Q.

Regarding the intrinsic muscles of the hand, which of the following is NOT true?

A. the palmar and dorsal interossei are supplied by the deep branch of the median nerve
B. the intrinsic muscles of the thumb are abductor pollicis brevis, flexor pollicis brevis, opponens pollicis , adductor pollicis, first palmar and first dorsal interossei
C. opponens pollicis acts only on the carpometacarpal joint
D. their motor supply is derived from segment T1 of the spinal cord
E. the thenar muscles are supplied by the recurrent branch of the median nerve
Answer» A. the palmar and dorsal interossei are supplied by the deep branch of the median nerve
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