Question: what are the 12 cranial nerves and their functions?
Answer: Diagram.
I. Olfactory nerve. The olfactory nerve transmits information to the brain regarding a person's sense of smell. ... 
II. Optic nerve. ... 
III. Oculomotor nerve. ... 
IV. Trochlear nerve. ... 
V. Trigeminal nerve. ... 
VI. Abducens nerve. ... 
VII. Facial nerve.