1. MDMA acts as a stimulant at low doses, while it has ______ effects at higher
ID: 3502708 • Letter: 1
Question
1. MDMA acts as a stimulant at low doses, while it has ______ effects at higher doses.
A. hallucinatory
B. opiate
C. depressant
D. anxiolytic
2. Brady recently broke a bone in his arm and underwent surgery to have the bone repaired. What type of drug would Brady’s doctors have prescribed to treat his postoperative pain?
A. a stimulant
B. a depressant
C. an opiate
D. an opioid
3. Which of the following produces withdrawal symptoms when no longer used AND is addictive?
A. drugs for angina pain
B. drugs for hypertension
C. coffee
D. nasal decongestants
4. Taking amphetamines causes increased release of the neurotransmitters ______.
A. norepinephrine and dopamine
B. serotonin and norepinephrine
C. GABA and glutamate
D. glutamate and dopamine
5. In addition to dopamine, what other neurotransmitter has been linked to the reward/addiction circuit?
A. glycine
B. oxytocin
C. GABA
D. histamine
6. Which of the following is true of amphetamines?
A. They increase appetite.
B. They can be used to treat narcolepsy.
C. They induce sleep.
D. They reduce anxiety.
Explanation / Answer
1. The correct answer is Option C. MDMA acts as a stimulant at low doses, while it has depressant effects at higher doses.
2. The correct answer is Option D. Brady’s doctors would have prescribed opioids to treat his postoperative pain.
3. The correct answer is Option D. Nasal decongestants produce withdrawal symptoms when no longer used AND is addictive.
4. The correct answer is Option B. Taking amphetamines causes increased release of the neurotransmitters serotonin and norepinephrine.
Please post the other questions separately as we are supposed to answer just one question or four sub parts of the same question.
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