Addiction and the Brain

Addiction and the Brain

Read each question carefully and answer to the best of your ability. For multiple choice questions, circle the letter corresponding to the correct answer. For fill-in-the-blank questions, complete the sentence with the appropriate term.

1. Which neurotransmitter is primarily associated with the brain's reward system and plays a key role in addiction?

2. Which brain region is responsible for decision-making, impulse control, and planning, and is often impaired in individuals with addiction?

3. The repeated use of addictive substances can lead to a phenomenon known as  , where the brain adapts to the presence of the substance and requires more of it to achieve the same effect.

4. The brain's   pathway is activated by natural rewards like food and social interaction, but can be hijacked by addictive drugs.

5. Briefly explain the concept of neuroadaptation in the context of addiction.

6. Addiction is solely a lack of willpower and has no biological basis.

7. The limbic system, which includes the amygdala and hippocampus, plays a significant role in emotional responses and memory formation related to addiction.

8. Identify and label the indicated parts of the brain that are often associated with addiction. Write your answers on the lines provided.

A.  

B.  

C.