The dermatome of C6 includes the entire thumb. How does this compare to the named nerves that provide sensory information from the thumb?

a. C6 forms the entire radial nerve
b. C6 forms the entire median nerve
c. C6 is a component of both the radial and median nerve
d. the pathways for the radial and median nerve are separate from the spinal nerve path


Answer: c. C6 is a component of both the radial and median nerve

Anatomy & Physiology

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