Which statement regarding dorsal and ventral roots is correct?
A. Dorsal roots carry efferent messages, while ventral roots carry afferent messages.
B. Dorsal roots carry sensory messages, while ventral roots carry afferent messages.
C. Dorsal roots carry motor messages, while ventral roots carry sensory messages.
D. Dorsal roots carry afferent messages, while ventral roots carry efferent messages.
Answer: D
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