WEEK 1 NR567 PSYCHOACTIVE DRUGS
QUESTIONS AND ANSWERS WITH
VERIFIED SOLUTIONS 100% CORRECT
RATED A+ NEWLY UPDATED 2025/2026
Psychoactive drugs
✔✔ Substances that change brain function and affect mood, awareness, and
behavior. They can influence perception, alertness, emotions, and consciousness.
Classification of psychoactive drugs
✔✔ These drugs are grouped by how they affect the body. The main categories
are:
1. Depressants
2. Stimulants
3. Hallucinogens
4. Opiates
Depressants
✔✔ Slow down activity in the brain and nervous system. They can reduce heart
rate and breathing, cause drowsiness, and impair coordination and reaction time.
Examples of depressant drugs
✔✔
1. Barbiturates – used for sleep or anesthesia; high risk of addiction
2. Benzodiazepines – used to treat anxiety, insomnia, and seizures
3. Alcohol – lowers self-control and slows thinking
QUESTIONS AND ANSWERS WITH
VERIFIED SOLUTIONS 100% CORRECT
RATED A+ NEWLY UPDATED 2025/2026
Psychoactive drugs
✔✔ Substances that change brain function and affect mood, awareness, and
behavior. They can influence perception, alertness, emotions, and consciousness.
Classification of psychoactive drugs
✔✔ These drugs are grouped by how they affect the body. The main categories
are:
1. Depressants
2. Stimulants
3. Hallucinogens
4. Opiates
Depressants
✔✔ Slow down activity in the brain and nervous system. They can reduce heart
rate and breathing, cause drowsiness, and impair coordination and reaction time.
Examples of depressant drugs
✔✔
1. Barbiturates – used for sleep or anesthesia; high risk of addiction
2. Benzodiazepines – used to treat anxiety, insomnia, and seizures
3. Alcohol – lowers self-control and slows thinking