LOWER LEG muscles

Question 1

extensor hallucis longus

Answer 1

anterior middle 1/2 of fibula

base of distal phalanx of big toe

extend MPT and IP joints of big toe

assist w dorsiflex & inversion

deep peroneal (fibular)

Question 2

fibularis (peroneus) brevis

Answer 2

lateral distal 2/3 surface of fibula

tuberosity of 5th metatarsal

everts foot
assist in plantar flexion

superficial peroneal

Question 3

tibialis anterior

Answer 3

lateral condyle of tibia
proximal 1/2 lateral surface of tibia

medial cuneiform, base of 1st metatarsal

dorsiflex
inversion

deep peroneal (fibular)

Question 4

flexor digitorum longus

Answer 4

middle posterior surface of tibia

base of all distal phalange digits 2-5

flex IP and MTP joints of digits 2-5
assist in plantar flexion & inversion

tibial

Question 5

soleus

Answer 5

posterior head of fibula
proximal 1/3 fibula body
soleal line
middle 1/3 medial border of tibia

w gastroc tendon into posterior surface of calcaneus

plantar flex ankle
weak inversion

tibial

Question 6

Fibularis (peroneus) longus

Answer 6

lateral condyle of tibia
fibula head
proximal 2/3 of lateral surface of fibula

lateral side base of 1st metatarsal
medial cuneiform bone

evert foot
plantar flexion
depress head of 1st metatarsal

superficial peroneal

Question 7

extensor digitorum longus

Answer 7

lateral condyle of tibia
proximal 3/4 anterior surface of fibula

dorsal surface of digits 2-5

extend MTP/ IP joints of digits 2-5
dorsiflexion, eversion

superficial peroneal

Question 8

tibialis posterior

Answer 8

lateral/posterior surface of tibia
proximal 2/3 medial part of fibula

all tarsal bones except TALUS
base of metatarsal 2,3,4

invert foot
assist in plantar flexion

tibial