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What cranial nerve pierces the ethmoid bone on its journey from its sensory receptors to the brain? a. I olfactory b. II optic c. III oculomotor d. IV facial e. X.vagus
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What cranial nerve pierces the ethmoid bone on its journey from its sensory receptors to the brain?

a. I olfactory
b. II optic
c. III oculomotor
d. IV facial
e. X.vagus

User EarlNameless
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5.1k points

1 Answer

1 vote

Answer:

a. I olfactory

Step-by-step explanation:

Journey of the Olfactory nerve:

-Originates on the caudal surface of the olfactory bulb

-Crosses the cribriform plate of the ethmoid bone from one part of the critlal galli to the other

-Reachers the olfactory region of nasal cavity

User Alex Egli
by
5.6k points
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