The facial nerves exit from the brain stem on each side and divide into branches that control different muscles throughout ...

This nerve is essential for facial ... nerve branches out. Mild stimulation, such as eating, talking, or touching your face, can trigger TN pain. Treatment for the conditions is also different.

When the facial nerve fires, the signal is directed to the ipsilateral facial muscles causing muscle contractions in different areas of the face on ... of the recovering facial nerve and its branches ...