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Neuro Block 3-RG > Gustation > Flashcards

Flashcards in Gustation Deck (8)
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1
Q

Which 3 taste sensations are use a second messenger system?

A

sweet, bitter, umami

2
Q

Which 2 taste sensations do not use a second messenger system?

A

salty and sour

3
Q

Sweet, bitter, and umami use which G-protein?

A

gustducin

4
Q

How does salty depolarize neuroepithelial cells?

A

direct Na+ depolarization

5
Q

How does sour depolarize neuroepithelial cells?

A

K+ channel inactivation

6
Q

What NT do sweet, umami, and bitter use?

A

ATP

7
Q

What NT do sour and salty use?

A

serotonin

8
Q

Hallucination and loss of discrimination in both olfaction and gustation are probably due to a problem where?

A

central processing system