Gustation Flashcards
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
