Practice Questions

29. A patient with a history of uncontrolled hypertension develops acute renal failure. From a technical pathophysiological perspective, what is the most likely cause of intra-renal acute kidney injury (AKI) in this context?

A. Hypovolemia.
B. Bilateral ureteral obstruction.
C. Acute tubular necrosis (ATN) due to prolonged renal ischemia.
D. Glomerulonephritis.
nmdcat.online BS Nursing
Jun 6, 2026

28. A patient with chronic obstructive pulmonary disease (COPD) develops acute respiratory failure with hypercapnia and hypoxemia. What is the critical clinical urgency in managing this patient?

A. Administering high-flow oxygen.
B. Initiating non-invasive positive pressure ventilation (NIPPV) or mechanical ventilation.
C. Encouraging deep breathing exercises.
D. Prescribing oral antibiotics.
nmdcat.online BS Nursing
Jun 6, 2026

27. A patient presents with acute onset of severe low back pain, unilateral flank pain, and hematuria. Imaging reveals a kidney stone obstructing the ureter. What is the technical pathophysiological mechanism causing the pain?

A. Direct inflammation of the renal parenchyma.
B. Distension of the renal capsule and ureteral spasm.
C. Ischemia of the kidney.
D. Nerve compression in the spinal cord.
nmdcat.online BS Nursing
Jun 6, 2026

26. A 25-year-old male with a history of recurrent infections, particularly pneumonia, presents with chronic productive cough, bronchiectasis on CT scan, and steatorrhea. What is the technical primary pathophysiological defect in cystic fibrosis?

A. Abnormal chloride channel function, leading to thick, viscous secretions.
B. Impaired ciliary movement.
C. Alveolar destruction.
D. Bronchial hypersensitivity.
nmdcat.online BS Nursing
Jun 6, 2026

25. A patient with chronic heart failure is prescribed a loop diuretic (e.g., Furosemide). From a medicinal perspective, what is the technical pathophysiological mechanism by which this drug reduces fluid overload?

A. Increases reabsorption of sodium and water.
B. Blocks aldosterone receptors.
C. Inhibits sodium and chloride reabsorption in the loop of Henle, leading to increased diuresis.
D. Decreases heart rate.
nmdcat.online BS Nursing
Jun 6, 2026

24. A patient with severe trauma develops rhabdomyolysis. What is the technical pathophysiological consequence of rhabdomyolysis on the kidneys?

A. Glomerular hyperfiltration.
B. Direct tubular damage from myoglobin casts.
C. Increased erythropoietin production.
D. Renal artery stenosis.
nmdcat.online BS Nursing
Jun 6, 2026

23. A patient with a severe allergic reaction (anaphylaxis) presents with widespread urticaria, angioedema, bronchospasm, and hypotension. What is the technical primary mediator responsible for these symptoms?

A. Complement activation.
B. Autoantibody production.
C. Massive release of histamine and other inflammatory mediators from mast cells and basophils.
D. T-cell mediated cytotoxicity.
nmdcat.online BS Nursing
Jun 6, 2026

21. A patient with long-standing Type 2 Diabetes Mellitus develops numbness, tingling, and burning pain in his feet. What is the technical primary pathophysiological basis for diabetic neuropathy?

A. Acute inflammation of nerve endings.
B. Demyelination due to autoimmune attack.
C. Microvascular damage and metabolic alterations affecting nerve fibers.
D. Compression of spinal nerves.
nmdcat.online BS Nursing
Jun 6, 2026

20. A patient with advanced Alzheimer’s disease exhibits progressive memory loss, cognitive decline, and behavioral changes. From a clinical perspective, what is the critical underlying neuro-pathophysiological process?

A. Loss of dopaminergic neurons.
B. Accumulation of amyloid plaques and neurofibrillary tangles.
C. Demyelination of nerve fibers.
D. Increased cerebrospinal fluid pressure.
nmdcat.online BS Nursing
Jun 6, 2026
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