Which Cranial Nerve Is Highlighted?

Cranial Nerve I: Olfactory Nerve

Olfactory Nerve
The olfactory nerve is typically considered the first cranial nerve, or simply CN I, that contains sensory nerve fibers relating to the sense of smell. The afferent nerve fibers of the olfactory receptor neurons transmit nerve impulses about odors to the central nervous system (olfaction).
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(CNI) - The olfactory bulb and tracts are already highlighted for you. The olfactory nerve is one of the two purely sensory cranial nerves.

Which nerve is highlighted CNS?

Optic nerve: An illustration of the brain highlighting the optic nerve and optic tract. The optic nerve is the second of twelve paired cranial nerves.

Which structure of the brain is highlighted?

Brain insular cortex (lateral, highlighted)

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