3. • Extensor digitorum longus
• Letral condyl of tibia Medial surface of f
ibula . Muscle converge into tendon and
passes dorsaly
• Tendon Splits into four and inserts on ea
ch toe
• Extension of four toes and Dorsiflexatio
n
• Deep fibular nerve
4.
5. •Extensor hallucis longus
• Medial fibular shaft
• Tendon crosses ankle joint anteriorl
y and attached to distal phalnx od gr
eat toe
• Extension of great toe and Dorsiflex
ation of foot
• Deep fibular nerve
6. •Fibularis tertius
• Originate with and run with exten
sor digitorum longus
• On metatarsal 5th
• Dorsiflexation and eversion of fo
ot
• Deep fibular nerve
7. •Posterior compartment
•Fibularis longus
• Superior and letral surface of fibula and le
tral condyl of tibia
• Fibers converge to tendon and passes thro
ugh letral malleolus and cross the foot and
insert on medial cunieform and metatarsal
1st
• Eversion and plantarflexation
8.
9. •Fibularis brevis
• Inferioletral surfsce of fibula
• Tendon run downward passes posteri
or to letral malleolua passes over cal
caneus and cuboid bonr and insert on
metatarsal 5th
• Eversion of foot
• Superfecial fibular nerve
