Question

which dermatome(s) is(are) typically completely unaffected by carpal tunnel syndrome? (maca) c5 c6 c7 c8

Explanation:

Carpal Tunnel Syndrome (CTS) affects the median nerve, which innervates dermatomes C6, C7, and C8 (supplying parts of the thumb, index, middle, and half of the ring finger). The C5 dermatome is innervated by the musculocutaneous and axillary nerves, which are not involved in the carpal tunnel, so it is completely unaffected.

Answer:

A. C5