension of interphalangeal Dorsal: Flexion + abd of metatarsophalangeal Extension of interphalangeal

Question 26

Flexor hallicus brevis actions

Answer 26

Flexion of 1st toe (metatarsophalangeal)

Question 27

Adductor hallicus actions

Answer 27

Adduction of 1st toe (metatarsophalangeal)

Question 28

Flexor digiti minimi actions

Answer 28

Flexion of 5th toe (metatarsophalangeal)

Question 29

Flexor hallicus longus actions

Answer 29

Plantarflexion of 1st toe (interphalangeal + metatarsophalangeal)

Question 30

Flexor digitorum longus actions

Answer 30

Plantarflexion of 2nd-5th toe (interphalangeal + metatarsophalangeal)

Question 31

Abductor hallicus actions

Answer 31

Abduction + flex of 1st toe (interphalangeal + metatarsophalangeal)

Question 32

Flexor digitorum brevis actions

Answer 32

Flexion of 2nd-5th toe (interphalangeal + metatarsophalangeal)

Question 33

Abductor digiti minimi actions

Answer 33

Abduction of 5th toe (interphalangeal + metatarsophalangeal)