The individual muscles receive their innervating facial nerve branches from their deeper surface when they belong to the superficial (first, second, or third) layer and from outside when they lie ...

However, HFS is often attributable to an irritation or a compression of the facial nerve by a blood vessel as it exits from the brainstem and is the most common peripherally induced movement disorder ...

The mylohyoid muscle, a paired muscle that forms the ... The parasympathetic system, via the facial nerve, causes the gland to produce secretions and increase blood supply to the gland.