This nerve, arising from the cervical plexus, is essential for normal breathing.
A) lesser occipital
B) phrenic
C) greater auricular
D) transverse cervical

Question

Quizplus · Accepted Answer

The phrenic nerve, arising from the cervical plexus (specifically from roots C3, C4, and C5), is crucial for normal breathing as it innervates the diaphragm, the primary muscle involved in the breathing process.

This Nerve, Arising from the Cervical Plexus, Is Essential for Normal