1. Tibialis anterior

2. Extensor hallucis longus

3. Extensor digitorum longus

4. Fibularis (peroneus) tertius

O: anterior proximal tibia 

I: medial cuneiform & base of 1st metatarsal 

A: dorsiflexion & inversion of ankle 

N: deep peroneal (fibular) nerve

B: anterior tibial artery 

O: anterior middle 1/3 of fibula & interosseous membrane

I: base of distal phalanx of big toe (dorsal surface)

A: extension of big toe;

dorsiflexion & inversion of foot

N: deep peroneal (fibular) nerve

B: anterior tibial artery

O: proximal 2/3 of fibula, interosseous membrane, lateral condyle of tibia

I: dorsal surface of digitis 2-5

A: extension of digits 2-5;

dorsiflexion & eversion of foot

N: deep peroneal (fibular) nerve

B: anterior tibial artery

O: distal 1/3 of anterior fibula

I: base of 5th metatarsal (dorsal surface)

A: dorsiflexion & eversion of foot

N: deep peroneal (fibular) nerve

B: anterior tibial artery 

1. Fibularis (peroneus) longus

2. Fibularis (peroneus) brevis

O: head & proximal lateral shaft of fibula

I: medial cuneiform & base of 1st metatarsal (plantar surfaces)

A: eversion & plantar flexion of foot

N: superficial peroneal (fibular) nerve

B: perforating branches of the peroneal artery

O: distal lateral 1/2 of fibula

I: base of 5th metatarsal (lateral aspect)

A: eversion & plantar flexion of foot

N: superficial peroneal (fibular) nerve

B: perforating branches of the peroneal artery 

1. Extensor digitorum brevis

2. Extensor hallucis brevis

O: upper anterolateral calcaneus

I: distal phalanges of toes 2-4

A: extension of toes 2-4

N: deep peroneal (fibular) nerve

B: dorsalis pedis artery

O: upper anterolateral calcaneus

I: base of proximal phalange of big toe

A: extension of big toe

N: deep peroneal (fibular) nerve

B: dorsalis pedis artery

Pes anserinus (remember "SGT FOT")

S = Sartorius

G = Gracilis

T = semiTendinosis

nerves that innervate them, respectively...

F = femoral nerve

O= obturator nerve

T = tibial nerve