Deck 16: Muscles of the Ankle and Subtalar Joints

Question 1

Which are the attachments of the fibularis tertius?

A)proximal anterior fibula to the dorsal surface of toes two through five
B)distal anterior fibula to the fifth metatarsal
C)proximal anterior tibia to the medial foot
D)middle anterior fibula to the dorsal surface of the big toe (toe number one)

Answer 1

B

Question 2

Which is an action of the tibialis anterior?

A)dorsiflexion of the foot at the ankle joint
B)plantarflexion of the foot at the ankle joint
C)eversion of the foot at the subtalar joint
D)flexion of the leg at the knee joint

Answer 2

A

Question 3

Which are the attachments of the plantaris?

A)posterior tibia and fibula to the calcaneus via the calcaneal tendon
B)proximal lateral fibula to the medial foot
C)medial and lateral femoral condyles to the calcaneus via the calcaneal tendon
D)distal posterolateral femur to the calcaneus

Answer 3

D

Question 4

Which muscle attaches onto the medial and lateral femoral condyles of the femur?

A)soleus
B)gastrocnemius
C)plantaris
D)tibialis posterior

Question 5

Which are the attachments of the fibularis brevis?

A)proximal lateral fibula to the medial foot
B)distal lateral fibula to the fifth metatarsal
C)distal anterior fibula to the fifth metatarsal
D)proximal anterior tibia to the medial foot

Question 6

Which muscle attaches onto the proximal lateral fibula?

A)fibularis tertius
B)fibularis brevis
C)fibularis longus
D)tibialis posterior

Question 7

If a muscle crosses the ankle joint posteriorly with a vertical direction to its fibers,what action of the foot will it most likely have?

A)dorsiflexion at the ankle joint
B)plantarflexion at the ankle joint
C)inversion at the subtalar joint
D)eversion at the subtalar joint

Question 8

Which muscle(s)attaches onto the calcaneus?

A)soleus
B)plantaris
C)gastrocnemius
D)all of the above

Question 9

Which muscle attaches onto the distal lateral fibula?

A)fibularis tertius
B)fibularis brevis
C)fibularis longus
D)tibialis posterior

Question 10

Which muscle attaches onto the fifth metatarsal?

A)fibularis longus
B)fibularis tertius
C)tibialis anterior
D)tibialis posterior

Question 11

Which are the attachments of the soleus?

A)posterior tibia and fibula to the calcaneus via the calcaneal tendon
B)proximal lateral fibula to the medial foot
C)medial and lateral femoral condyles to the calcaneus via the calcaneal tendon
D)distal posterolateral femur to the calcaneus

Question 12

Which are the attachments of the gastrocnemius?

A)posterior tibia and fibula to the calcaneus via the calcaneal tendon
B)proximal lateral fibula to the medial foot
C)medial and lateral femoral condyles to the calcaneus via the calcaneal tendon
D)distal posterolateral femur to the calcaneus

Question 13

If a muscle crosses the subtalar joint medially with a vertical direction to its fibers,what action of the foot will it most likely have?

A)dorsiflexion at the ankle joint
B)plantarflexion at the ankle joint
C)inversion at the subtalar joint
D)eversion at the subtalar joint

Question 14

Which muscles attach onto the calcaneus via the calcaneal tendon?

A)plantaris and tibialis posterior
B)soleus and gastrocnemius
C)tibialis anterior and tibialis posterior
D)tibialis posterior,flexor digitorum longus,and flexor hallucis longus

Question 15

If a muscle crosses the ankle joint anteriorly with a vertical direction to its fibers,what action of the foot will it most likely have?

A)dorsiflexion at the ankle joint
B)plantarflexion at the ankle joint
C)inversion at the subtalar joint
D)eversion at the subtalar joint

Question 16

Which are the attachments of the tibialis posterior?

A)posterior tibia to the plantar surface of toes two through five
B)posterolateral femur to the proximal posterior tibia
C)posterior tibia and fibula to the navicular tuberosity
D)posterior fibula to the plantar surface of the big toe (toe number one)

Question 17

Which is an action of the tibialis anterior?

A)extension of the leg at the knee joint
B)flexion of the leg at the knee joint
C)eversion of the foot at the subtalar joint
D)inversion of the foot at the subtalar joint

Question 18

If a muscle crosses the subtalar joint laterally with a vertical direction to its fibers,what action of the foot will it most likely have?

A)dorsiflexion at the ankle joint
B)plantarflexion at the ankle joint
C)inversion at the subtalar joint
D)eversion at the subtalar joint

Question 19

Which are the attachments of the fibularis longus?

A)proximal lateral fibula to the medial foot
B)distal lateral fibula to the lateral foot
C)distal anterior fibula to the fifth metatarsal
D)proximal anterior tibia to the medial foot

Question 20

Which are the attachments of the tibialis anterior?

A)anterior fibula to the dorsal surface of toes two through five
B)anterior fibula to the fifth metatarsal
C)anterior tibia to the medial foot
D)anterior fibula to the dorsal surface of the big toe (toe number one)

Question 21

Which is an action of the fibularis brevis?

A)eversion of the foot at the subtalar joint
B)flexion of the leg at the knee joint
C)flexion of the thigh at the hip joint
D)dorsiflexion of the foot at the ankle joint

Question 22

Which is an action of the fibularis tertius?

A)plantarflexion of the foot at the ankle joint
B)dorsiflexion of the foot at the ankle joint
C)inversion of the foot at the subtalar joint
D)flexion of the thigh at the hip joint

Question 23

Which muscles can all do eversion of the foot at the subtalar joint?

A)tibialis posterior,flexor digitorum longus,and flexor hallucis longus
B)tibialis anterior,extensor digitorum longus,and extensor hallucis longus
C)fibularis longus,fibularis brevis,and fibularis tertius
D)tibialis anterior and fibularis tertius

Question 24

Which are actions of the tibialis posterior?

A)dorsiflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
B)dorsiflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint
C)extension and radial deviation (abduction)of the hand at the wrist joint
D)plantarflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint

Question 25

Which is an action of the fibularis longus?

A)inversion of the foot at the subtalar joint
B)flexion of the leg at the knee joint
C)flexion of the thigh at the hip joint
D)plantarflexion of the foot at the ankle joint

Question 26

Which is an action of the fibularis tertius?

A)eversion of the foot at the subtalar joint
B)flexion of the leg at the knee joint
C)flexion of the thigh at the hip joint
D)plantarflexion of the foot at the ankle joint

Question 27

Which is an action of the tibialis posterior?

A)flexion of the leg at the knee joint
B)extension of the leg at the knee joint
C)inversion of the foot at the subtalar joint
D)dorsiflexion of the foot at the ankle joint

Question 28

If a muscle crosses the ankle joint anteriorly with a vertical direction to its fibers,what eccentric function will it most likely have?

A)restrains/slows dorsiflexion of the foot at the ankle joint
B)restrains/slows plantarflexion of the foot at the ankle joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows eversion of the foot at the subtalar joint

Question 29

Which muscles can all do plantarflexion of the foot at the ankle joint?

A)gastrocnemius,soleus,and fibularis tertius
B)tibialis anterior and popliteus
C)flexor digitorum longus,extensor digitorum longus,flexor hallucis longus,and extensor hallucis longus
D)gastrocnemius,soleus,plantaris,and fibularis longus

Question 30

Which are actions of the gastrocnemius?

A)flexion of the leg at the knee joint and dorsiflexion of the foot at the ankle joint
B)plantarflexion of the foot at the ankle joint and flexion of the thigh at the hip joint
C)flexion of the leg at the knee joint and plantarflexion of the foot at the ankle joint
D)flexion of the hand at the wrist joint and flexion of the forearm at the elbow joint

Question 31

Which is an action of the plantaris?

A)flexion of the leg at the knee joint
B)extension of the leg at the knee joint
C)flexion of the thigh at the hip joint
D)extension of the thigh at the hip joint

Question 32

Which is an action of the fibularis brevis?

A)flexion of the arm at the glenohumeral joint
B)flexion of the leg at the knee joint
C)dorsiflexion of the foot at the ankle joint
D)plantarflexion of the foot at the ankle joint

Question 33

Which are actions of the fibularis brevis?

A)dorsiflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
B)flexion and radial deviation (abduction)of the hand at the wrist joint
C)extension and radial deviation (abduction)of the hand at the wrist joint
D)plantarflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint

Question 34

Which is an action of the tibialis posterior?

A)plantarflexion of the foot at the ankle joint
B)dorsiflexion of the foot at the ankle joint
C)eversion of the foot at the subtalar joint
D)none of the above

Question 35

Which is an action of the gastrocnemius?

A)extension of the leg at the knee joint
B)flexion of the leg at the knee joint
C)flexion of the forearm at the elbow joint
D)eversion of the foot at the subtalar joint

Question 36

Which is an action of the soleus?

A)flexion of the leg at the knee joint
B)extension of the leg at the knee joint
C)extension of the thigh at the hip joint
D)plantarflexion of the foot at the ankle joint

Question 37

Which is an action of the plantaris?

A)flexion of the thigh at the hip joint
B)extension of the thigh at the hip joint
C)extension of the leg at the knee joint
D)plantarflexion of the foot at the ankle joint

Question 38

Which is an action of the gastrocnemius?

A)eversion of the foot at the subtalar joint
B)extension of the leg at the knee joint
C)dorsiflexion of the foot at the ankle joint
D)plantarflexion of the foot at the ankle joint

Question 39

Which are actions of the tibialis anterior?

A)plantarflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
B)plantarflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint
C)dorsiflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
D)dorsiflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint

Question 40

Which is an action of the fibularis longus?

A)flexion of the thigh at the hip joint
B)flexion of the leg at the knee joint
C)eversion of the foot at the subtalar joint
D)dorsiflexion of the foot at the ankle joint

Question 41

Which are eccentric functions of the fibularis longus?

A)restrains/slows dorsiflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint
B)restrains/slows flexion and radial deviation (abduction)of the hand at the wrist joint
C)restrains/slows plantarflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
D)restrains/slows plantarflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint

Question 42

Which is an eccentric function of the tibialis anterior?

A)restrains/slows dorsiflexion of the foot at the ankle joint
B)restrains/slows plantarflexion of the foot at the ankle joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows flexion of the leg at the knee joint

Question 43

If a muscle crosses the ankle joint posteriorly with a vertical direction to its fibers,what eccentric function will it most likely have?

A)restrains/slows dorsiflexion of the foot at the ankle joint
B)restrains/slows plantarflexion of the foot at the ankle joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows eversion of the foot at the subtalar joint

Question 44

Which is an eccentric function of the fibularis tertius?

A)restrains/slows eversion of the foot at the subtalar joint
B)restrains/slows flexion of the leg at the knee joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows dorsiflexion of the foot at the ankle joint

Question 45

Which muscles can all restrain/slow inversion of the foot at the subtalar joint?

A)tibialis posterior,flexor digitorum longus,and flexor hallucis longus
B)tibialis anterior,extensor digitorum longus,and extensor hallucis longus
C)fibularis longus,fibularis brevis,and fibularis tertius
D)tibialis anterior and fibularis tertius

Question 46

Which is an eccentric function of the gastrocnemius?

A)restrains/slows flexion of the leg at the knee joint
B)restrains/slows extension of the leg at the knee joint
C)restrains/slows flexion of the forearm at the elbow joint
D)restrains/slows inversion of the foot at the subtalar joint

Question 47

Which are eccentric functions of the tibialis anterior?

A)restrains/slows plantarflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
B)restrains/slows plantarflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint
C)restrains/slows dorsiflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
D)restrains/slows dorsiflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint

Question 48

Which is an eccentric function of the soleus?

A)restrains/slows plantarflexion of the foot at the ankle joint
B)restrains/slows extension of the leg at the knee joint
C)restrains/slows extension of the thigh at the hip joint
D)restrains/slows dorsiflexion of the foot at the ankle joint

Question 49

Which is an eccentric function of the fibularis longus?

A)restrains/slows eversion of the foot at the subtalar joint
B)restrains/slows flexion of the leg at the knee joint
C)restrains/slows plantarflexion of the foot at the ankle joint
D)restrains/slows dorsiflexion of the foot at the ankle joint

Question 50

Which is an eccentric function of the tibialis posterior?

A)restrains/slows flexion of the leg at the knee joint
B)restrains/slows extension of the leg at the knee joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows eversion of the foot at the subtalar joint

Question 51

What nerve innervates the tibialis anterior?

A)tibial
B)femoral
C)superficial fibular
D)deep fibular

Question 52

Which muscles can all restrain/slow dorsiflexion of the foot at the ankle joint?

A)gastrocnemius,soleus,and fibularis tertius
B)tibialis anterior and popliteus
C)flexor digitorum longus,extensor digitorum longus,flexor hallucis longus,and extensor hallucis longus
D)gastrocnemius,soleus,and plantaris

Question 53

Which are eccentric functions of the gastrocnemius?

A)restrains/slows flexion of the leg at the knee joint and dorsiflexion of the foot at the ankle joint
B)restrains/slows extension of the leg at the knee joint and dorsiflexion of the foot at the ankle joint
C)restrains/slows flexion of the leg at the knee joint and plantarflexion of the foot at the ankle joint
D)restrains/slows flexion of the hand at the wrist joint and flexion of the forearm at the elbow joint

Question 54

Which is an eccentric function of the gastrocnemius?

A)restrains/slows inversion of the foot at the subtalar joint
B)restrains/slows flexion of the leg at the knee joint
C)restrains/slows dorsiflexion of the foot at the ankle joint
D)restrains/slows plantarflexion of the foot at the ankle joint

Question 55

If a muscle crosses the subtalar joint medially with a vertical direction to its fibers,what eccentric function will it most likely have?

A)restrains/slows dorsiflexion of the foot at the ankle joint
B)restrains/slows plantarflexion of the foot at the ankle joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows eversion of the foot at the subtalar joint

Question 56

Which is an eccentric function of the tibialis posterior?

A)restrains/slows plantarflexion of the foot at the ankle joint
B)restrains/slows dorsiflexion of the foot at the ankle joint
C)restrains/slows inversion of the foot at the subtalar joint
D)none of the above

Question 57

Which is an eccentric function of the fibularis tertius?

A)restrains/slows plantarflexion of the foot at the ankle joint
B)restrains/slows dorsiflexion of the foot at the ankle joint
C)restrains/slows eversion of the foot at the subtalar joint
D)restrains/slows flexion of the leg at the knee joint

Question 58

Which is an eccentric function of the fibularis brevis?

A)restrains/slows inversion of the foot at the subtalar joint
B)restrains/slows eversion of the foot at the subtalar joint
C)restrains/slows flexion of the thigh at the hip joint
D)restrains/slows flexion of the leg at the knee joint

Question 59

Which are eccentric functions of the tibialis posterior?

A)restrains/slows dorsiflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
B)restrains/slows plantarflexion of the foot at the ankle joint and eversion of the foot at the subtalar joint
C)restrains/slows extension and radial deviation (abduction)of the hand at the wrist joint
D)restrains/slows plantarflexion of the foot at the ankle joint and inversion of the foot at the subtalar joint

Question 60

If a muscle crosses the subtalar joint laterally with a vertical direction to its fibers,what eccentric function will it most likely have?

A)restrains/slows dorsiflexion of the foot at the ankle joint
B)restrains/slows plantarflexion of the foot at the ankle joint
C)restrains/slows inversion of the foot at the subtalar joint
D)restrains/slows eversion of the foot at the subtalar joint

Question 61

What nerve innervates the muscles of the deep posterior compartment of the leg?

A)obturator
B)tibial
C)deep fibular
D)superficial fibular

Question 62

In which compartment of the leg is the gastrocnemius located?

A)anterior
B)lateral
C)superficial posterior
D)deep posterior

Question 63

In which compartment of the leg is the fibularis longus located?

A)anterior
B)lateral
C)superficial posterior
D)deep posterior

Question 64

In which compartment of the leg is the soleus located?

A)superficial posterior
B)lateral
C)anterior
D)deep posterior

Question 65

What nerve innervates the tibialis posterior?

A)femoral
B)tibial
C)superficial fibular
D)deep fibular

Question 66

What nerve innervates the muscles of the anterior compartment of the leg?

A)obturator
B)superficial fibular
C)deep fibular
D)tibial

Question 67

What nerve innervates the gastrocnemius?

A)tibial
B)femoral
C)superficial fibular
D)deep fibular

Question 68

What nerve innervates the muscles of the posterior compartments of the leg?

A)obturator
B)superficial fibular
C)deep fibular
D)tibial

Question 69

Which two muscles attach into the Achilles tendon?

A)tibialis anterior and fibularis longus
B)tibialis posterior and gastrocnemius
C)gastrocnemius and soleus
D)soleus and fibularis longus

Question 70

What nerve innervates the fibularis brevis?

A)tibial
B)femoral
C)deep fibular
D)superficial fibular

Question 71

What nerve innervates the muscles of the lateral compartment of the leg?

A)obturator
B)superficial fibular
C)deep fibular
D)tibial

Question 72

What strong,thick muscle in the posterior leg is largely accountable for the contours of the gastrocnemius being so visible?

A)soleus
B)tibialis posterior
C)fibularis longus
D)flexor digitorum longus

Question 73

What nerve innervates the fibularis tertius?

A)tibial
B)deep fibular
C)superficial fibular
D)femoral

Question 74

What small muscle of the posterior leg has an extremely long distal tendon?

A)soleus
B)popliteus
C)flexor hallucis longus
D)plantaris

Question 75

Which muscles are innervated by the superficial fibular nerve?

A)fibularis longus and fibularis brevis
B)tibialis anterior and tibialis posterior
C)fibularis tertius and extensor digitorum longus
D)all of the above

Question 76

What nerve innervates the plantaris?

A)tibial
B)femoral
C)superficial fibular
D)deep fibular

Question 77

What are the major muscle compartments of the leg?

A)anterior,posterior,lateral,and medial
B)anterior,posterior,and lateral
C)anterior,posterior,and medial
D)lateral,medial,and anterior

Question 78

What nerve innervates the fibularis longus?

A)tibial
B)femoral
C)superficial fibular
D)deep fibular

Question 79

What nerve innervates the muscles of the superficial posterior compartment of the leg?

A)tibial
B)superficial fibular
C)deep fibular
D)obturator

Question 80

What nerve innervates the soleus?

A)deep fibular
B)femoral
C)superficial fibular
D)tibial