What happens in the brain of a person who is physically addicted to an addictive drug, such as cocaine, heroin, or nicotine?
A) The availability of dopamine receptors in the brain is greatly reduced.
B) The number of endorphin receptors in the brain's reward system decreases.
C) The availability of dopamine receptors in the brain is greatly increased.
D) The number of neurons that produce hypocretin in the hypothalamus is greatly reduced.

Question

Quizplus · Accepted Answer

Chronic use of addictive drugs often leads to a reduction in the availability of dopamine receptors in the brain, which is associated with the development of addiction.

What Happens in the Brain of a Person Who Is