Olfactory Pathways Flashcards
1
Q
Where do the primary olfactory cells run?
A
through bone and mucous membrane of nose
2
Q
Name for 2˚ olfactory afferents
A
mitral cells
3
Q
What do mitral cells form?
A
olfactory tract
4
Q
Into what portion of the brain does the olfactory tract run?
A
uncus (olfactory cortex)
5
Q
What is so special about the olfactory tract?
A
it bypasses the thalamus
6
Q
But does it really entirely bypass the thalamus?
A
no, not all of it
7
Q
Where do olfactory tract fibers run in the thalamus?
A
MD (medial dorsal) thalamus
8
Q
Entorhinal cortex
A
hippocampus
memories
9
Q
Olfactory tubercle and amygdala –> hypothalamus
A
visceral reactions/homeostasis
10
Q
Piriform cortex/primary auditory cortex
A
MD thalamus
