Injury in different branches of your facial nerve can have different results. If your frontal branch is injured, you may have paralysis in your forehead or be unable to move your eyebrow.

The greater petrosal nerve branches off of the facial nerve in the skull. Along with a chain of other nerves, it innervates (provides nerve function to) the lacrimal gland, which produces tears.

Dissection of the pudendal nerve (PN) and its branches in 71 cadavers revealed anatomic variations not previously described. Knowledge of this variation is necessary to prevent nerve injury ...