A patient who abuses heroin says, "I have willpower to manage my life in other areas, but I feel helpless to control my craving for heroin." The nurse's response should be based on research findings suggesting that addictive behavior is related to changes in:

Question

Quizplus · Accepted Answer

Research has implicated the nucleus accumbens as having a role in addictive behaviors. The substantia nigra is concerned with dopamine production. Excessive cortisol secretion has its primary effect on the hippocampus. Mitochondrial DNA mutation has not been implicated in addiction risk.

A Patient Who Abuses Heroin Says, "I Have Willpower to Manage