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Questions and Answers
What is the primary purpose of the blood brain barrier?
What is the primary purpose of the blood brain barrier?
- To keep unwanted substances and bacteria from reaching the brain (correct)
- To keep psychoactive drugs from affecting the brain
- To protect the central nervous system
- To regulate dopamine levels
What is the estimated range of genetic susceptibility to addiction?
What is the estimated range of genetic susceptibility to addiction?
- 10-60% (correct)
- 20-70%
- 30-80%
- 40-90%
What is the neurotransmitter that all psychoactive drugs have in common?
What is the neurotransmitter that all psychoactive drugs have in common?
- Serotonin
- Acetylcholine
- Glutamate
- Dopamine (correct)
