Question

regarding spinal cord anatomy, fibers that exit the spinal cord, exit through ____ roots.
○ dorsal
○ ventral

Explanation:

In spinal cord anatomy, motor (efferent) fibers that exit the spinal cord do so through the ventral (anterior) roots. Dorsal roots are for sensory (afferent) fibers entering the spinal cord. So the correct option is ventral.

Answer:

B. ventral