The spinal nerve plexus that supplies innervation to the arm is the _____ plexus.
A) cervical
B) brachial
C) lumbar
D) sacral

Question

Quizplus · Accepted Answer

The brachial plexus supplies innervation to the arm. The cervical plexus supplies innervation to the neck and upper shoulders, the lumbar plexus supplies innervation to the lower back and legs, and the sacral plexus supplies innervation to the pelvis and legs.

The Spinal Nerve Plexus That Supplies Innervation to the Arm