If one likens a spinal nerve to the trunk of a tree, then the two roots of this tree are the dorsal and ventral roots. What would represent the two large branches of this tree?
A) rami communicantes
B) dorsal and ventral root ganglia
C) ventral and dorsal rami
D) the brachial plexus

Question

Quizplus · Accepted Answer

The dorsal and ventral rami represent the two large branches of the spinal nerve "tree." The dorsal ramus innervates the muscles and skin of the back, while the ventral ramus innervates the rest of the body wall and limbs.

If One Likens a Spinal Nerve to the Trunk of a Tree