The facial motor nucleus is a collection of neurons in the brainstem that belong to the facial nerve (cranial nerve VII). These lower motor neurons innervate the muscles of facial expression and the stapedius.
Read more about Facial Motor Nucleus: Anatomy, Classification, Cortical Input, Effects of Lesions, Additional Images
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And you can rip off the whole facial mask.”
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There’s will as motor and there’s will as brakes.
Reason is, I suppose, the steering gear.”
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—Sir Arthur Conan Doyle (1859–1930)