Which of the following is a metabotropic receptor?
AGABA-A receptor
BBeta receptor for norepinephrine
CNMDA receptor
DNicotinic acetylcholine receptor
If there is a Gs alpha subunit gain-of-function mutation, this results in
AIncreased cAMP
BDecreased cAMP
CIncreased GTPase activity
DDecreased IP₃
Sequence the events in neuromuscular action potential conduction: 1. Sodium channels open in the end plate 2. Calcium enters at the nerve terminal 3. Release of acetylcholine
A$1 \rightarrow 2 \rightarrow 3$
B$1 \rightarrow 3 \rightarrow 2$
C$3 \rightarrow 2 \rightarrow 1$
D$2 \rightarrow 3 \rightarrow 1$
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