The administration of naltrexone may block craving for alcohol,suggesting that ______ receptors may be involved in alcohol dependence.
A)glutamate
B)GABA
C)serotonin
D)opioid

Question

Quizplus · Accepted Answer

Naltrexone is an opioid antagonist, meaning it blocks opioid receptors in the brain. Research suggests that alcohol stimulates the release of endorphins, which bind to opioid receptors and contribute to the reinforcing effects of alcohol. By blocking these receptors, naltrexone may reduce the rewarding effects of alcohol and decrease craving.

The Administration of Naltrexone May Block Craving for Alcohol,suggesting That