Fig. 7.84 Abduction of the distal end of the ulna by the anconeus during pronation.
Abduction ofulna by anconeusduring pronationAxis of movementwith abduction of ulnaAnconeus
Fig. 7.85 Superficial layer of forearm muscles. A. Superficial muscles (flexor retinaculum not shown). B. Flexor carpi ulnaris muscle.