The general area of the body that the cranial nerves serve are the HEAD AND NECK organs.
Here are the list of the 12 Cranial nerves together with its function.
Number Name Function
I Olfactory Nerve Smell
II Optic Nerve Vision
III Oculomotor Nerve Eye movement; pupil constriction
IV Trochlear Nerve Eye movement
V Trigeminal Nerve Somatosensory information (touch, pain) from the face and head; muscles for chewing.
VI Abducens Nerve Eye movement
VII Facial Nerve Taste (anterior 2/3 of tongue); somatosensory information from ear; controls muscles used in facial expression.
VIII Vestibulocochlear Nerve Hearing; balance
IX Glossopharyngeal Nerve Taste (posterior 1/3 of tongue); Somatosensory information from tongue, tonsil, pharynx; controls some muscles used in swallowing.
X Vagus Nerve Sensory, motor and autonomic functions of viscera (glands, digestion, heart rate)
XI Spinal Accessory Nerve Controls muscles used in head movement.
XII Hypoglossal Nerve Controls muscles of tongue
