Name and describe the function of the 12 cranial nerves ?

1. Olfactory nerve (I) - responsible for the sense of smell.
2. Optic nerve (II) - responsible for vision.
3. Oculomotor nerve (III) - controls most of the eye movements and pupil constriction.
4. Trochlear nerve (IV) - controls the superior oblique muscle of the eye.
5. Trigeminal nerve (V) - responsible for sensation in the face and control of the muscles used for chewing.
6. Abducens nerve (VI) - controls the lateral rectus muscle of the eye.
7. Facial nerve (VII) - controls facial expressions, taste sensation on the front two-thirds of the tongue, and salivary gland secretion.
8. Vestibulocochlear nerve (VIII) - responsible for hearing and balance.
9. Glossopharyngeal nerve (IX) - controls swallowing, taste sensation on the back one-third of the tongue, and salivary gland secretion.
10. Vagus nerve (X) - controls various organs in the body, including the heart, lungs, and digestive system.
11. Accessory nerve (XI) - controls the muscles of the neck and shoulders.
12. Hypoglossal nerve (XII) - controls the muscles of the tongue.