| Function | Cranial Nerve |
| Intra-ocular muscles - visceromotor | |
| Lacrimation - secretomotor - greater petrosal nerve | |
| Nerves that enter or emerge from the Forebrain | |
| Nerve that enters or emerges from the (midbrain) mesencephalon | |
| Nerve that enters or emerges from the midbrain | |
| Nerves that enter or emerge from the Brainstem | |
| Nerve that enters or emerges from the superior spinal cord | |
| Nerves with special sensory function ONLY | |
| Nerves with Mixed function fibers | |
| Nerves with Motor function ONLY | |