Pharmacology Exam 2 Frequently Tested Actual Questions and
Answers
Question 1.
Which of the following is administered via IV and directly inhibits synthesis of thrombin and
clotting factor Xa to treat acute DVT? a. warfarin b. coumadin c. heparin d. aspirin
Correct Answer: c. heparin
Question 2.
Which of the following inhibit platelet aggregation and platelet-induced clotting and is
used primarily to prevent arterial occlusion? a. warfarin b. coumadin c. heparin d. aspirin
Correct Answer: d. aspirin
Question 3.
Which of the following is the most common adverse effect of warfarin? a. constipation b.
increased bleeding c. tachycardia d. hypertension
Correct Answer: b. increased bleeding
Question 4.
What is the mechanism of action of aspirin? a. directly inhibits synthesis of thrombin and
clotting factor Xa b. inhibits platelet aggregation by inhibiting the synthesis of
prostaglandins c. inhibits platelet aggregation by inhibiting the synthesis of leukotrienes d.
inhibits Vitamin K-epoxide reductase from regenerating Vitamin K
Correct Answer: b. inhibits platelet aggregation by inhibiting synthesis of
prostaglandins
Question 5.
How does benzodiazepine effect the CNS? a. GABA agonist b. GABA antagonist c.
glutamate agonist d. glutamate antagonist
Correct Answer: a. GABA agonist
, Question 6.
How do SSRI's act on the CNS to decrease depression? a. they prevent reuptake of
serotonin from axon terminals and cause downregulation of serotonin receptors b. they
increase reuptake of serotonin from axon terminals and cause downregulation c. they
prevent reuptake of serotonin from axon terminals and cause upregulation of serotonin
receptors d. they increase reuptake of serotonin from axon terminals and cause
upregulation of serotonin receptors
Correct Answer: a. they prevent reuptake of serotonin from axon terminals and
cause down- regulation of serotonin receptors
Question 7.
Buspirone acts as an anti-anxiety agent by: a. inhibiting GABA receptor stimulation b.
increasing GABA receptor stimulation c. decreasing serotonin receptor stimulation d.
increasing serotonin receptor stimulation
Correct Answer: d. increasing serotonin receptor stimulation
Question 8.
What is rebound anxiety? a. anxiety exceeds pretreatment levels when anti-anx- iety
medication is suddenly discontinued b. anxiety worsens with the development of
dependence to anti-anxiety medication c. anxiety fluctuates with periods of exacerbation
and remission during treatment with anti-anxiety medication d. anxiety disappears even
after completely discontinuing anti-anxiety medication
Correct Answer: a. anxiety exceeds pretreatment levels when anti-anxiety
medication is suddenly discontinued
Question 9.
All of the following motor side effects are associated with antipsychotic drugs EXCEPT a.
pseudoparkinsonism b. tardive dyskinesia c. dystonia d. hyporeflexia
Correct Answer: d. hyporeflexia
Question 10.
All of the following are adverse effects of serotonin syndrome EXCEPT a. tachychardia b.
tremor c. orthostatic hypotension d. dystonia
Correct Answer: c. orthostatic hypotension
Answers
Question 1.
Which of the following is administered via IV and directly inhibits synthesis of thrombin and
clotting factor Xa to treat acute DVT? a. warfarin b. coumadin c. heparin d. aspirin
Correct Answer: c. heparin
Question 2.
Which of the following inhibit platelet aggregation and platelet-induced clotting and is
used primarily to prevent arterial occlusion? a. warfarin b. coumadin c. heparin d. aspirin
Correct Answer: d. aspirin
Question 3.
Which of the following is the most common adverse effect of warfarin? a. constipation b.
increased bleeding c. tachycardia d. hypertension
Correct Answer: b. increased bleeding
Question 4.
What is the mechanism of action of aspirin? a. directly inhibits synthesis of thrombin and
clotting factor Xa b. inhibits platelet aggregation by inhibiting the synthesis of
prostaglandins c. inhibits platelet aggregation by inhibiting the synthesis of leukotrienes d.
inhibits Vitamin K-epoxide reductase from regenerating Vitamin K
Correct Answer: b. inhibits platelet aggregation by inhibiting synthesis of
prostaglandins
Question 5.
How does benzodiazepine effect the CNS? a. GABA agonist b. GABA antagonist c.
glutamate agonist d. glutamate antagonist
Correct Answer: a. GABA agonist
, Question 6.
How do SSRI's act on the CNS to decrease depression? a. they prevent reuptake of
serotonin from axon terminals and cause downregulation of serotonin receptors b. they
increase reuptake of serotonin from axon terminals and cause downregulation c. they
prevent reuptake of serotonin from axon terminals and cause upregulation of serotonin
receptors d. they increase reuptake of serotonin from axon terminals and cause
upregulation of serotonin receptors
Correct Answer: a. they prevent reuptake of serotonin from axon terminals and
cause down- regulation of serotonin receptors
Question 7.
Buspirone acts as an anti-anxiety agent by: a. inhibiting GABA receptor stimulation b.
increasing GABA receptor stimulation c. decreasing serotonin receptor stimulation d.
increasing serotonin receptor stimulation
Correct Answer: d. increasing serotonin receptor stimulation
Question 8.
What is rebound anxiety? a. anxiety exceeds pretreatment levels when anti-anx- iety
medication is suddenly discontinued b. anxiety worsens with the development of
dependence to anti-anxiety medication c. anxiety fluctuates with periods of exacerbation
and remission during treatment with anti-anxiety medication d. anxiety disappears even
after completely discontinuing anti-anxiety medication
Correct Answer: a. anxiety exceeds pretreatment levels when anti-anxiety
medication is suddenly discontinued
Question 9.
All of the following motor side effects are associated with antipsychotic drugs EXCEPT a.
pseudoparkinsonism b. tardive dyskinesia c. dystonia d. hyporeflexia
Correct Answer: d. hyporeflexia
Question 10.
All of the following are adverse effects of serotonin syndrome EXCEPT a. tachychardia b.
tremor c. orthostatic hypotension d. dystonia
Correct Answer: c. orthostatic hypotension
