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Author Question: Roberto started using crack cocaine last year. At first, he only smoked a small amount, but now he ... (Read 134 times)

sc00by25

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on: Jun 22, 2018
Roberto started using crack cocaine last year. At first, he only smoked a small amount, but now he requires much more to achieve the same feeling. This phenomenon is called ____.
 
  a. Heavy use
  b. Withdrawal
  c. Tolerance
  d. Intoxication

Question 2

One neurotransmitter that is universally affected b drugs of abuse is ______.
 
  a. Serotonin
  b. Dopamine
  c. MDMA
  d. Gamma Aminobutyric Acid


sarah_brady415

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: c.

Answer to Question 2

Answer: b.


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sc00by25

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Reply #2 on: Jun 22, 2018
Thank you!


sarah_brady415

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Reply #3 on: Jun 22, 2018
Happy to help


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