86) Explanation • Median nerve is the main nerve of the fron | Anatomy embryology histology videos & books

86) Explanation


• Median nerve is the main nerve of the front of the forearm. It also supplies the muscles of thenar eminence.
• The ape hand deformity or ape thumb deformity of hand is due to paralysis of thenar muscles which is supplied by median nerve.

Presenting Feature of Ape Thumb Deformity
• Thumb is laterally rotated and adducted
• Loss of thenar eminence
• Loss of opposition of thumb