Which Neurotransmitter Is the Nervous System's Natural Painkiller

question 6

Multiple Choice

Which neurotransmitter is the nervous system's natural painkiller?

• A) endorphins
• B) norepinephrine
• C) dopamine
• D) acetylcholine

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Definitions:

Poly(acrylonitrile)

A synthetic polymer made by polymerizing acrylonitrile, used in the production of fibers, plastics, and rubbers due to its strength and thermal stability.

Poly (vinyl Acetate)

A polymer made by polymerizing vinyl acetate, used in adhesives, paints, and various coatings.

Repeating Units

Sequential segments of the same structure in a polymer, which repeat numerous times to form the polymer chain.

Mechanism

Describes the step-by-step process through which reactants are converted to products in a chemical reaction, including the breaking and formation of bonds.