MCQs

11142 questions found

Practice Questions

116. A patient with acute pancreatitis develops systemic complications like acute respiratory distress syndrome (ARDS) and renal failure. What is the critical underlying pathophysiological mechanism?

A. Localized inflammation.
B. Systemic inflammatory response to pancreatic enzymes, leading to widespread organ damage.
C. Hypovolemia.
D. Infection.
nmdcat.online BS Nursing
Jun 6, 2026

115. A patient with diabetic nephropathy develops progressive proteinuria. What is the technical primary pathophysiological mechanism causing the proteinuria?

A. Increased tubular reabsorption.
B. Glomerular basement membrane thickening and increased permeability.
C. Renal artery stenosis.
D. Urinary tract infection.
nmdcat.online BS Nursing
Jun 6, 2026

114. A patient with an acute ischemic stroke receives tissue plasminogen activator (tPA). From a medicinal perspective, what is the technical pathophysiological mechanism of tPA?

A. Decreases blood pressure.
B. Breaks down fibrin clots, restoring blood flow to ischemic brain tissue.
C. Prevents platelet aggregation.
D. Increases cerebral blood flow by vasodilation.
nmdcat.online BS Nursing
Jun 6, 2026

113. A patient with uncompensated respiratory alkalosis (e.g., due to hyperventilation) has high blood pH and low PCO2?. What is the technical primary pathophysiological cause of the alkalosis?

A. Decreased production of lactic acid.
B. Excessive elimination of CO2? from the lungs.
C. Increased bicarbonate reabsorption.
D. Overproduction of ketone bodies.
nmdcat.online BS Nursing
Jun 6, 2026

112. A patient with a spinal cord injury develops autonomic dysreflexia. What is the technical primary pathophysiological cause?

A. Loss of motor function.
B. Exaggerated sympathetic response to noxious stimuli below the level of injury, due to impaired autonomic regulation.
C. Peripheral nerve damage.
D. Brainstem compression.
nmdcat.online BS Nursing
Jun 6, 2026

111. A patient with a history of recurrent urinary tract infections (UTIs) develops fever, chills, and flank pain. What is the critical clinical urgency in recognizing these symptoms?

A. To treat symptomatic UTI.
B. To identify and urgently treat pyelonephritis (kidney infection) to prevent sepsis and kidney damage.
C. To advise increased fluid intake.
D. To perform a urinalysis.
nmdcat.online BS Nursing
Jun 6, 2026

110. A patient with acute glomerulonephritis presents with hematuria, proteinuria, and edema. What is the technical primary pathophysiological event in acute glomerulonephritis?

A. Tubular damage.
B. Inflammation of the glomeruli, leading to increased permeability and impaired filtration.
C. Obstruction of the urinary tract.
D. Renal artery stenosis.
nmdcat.online BS Nursing
Jun 6, 2026

109. A patient with chronic kidney disease develops pruritus (itching). What is the technical primary pathophysiological reason for this?

A. Allergic reaction.
B. Accumulation of uremic toxins.
C. Fungal infection.
D. Dry skin.
nmdcat.online BS Nursing
Jun 6, 2026

108. A patient with a history of atrial fibrillation on warfarin presents with severe gastrointestinal bleeding. What is the urgent clinical medicinal action required?

A. To administer more warfarin.
B. Immediate reversal of anticoagulation with Vitamin K and/or fresh frozen plasma (FFP).
C. To administer aspirin.
D. To observe the bleeding.
nmdcat.online BS Nursing
Jun 6, 2026

107. A patient with severe anemia due to chronic blood loss presents with compensatory tachycardia and increased cardiac output. What is the technical primary pathophysiological rationale for these cardiovascular adaptations?

A. To increase blood viscosity.
B. To maintain tissue oxygen delivery despite reduced oxygen-carrying capacity.
C. To decrease cardiac workload.
D. To increase red blood cell production.
nmdcat.online BS Nursing
Jun 6, 2026

106. A patient with peptic ulcer disease experiences sudden, severe abdominal pain that is relieved by antacids. What is the technical primary pathophysiological cause of peptic ulcer pain?

A. Inflammation of the pancreas.
B. Erosion of the gastric or duodenal mucosa by acid and pepsin.
C. Bowel obstruction.
D. Appendicitis.
nmdcat.online BS Nursing
Jun 6, 2026

105. A patient with chronic heart failure has an ejection fraction of 30%. What is the technical primary pathophysiological implication of this reduced ejection fraction?

A. Diastolic dysfunction.
B. Impaired systolic function and reduced cardiac output.
C. Increased preload.
D. Normal cardiac function.
nmdcat.online BS Nursing
Jun 6, 2026

103. A patient with Cushing’s syndrome develops osteoporosis. What is the technical primary pathophysiological cause of this complication?

A. Decreased calcium absorption.
B. Excess cortisol leading to increased bone resorption and decreased bone formation.
C. Vitamin D deficiency.
D. Increased estrogen levels.
nmdcat.online BS Nursing
Jun 6, 2026

102. A patient with a history of long-standing hypertension develops hypertensive urgency/emergency. What is the critical clinical urgency in managing this condition?

A. To lower blood pressure slowly over days.
B. To reduce blood pressure promptly but carefully to prevent end-organ damage.
C. To administer oral diuretics only.
D. To observe without intervention.
nmdcat.online BS Nursing
Jun 6, 2026

101. A patient with a history of liver cirrhosis develops spontaneous bacterial peritonitis (SBP). What is the technical primary pathophysiological mechanism?

A. Fungal infection of the peritoneum.
B. Translocation of gut bacteria into the ascitic fluid.
C. Viral infection.
D. Autoimmune inflammation.
nmdcat.online BS Nursing
Jun 6, 2026

100. A patient with asthma is exposed to an allergen and develops an acute exacerbation. What is the technical primary pathophysiological response that leads to bronchoconstriction?

A. Increased production of surfactant.
B. IgE-mediated mast cell degranulation and release of bronchoconstrictive mediators (e.g., histamine, leukotrienes).
C. Activation of macrophages.
D. Inhibition of smooth muscle contraction.
nmdcat.online BS Nursing
Jun 6, 2026

99. A patient with acute onset of severe, crushing chest pain, diaphoresis, and shortness of breath is in the emergency room. ECG shows ST-segment elevation. What is the critical urgency for medicinal intervention?

A. Administering oral antibiotics.
B. Immediate reperfusion therapy (fibrinolysis or PCI) for acute myocardial infarction.
C. Administering pain medication only.
D. Encouraging rest.
nmdcat.online BS Nursing
Jun 6, 2026

98. A patient with hyperkalemia from acute kidney injury is administered insulin with glucose. From a medicinal perspective, what is the technical pathophysiological mechanism of this intervention?

A. Increases potassium excretion.
B. Drives potassium intracellularly.
C. Blocks potassium channels.
D. Promotes potassium reabsorption.
nmdcat.online BS Nursing
Jun 6, 2026

97. A patient with diabetes develops proliferative retinopathy. What is the technical primary pathophysiological mechanism?

A. Inflammation of the retina.
B. Neovascularization (new blood vessel growth) due to chronic ischemia and hypoxia.
C. Detachment of the retina.
D. Increased intraocular pressure.
nmdcat.online BS Nursing
Jun 6, 2026
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