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Cranial Nerves

Cranial Nerves

CN I: Olfactory Nerve

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On this page:Olfactory Nerve Palsy Pathway

View Topic Outline

Overview

- Role
- Special sensory (smell).

Olfactory Nerve Palsy

- Abnormality
- Anosmia.
- Causes of Olfactory Nerve Palsy
- Trauma - coup / contrecoup
- Frontal lobe - trauma, ischaemia, tumour
- Meningitis
- Neurosyphillis

Pathway

Processing / Association Centres
Uncus, hippocampus, frontal lobe

Olfactory Nucleus
Olfactory Bulb

Foramen
Cribriform plate

Olfactory Receptor Nuclei
Osmoreceptors within nasal mucosa

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