The Cranial Nerves

Origination of Olfactory Nerve

primary olfactory cortex

Origination of Optic Nerve

visual cortex

Origination of Oculomotor Nerve

midbrain

Motor Function of Oculomotor Nerve

controls superior rectus, inferior rectus, medial rectus, and inferior oblique mm.

Parasympathetic Function of Oculomotor Nerve

constricts pupils

Origination of Trochlear Nerve

midbrain

Function of Trochlear Nerve

controls superior oblique m.

Function of Ophthalmic Division

sensory on upper face

Function of Maxillary Divison

sensory on middle face and upper teeth

Sensory Function of Mandibular Division

sensory on lower face and lower teeth

Motor Function of Mandibular Division

controls muscle of mastication

Origination of Abducens Nerve

pons

Function of Abducens Nerve

controls lateral rectus m.

Origination of Facial Nerve

pons

Sensory Function of Facial Nerve

taste on 2/3 of tongue

Motor Function of Facial Nerve

controls muscles of facial expression

Parasympathetic Function of Facial Nerve

controls lacrimal and salivary glands

Origination of Vestibulocochlear Nerve

pons and medulla

Function of Vestibulocochlear Nerve

hearing and equilibrium

Origination of Glossopharyngeal Nerve

medulla

Motor Function of Glossopharyngeal Nerve

controls stylopharyngeous m.

Sensory Function of Glossopharyngeal Nerve

taste and general sensation on posterior 1/3 of tongue and pharynx

Parasympathetic Function of Glossopharyngeal Nerve

secretes saliva from parotid gland

Origination of Vagus Nerve

medulla

Motor Function of Vagus Nerve

controls muscles of the pharynx and larynx

Sensory Function of Vagus Nerve

general sensory of epiglottis and lower pharynx

Parasympathetic Function of Vagus Nerve

relax thorax and abdomen

Origination of Accessory Nerve

medulla

Function of Accessory Nerve

controls sternocleidomastoid and trapezius mm.

Origination of Hypoglossal Nerve

medulla

Function of Hypoglossal Nerve

controls muscles of the tongue