The phrenic nerves arise from the
A) cervical plexuses.
B) brachial plexuses.
C) lumbar plexuses.
D) sacral plexuses.
E) brainstem.

Name: The phrenic nerves arise from the A) cervical plexuses. B) brachial plexuses. C) lumbar plexuses. D) sacral plexuses. E) brainstem.
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Question

Quizplus · Accepted Answer

The phrenic nerves arise from the cervical plexuses, which are located in the neck region of the spinal cord. These nerves provide motor innervation to the diaphragm, which is the main muscle involved in breathing.

The Phrenic Nerves Arise from the