17. Which of the following is NOT a stimulant? A. Caffeine B. Nicotine C. Alcohol D, Methamphetamine

16. Endorphins act as natural opiates can be classified as a _________________ neurotransmitter. a. amino acid b. biogenic amine c. neuropeptide d. purine e. none of the above

2. Intrathecal injection of medications is used to: А. decrease side effects of the drugs.B. guarantee total absorption. C. guard against potential infection. D. pass across the blood–brain barrier.

16.  Tetani toxin inhibits:  a. the release of neurotransmitters that cause muscle contraction  b. the release of neurotransmitter that cause relaxation of muscles  c. glycine                d. a and c                   e. b and c

6. Which medication interactions are capable of causing serotonin syndrome?

28.  A new drug is developed which enhances the actions of the serotonin transporter at synapses - it makes the transporter better and quicker at pulling serotonin from the synaptic cleft. If the monoamine hypothesis were completely true, what effect would this drug likely have on an individual? a. It would induce or exacerbate symptoms of depression b. It would reduce symptoms of both depression and anxiety c. It would lead to development of an anxiety disorder d. It would reduce feelings of anxiety e. It would reduce or eliminate symptoms of depression

5. Which of the following is the neurotransmitter at the autonomic ganglia? a. acetylcholine b. norepinephrine c. epinephrine d. nicotine 1 6. Increased blood flow to skeletal muscle is best achieved by activation of which receptor? a. 0₁ b. B₁ 1 C. 0₂ d. B₂

18-Which of the followings is not a Pharmacokinetics parameter a.Distribution of the drugs inside our bodies b.Drug absorption c.Blocking of beta 1 receptor d.Clearance of the drugs

4. Comparison and contrast should be made between the pharmacological histories of cocaine and amphetamines.

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