Other samplex questions Flashcards
1
Q
Which receptor needs Mg removal for activation?* A. AMPA B. NMDA C. Na-Ca exchanger D. Voltage-gated Ca channel
A
B. NMDA
2
Q
Neurotransmitter release depends on* A. Na efflux B. K influx C. Ca influx D. Cl- influx
A
C. Ca influx
3
Q
Norepinephrine is the neurotransmitter for postganglionic sympathetic neurons EXCEPT in which structure?* A. Sweat glands B. Heart C. Pupils D. GI tract E. Blood vessels
A
A. Sweat glands
4
Q
True of neurotransmitters in the ANS EXCEPT
A. All pre- and post-ganglionic neurons use norepinephrine
B. All preganglionic neurons utilize acetylcholine
C. Postganglionic parasympathetic neurons utilize acetylcholine
D. Postganglionic sympathetic neurons mostly utilize norepinephrine except in the sweat glands
A
A. All pre- and post-ganglionic neurons use norepinephrine