​Which Neurotransmitter Stimulates Skeletal Muscle Contraction, Slows Cardiac Muscle Contraction

question 69

Multiple Choice

​Which neurotransmitter stimulates skeletal muscle contraction, slows cardiac muscle contraction rate, and affects mood and memory?

• A) ​acetylcholine
• B) ​epinephrine
• C) ​dopamine
• D) ​serotonin
• E) ​an endorphin

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Definitions:

Criterion-related Reliability

A measure of how well a test predicts or correlates with a specific outcome or behavior, used to assess the validity of the test for specific purposes.

Construct Validity

The extent to which a test or instrument measures the theoretical concept or construct that it is intended to measure.

Social Discomfort

A feeling of unease or awkwardness experienced in social situations, often due to anxiety or lack of confidence.

Sociability

The propensity to engage with others in a social manner, seek companionship, and participate in social activities.