CN I (Olfactory) Flashcards Preview

Board Review: Spinal Anatomy CNS Anatomy Review > CN I (Olfactory) > Flashcards

Flashcards in CN I (Olfactory) Deck (10)
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1
Q

Specialized sensory bipolar neurons are located where?

A

Olfactory Mucosa

2
Q

The olfactory mucosa is found where?

A

Roof of nasal cavity

3
Q

Axons from sensory bipolar neurons pass through what?

A

Cribriform plate of ethmoid bone

4
Q

Unlike other neurons, sensory bipolar neurons have the unique ability to do what after they are destroyed>

A

Regenerate

5
Q

The axons of these receptor cells synapse with what?

A

Mitral cells in olfactory bulb

6
Q

Most fibers from mitral cells pass backwards in what?

A

Olfactory tract

7
Q

The fibers from the axons end where?

A

Primary olfactory cortex in temporal lobe

8
Q

The olfactory cortex has connections with other parts of the brain including?

A

Hippocampus which links smell with memory

9
Q

The olfactory cortex is also linked with what?

A

Hypothalamus: links smell with ANS

Limbic System: links smell with emotions

10
Q

CN I is the only sensory cranial N that is NOT linked to what?

A

Thalamus before it’s fibers terminate in primary olfactory cortex in temporal cortex