LAB lower limb muscles 2

• 
• fibularis longis

origin: head and upper surface of fibula

insertion: 1st metatarsal

action: plantar flexion

Fibularis Brevis

Origin: lower lateral surface of fibula

Insertion: 5th metatarsal

action: plantar flexion

• 
• Flexor Digitorum longus

origin: lower posterior surface of tibia

insertion: distal phalanges of digits 2-5

action: flexion of distal phalanges 2-5

Flexor Hallucis Longus

Origin: lower posterior fibula

Insertion: distal phalanx of first toe

action: flexion of first toe

• 
• extensor digitorum longus

origin: upper anterior fibula

insertion: middle and distal phalanges of digits 2-5

action: extension of toes

• 
• extensor hallucis longus

origin: fibula

insertion: distal phalanx of the first toe

action: extends first toe