A 16-year-old boy fell from a motorcycle, and his radial nerve was severely damaged because of a fracture of the midshaft of the humerus. Which of the following conditions would most likely result from this accident?
Injury to the radial nerve results in: Loss of wrist extension - wrist drop. The median nerve innervates the: Pronator teres, Pronator quadratus, Opponens pollicis muscles and Skin over the ventral aspect of the thumb. The ulnar nerve innervates the dorsal interosseous muscles, which act to abduct the fingers.