The Dorsal Root of Spinal Nerve Contains

Question

The dorsal root of spinal nerve contains
A)only sensory fibers
B)only motor fibers
C)both sensory and motor fibers
D)only autonomic fibers
E)only somatic fibers

Accepted Answer

The dorsal root of spinal nerve contains only sensory fibers, which carry information from sensory receptors in the body to the spinal cord. The ventral root, on the other hand, contains motor fibers that carry information from the spinal cord to muscles and glands in the body.