Which category of psychoactive drugs below is correctly matched with its effects on thought and behaviour?
A) hallucinogens - slow the activity of the central nervous system; reduce tension and inhibitions
B) stimulants - increase the activity of the central nervous system
C) sedative-hypnotic drugs - produce changes in sensory perception
D) depressants - produce feelings of relaxation and drowsiness

Question

Quizplus · Accepted Answer

Stimulants increase the activity of the central nervous system, leading to increased alertness, energy, and concentration. Examples of stimulants include caffeine, nicotine, and amphetamines.

Answer: D
 Depressants slow down the activity of the central nervous system, leading to feelings of relaxation, drowsiness, and reduced anxiety. Examples of depressants include alcohol, benzodiazepines, and barbiturates.

A and C are incorrect because their descriptions are swapped. Hallucinogens are known for producing changes in sensory perception, and sedative-hypnotic drugs can slow the activity of the central nervous system and reduce tension and inhibitions.

Which Category of Psychoactive Drugs Below Is Correctly Matched with Its