Which cranial nerve carries smell information from the olfactory receptors to the brain?
Correct answer: C. Olfactory nerve
- A. Optic nerve
- B. Trigeminal nerve
- C. Olfactory nerve
- D. Vestibulocochlear nerve
Explanation
The olfactory nerve, cranial nerve I, carries impulses from olfactory receptors in the nasal mucosa. The optic nerve carries vision, the vestibulocochlear nerve carries hearing and balance, and the trigeminal nerve mainly carries facial sensation.
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About Nervous System and Special Senses
The nervous system covers neurons, neuroglia, nerve impulses, synapses, reflex arcs, and the organization of the central and peripheral nervous systems. It also explains the autonomic divisions and the receptors and pathways for vision, hearing, balance, taste and smell, distinguishing sensory reception from conscious perception.
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