Which one of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness ?
- Hashish
- Amphetamines
- Morphine
- Valium
Answer
(4) Valium
Solution
Valium (diazepam) is a benzodiazepine, i.e. a sedative-tranquilliser, so it depresses the activity of the brain and produces calmness, relaxation and drowsiness; it is prescribed for anxiety and insomnia.
Hashish is a cannabinoid that alters perception, amphetamines are stimulants of the nervous system, and morphine is an opioid used mainly as a powerful painkiller (analgesic) and sedative.
∴ The drug that depresses brain activity and gives calmness, relaxation and drowsiness is Valium.
Answer: (4)