CNS 8: Smell and taste

Question 1

what is chemoreception

Question 2

where aree the olfactory receptors

Question 3

how are receptor neurons of the olfactory system arranged

Question 4

what happens when an oderant molecule binds its receptor

Question 5

where do olf neurons send their axons through

Question 6

what is the pattern of receptors to bulb to cortex

Answer 6

receptors in epi
axons through crib plate 
(cranial nerve 1)
synapse onto secondary neurons in olf bulb 
travel through olf tract
go to olf cortex

Question 7

which cranial nerve is the olfactory nerve

Question 8

what does olfactory convergence help with

Question 9

does the bulb project to the thalamus?

Question 10

where is the olf cortex

Question 11

where does the olf bulb project to besides the olf cortex

Question 12

what is olfactiory adaptation

Question 13

what are pheromones

Question 14

what is the VNO? do humans have it

Question 15

what type of cell are taste receptors

Question 16

how many types of recep cells are in a taste bud

Question 17

are taste buds all over the tongue

Question 18

what do type 1 cells sense

Question 19

what do type 2 cells sense

Question 20

what do type 3 cells sense

Question 21

which type of taste cell activates with serotonin

Question 22

which taste type releases ATP

Question 23

which G protein is used for sweeet umami and bitter? what kind of pathway does this trigger?

Question 24

do salt and sour use G proteins? what do they use?

Question 25

what cranial nerves do taste buds exite

Question 26

what cranial nerves do TRP receptors excite