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6197 Anatomy

Physical examination reveals weakness of medial deviation of the wrist (adduction), loss of sensation on the medial side of the hand, and clawing of the fingers. Where is the most likely place of injury?

ACompression of a nerve passing between the humeral and ulnar heads of origin of flexor carpi ulnaris
BCompression of a nerve passing at Guyon's canal between the pisiform bone and flexor retinaculum
CCompression of a nerve passing through the carpal tunnel
DCompression of a nerve passing between the ulnar and radial heads of origin of flexor digitorum superficialis
Anatomy
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