What is the best definition of a psychoactive drug?
A) a substance that alters perception and is addictive
B) a chemical that affects awareness, behaviour, perception, or mood
C) an exogenous neurotransmitter that increases brain activity
D) a chemical that alters how others perceive us

Question

Quizplus · Accepted Answer

A psychoactive drug is a chemical substance that affects the brain and central nervous system, altering awareness, mood, perception, or behavior. This can include drugs that induce a sense of pleasure or euphoria, as well as those that cause anxiety, depression, or hallucinations. The key feature of a psychoactive drug is that it can alter the function of the brain and affect how a person thinks, feels, and behaves.

What Is the Best Definition of a Psychoactive Drug