Practice Questions

nmdcat.online BS Nursing
Jun 6, 2026

38. A patient with chronic heart failure takes an ACE inhibitor and a beta-blocker. From a medicinal perspective, what is the technical pathophysiological rationale for using a beta-blocker in chronic heart failure?

A. To increase heart rate.
B. To block the effects of sympathetic nervous system activation, reducing myocardial oxygen demand and improving cardiac remodeling.
C. To increase preload.
D. To dilate peripheral blood vessels.
nmdcat.online BS Nursing
Jun 6, 2026

37. A patient presents with sudden onset of severe abdominal pain, rigidity, and rebound tenderness, following a history of peptic ulcer disease. What is the critical underlying pathophysiological event?

A. Appendicitis.
B. Gastroenteritis.
C. Perforation of a peptic ulcer, leading to peritonitis.
D. Irritable bowel syndrome exacerbation.
nmdcat.online BS Nursing
Jun 6, 2026

36. A medicinal approach to managing Type 2 Diabetes Mellitus often involves metformin. What is the technical primary pathophysiological mechanism of action of metformin?

A. Increases insulin secretion from the pancreas.
B. Decreases hepatic glucose production and increases insulin sensitivity.
C. Delays glucose absorption from the gut.
D. Increases glucose excretion in the urine.
nmdcat.online BS Nursing
Jun 6, 2026

35. A patient with severe pneumonia develops significant hypoxemia and increased work of breathing. What is the technical primary pathophysiological mechanism leading to hypoxemia in pneumonia?

A. Bronchoconstriction.
B. Alveolar consolidation with pus and exudate, impairing gas exchange.
C. Pulmonary embolism.
D. Reduced cardiac output.
nmdcat.online BS Nursing
Jun 6, 2026

34. A patient with Addison’s disease (adrenal insufficiency) presents with fatigue, weakness, weight loss, and hyperpigmentation. What is the technical primary pathophysiological defect?

A. Excess cortisol production.
B. Autoimmune destruction of the adrenal cortex, leading to deficiency of cortisol and aldosterone.
C. Excess aldosterone production.
D. Impaired glucose metabolism.
nmdcat.online BS Nursing
Jun 6, 2026

32. A patient with chronic heart failure experiences pulmonary edema. What is the technical primary pathophysiological mechanism causing the fluid accumulation in the lungs?

A. Decreased oncotic pressure.
B. Increased hydrostatic pressure in the pulmonary capillaries due to left ventricular dysfunction.
C. Increased lymphatic drainage.
D. Decreased capillary permeability.
nmdcat.online BS Nursing
Jun 6, 2026

31. A patient with severe rheumatoid arthritis (RA) develops joint deformities and systemic symptoms. From a technical pathophysiological perspective, RA is characterized by:

A. Degeneration of articular cartilage.
B. Autoimmune inflammation of the synovial membrane.
C. Deposition of uric acid crystals.
D. Bacterial infection of the joint.
nmdcat.online BS Nursing
Jun 6, 2026
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