The great auricular nerve originates from the cervical plexus, composed of branches of spinal nerves C2 and C3. It provides sensory innervation for the skin over parotid gland and mastoid process, and both surfaces of the outer ear.
Read more about Great Auricular Nerve: Terminology, Path, Branches, Additional Images
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“There must be some nerve and heroism in our love, as of a winter morning.”
—Henry David Thoreau (1817–1862)