Which one of the following body parts has cannabinoid receptors?
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → Brain
Cannabinoids are a group of chemicals obtained from the plant Cannabis sativa. They act by binding to cannabinoid receptors.
(1) Lungs — Incorrect. Cannabis is often taken by inhalation, but the lungs are not where its receptors are found.
(2) Brain — Correct. The cannabinoid receptors are present principally in the brain.
(3) Heart — Incorrect. Cannabinoids are known for their effects on the cardiovascular system, but the receptors are principally in the brain.
(4) Thymus — Incorrect. The thymus is a primary lymphoid organ in which T-lymphocytes mature. It is not the site of the receptors.
NCERT Extract:
Drugs and Alcohol Abuse –
