MCQs

6530 questions found

Practice Questions

5. A nurse is caring for a patient receiving IV amiodarone for ventricular tachycardia. Which assessment finding requires immediate intervention by the nurse?

A. Persistent dry cough
B. Photophobia
C. Hypotension and bradycardia
D. Blue-grey skin discoloration
nmdcat.online BS Nursing
Jun 6, 2026

3. A nurse is preparing to administer digoxin to a patient with heart failure. Before administration, which assessment is most critical for the nurse to perform?

A. Auscultate lung sounds
B. Check the patient's blood pressure
C. Assess apical pulse for one full minute
D. Evaluate pupil reaction
nmdcat.online BS Nursing
Jun 6, 2026

2. A patient is prescribed sublingual nitroglycerin for stable angina. The nurse instructs the patient to seek emergency medical attention if chest pain persists after how many doses?

A. One dose in 5 minutes
B. Two doses in 10 minutes
C. Three doses in 15 minutes
D. Four doses in 20 minutes
nmdcat.online BS Nursing
Jun 6, 2026

51. A patient with hyperthyroidism is prescribed methimazole. Medicinally, what is the primary mechanism of action of methimazole?

A. Stimulating thyroid hormone release.
B. Inhibiting thyroid hormone synthesis.
C. Increasing iodine uptake by the thyroid gland.
D. Destroying thyroid follicular cells.
nmdcat.online BS Nursing
Jun 6, 2026

50. A patient on an MAO inhibitor for depression accidentally consumes tyramine-rich foods. Technically, what critical adverse reaction is most urgently expected?

A. Serotonin syndrome.
B. Hypertensive crisis.
C. Hypoglycemic shock.
D. Respiratory depression.
nmdcat.online BS Nursing
Jun 6, 2026

47. A patient with candidiasis is prescribed fluconazole. Medicinally, what is the primary mechanism of action of fluconazole?

A. Inhibiting fungal cell wall synthesis.
B. Inhibiting fungal DNA synthesis.
C. Inhibiting ergosterol synthesis, a critical component of the fungal cell membrane.
D. Disrupting fungal ribosomes.
nmdcat.online BS Nursing
Jun 6, 2026

46. A patient with tuberculosis is prescribed rifampin. Technically, what critical drug interaction can occur with rifampin due to its potent enzyme-inducing properties?

A. Decreased metabolism of warfarin, leading to increased INR.
B. Increased metabolism of oral contraceptives, leading to reduced efficacy.
C. Decreased absorption of iron supplements.
D. Increased renal excretion of digoxin.
nmdcat.online BS Nursing
Jun 6, 2026

43. A patient with an acute asthma attack presents to the emergency department. Urgently, what is the most critical initial pharmacological intervention in addition to oxygen and a SABA?

A. Oral prednisone.
B. Inhaled long-acting ?2?-agonist.
C. Systemic corticosteroids (e.g., intravenous methylprednisolone).
D. Cromolyn sodium.
nmdcat.online BS Nursing
Jun 6, 2026

42. A patient with hyperlipidemia is prescribed a fibrate (e.g., fenofibrate). Medicinally, what is the primary effect of fibrates on lipid profiles?

A. Primarily lowering LDL cholesterol.
B. Primarily lowering triglycerides and modestly raising HDL cholesterol.
C. Primarily raising total cholesterol.
D. Primarily raising LDL cholesterol.
nmdcat.online BS Nursing
Jun 6, 2026

41. A patient with Helicobacter pylori infection is prescribed a triple therapy regimen. Technically, what is the critical rationale for using multiple antibiotics in combination for H. pylori?

A. To minimize adverse effects.
B. To simplify the dosing regimen.
C. To overcome and prevent antibiotic resistance.
D. To increase patient compliance.
nmdcat.online BS Nursing
Jun 6, 2026

40. A patient with Type 2 Diabetes is prescribed empagliflozin. Clinically, what is the primary mechanism of action of this drug?

A. Increasing insulin secretion.
B. Decreasing hepatic glucose production.
C. Inhibiting sodium-glucose co-transporter 2 (SGLT2) in the kidneys, leading to increased glucose excretion.
D. Enhancing insulin sensitivity.
nmdcat.online BS Nursing
Jun 6, 2026

39. A patient with a history of myocardial infarction is prescribed aspirin daily. Critically, what is the primary mechanism of action of aspirin at low doses that contributes to its cardiovascular protective effect?

A. Vasodilation.
B. Inhibition of COX-2.
C. Irreversible inhibition of COX-1 in platelets, leading to reduced thromboxane A2.
D. Activation of plasminogen.
nmdcat.online BS Nursing
Jun 6, 2026
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