Course

Biochemistry

Study Pack

Set 23 Mechanisms Of Signal Transduction

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Question 1

(Multiple Choice)

Free
What neurotransmitter is involved with cholinergic synapses?

A)serotonin
B)dopamine
C)acetylcholine
D)glutamate
E) γ\gamma -aminobutyric acid

Answer

Question 2

(Multiple Choice)

Free
When a nerve cell terminates at a muscle cell,the action potential causes opening of _____ channels that results in muscle contraction.

A)Na+
B)K+
C)Ca2+
D)Cl-
E)none of the above

Answer

Question 3

(Multiple Choice)

Free
Which second messenger is produced as a result of nitric oxide binding?

A)cAMP
B)cGMP
C)PIP2
D)InsP3
E)DAG

Answer