It enters the temporal bone via the internal acoustic meatus. The motor portion gets to face by passing through the parotid gland. The nerve leaves the cranial cavity through the internal acoustic meatus. Leaves the cranial cavity through the jugular foramen. It innervates the stylopharyngeus M of pharynx.
Leaves skull through jugular foramen .
It then descends through the neck in the posterior portion of the carotid sheath. Sensory innervation of carotid body and carotid sinus. Branches you need to know. Pharyngeal branches - join the pharyngeal plexus and supply Mm of pharynx and soft palate except for stylopharyngeus. Superior laryngeal N. - Branches from the main trunk in the superior part of the neck.