Thumbs are innervated by the superficial fibular nerve, (L2-L4) and the flexor digitorum brevis originates on the ventral side of the fibula and the extensor digitorum brevis originates on the dorsal side of the fibula.
Thumbs are innervated by the superficial fibular nerve, (L2-L4) and the flexor digitorum brevis originates on the ventral side of the fibula and the extensor digitorum brevis originates on the dorsal side of the fibula.