Summary of Pure Sensory cranial nerve

Summary of Pure Sensory cranial nerve  

olfactory nerve, optic nerve and vestibulocochlear nerve (1, 2, 8)

Function of sensory nerve in short:

1. Olfactory nerve : carry smell
2. Optic nerve : responsible for vision
3. Vestibulocochlear nerve : vestibular part responsible for balance and cochlear nerve responsible for vision

No.	Sensory nerve	Component	Name of the opening through which nerve enter  into the cranium	Arises from
I	Olfactory nerve	SVA	Cribriform plate of ethmoid	Axon of olfactory nerve arises from the Olfactory  cells which are situated in the nasal mucosa
II	Optic nerve	SSA	Optic canal	Optic nerve fibres are arises from  the ganglionic cells of the retina
VIII	Vestibulocochlear  nerve	SSA	Internal acoustic meatus	Nerves are arises from inner ear (hair cells)