HOSA PHARMACOLOGY GUIDE 2026: 100 HIGH-YIELD MCQS &
100% VERIFIED ANSWERS | GRADED A+ | GUARANTEED
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The drug administration route demonstrating the slowest onset of action is
A. inhalation
B. transdermal
C. intramuscular
D. sublingual
E. intravenous
- answer-B
1. Symptoms of Parkinsonism would be increased by
A. excess levels of acetylcholine
B. treatment with some antipsychotic drugs
C. decreased levels of dopamine
D. drug administration after a high-protein meal
E. all of these
- answer-I had ABC highlighted I think this was a mistake please edit
1. The study of drug absorption, distribution, metabolism, and excretion is known
as
A. pharmacotherapeutics
B. pharmacodynamics
C. pharmacokinetics
D. pharmacy
E. posology
- answer-C
1.Barbiturate and benzodiazepine hypnotics both
A. increase NREM stage 2 sleep
B. increase REM sleep
C. increase NREM stage 4 sleep
D. cause REM rebound
E. all of these statements are true
- answer-A. increase NREM stage 2 sleep
1.The main pharmacologic effect of the SSRIs is
,A. increase levels of norepinephrine
B. increase levels of serotonin
C. decrease levels of norepinephrine
D. decrease levels of serotonin
E. decrease levels of dopamine
- answer-B. increase levels of serotonin
10. Apomorphine is classified as
A. MAO-B inhibitor
B. dopamine receptor agonist
C. COMT inhibitor
D. anticholinergic drug
E. DOPA decarboxylase inhibitor
- answer-B. dopamine receptor agonist
10. The antianxiety effect of buspirone (BuSpar) is associated with
A. stimulation of DA receptors
B. stimulation of serotonin receptors
C. blockage of serotonin receptors
D. blockade of dopamine receptors
E. blockage of GABA receptors
- answer-C. blockage of serotonin receptors
10. The time a drug continues to produce its effect is its
A. ED50
B. maximal response
C. ceiling effect
D. onset of action
E. duration of action
- answer-E
11. Flumazenil (Romazicon) is used to reverse the depressant effects of
A. clozapine
B. alprazolam (benzodiazepine)
C. haloperidol
D. chlorpromazine
E. thiothixene
- answer-alprazolam (benzodiazepine)
, 12. What are the main areas at which benzodiazepines exert their effects?
A. limbic system
B. cerebral cortex
C. reticular formation
D. spinal cord
E. all of these
- answer-E. all of these
13. First-pass metabolism refers to the metabolism of drugs in the
A. kidney
B. blood vessels
C. liver
D. heart
E. adipose tissue
- answer-C
14. Drug X has a half-life of 6 hours. How much drug is left in the body 18 hours
after an IV injection of 1200 milligrams (mg)?
- answer-B
15. Drugs that have demonstrated teratogenic effects in women are classified as
Pregnancy Category
A. B
B. C
C. D
D. X
E. NR
- answer-D= x
16. When a drug increases the rate of drug metabolism of other drugs, the process
is termed
A. first-pass metabolism
B. enzyme induction
C. enzyme inhibition
D. enterohepatic cycling
E. microsomal inhibition
- answer-B
17. The rate of drug absorption would be increased by which of the following?
A. drug ionization
100% VERIFIED ANSWERS | GRADED A+ | GUARANTEED
PASS!!
The drug administration route demonstrating the slowest onset of action is
A. inhalation
B. transdermal
C. intramuscular
D. sublingual
E. intravenous
- answer-B
1. Symptoms of Parkinsonism would be increased by
A. excess levels of acetylcholine
B. treatment with some antipsychotic drugs
C. decreased levels of dopamine
D. drug administration after a high-protein meal
E. all of these
- answer-I had ABC highlighted I think this was a mistake please edit
1. The study of drug absorption, distribution, metabolism, and excretion is known
as
A. pharmacotherapeutics
B. pharmacodynamics
C. pharmacokinetics
D. pharmacy
E. posology
- answer-C
1.Barbiturate and benzodiazepine hypnotics both
A. increase NREM stage 2 sleep
B. increase REM sleep
C. increase NREM stage 4 sleep
D. cause REM rebound
E. all of these statements are true
- answer-A. increase NREM stage 2 sleep
1.The main pharmacologic effect of the SSRIs is
,A. increase levels of norepinephrine
B. increase levels of serotonin
C. decrease levels of norepinephrine
D. decrease levels of serotonin
E. decrease levels of dopamine
- answer-B. increase levels of serotonin
10. Apomorphine is classified as
A. MAO-B inhibitor
B. dopamine receptor agonist
C. COMT inhibitor
D. anticholinergic drug
E. DOPA decarboxylase inhibitor
- answer-B. dopamine receptor agonist
10. The antianxiety effect of buspirone (BuSpar) is associated with
A. stimulation of DA receptors
B. stimulation of serotonin receptors
C. blockage of serotonin receptors
D. blockade of dopamine receptors
E. blockage of GABA receptors
- answer-C. blockage of serotonin receptors
10. The time a drug continues to produce its effect is its
A. ED50
B. maximal response
C. ceiling effect
D. onset of action
E. duration of action
- answer-E
11. Flumazenil (Romazicon) is used to reverse the depressant effects of
A. clozapine
B. alprazolam (benzodiazepine)
C. haloperidol
D. chlorpromazine
E. thiothixene
- answer-alprazolam (benzodiazepine)
, 12. What are the main areas at which benzodiazepines exert their effects?
A. limbic system
B. cerebral cortex
C. reticular formation
D. spinal cord
E. all of these
- answer-E. all of these
13. First-pass metabolism refers to the metabolism of drugs in the
A. kidney
B. blood vessels
C. liver
D. heart
E. adipose tissue
- answer-C
14. Drug X has a half-life of 6 hours. How much drug is left in the body 18 hours
after an IV injection of 1200 milligrams (mg)?
- answer-B
15. Drugs that have demonstrated teratogenic effects in women are classified as
Pregnancy Category
A. B
B. C
C. D
D. X
E. NR
- answer-D= x
16. When a drug increases the rate of drug metabolism of other drugs, the process
is termed
A. first-pass metabolism
B. enzyme induction
C. enzyme inhibition
D. enterohepatic cycling
E. microsomal inhibition
- answer-B
17. The rate of drug absorption would be increased by which of the following?
A. drug ionization
