Muscle Anatomy Of The Plantar Foot

Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA

Muscles of the plantar aspect of the foot:
Muscles of the plantar aspect of the foot are divided into four layers.
First layer: 3 muscles

• Flexor digitorum brevis muscle.
• Abductor digiti minimi muscle.
• Abductor hallucis muscle .

Second layer :2tendons/ 5 muscles

• Flexor digitorum longus tendon
• Flexor hallucis longus tendon
• Quadratus plantae muscle.
• 4 lumbrical muscles

Third layer:3muscles

• Flexor hallucis brevis muscle (medial head and lateral head ).
• adductor hallucis muscle .( transverse head and oblique head)
• flexor digiti minimi brevis muscle

Fourth layer : 7muscles/2tendons

• 7 interosseous muscles. –(3 plantar and 4 dorsal )
• tibialis posterior tendon