in the mastoid process and under

    • 871 posts
    October 8, 2022 4:07 AM EDT

    in the mastoid process and under the lower wall of the external auditory canal And then the lymph enters the deep neck lymph nodes. which when the inflammation of the external ear canal increases and pain from palpation Innervation of the outer ear performed. by branches of the trigeminal nerve and the cervical plexus, as well as the auditory branch of the vagus nerve. due to the reflection of the Vagal when the posterior and lower walls of the external auditory canal Irritated, so some people have a cough.

     

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