Practice Questions

A patient with a severe bacterial infection develops fever. The release of which substances by immune cells primarily causes fever?

A. Antibodies.
B. Endotoxins.
C. Pyrogens (e.g., IL-1, TNF-alpha).
D. Histamine.
nmdcat.online BS Nursing
Jun 6, 2026

A patient with chronic heart failure experiences edema. The primary pathophysiological cause of heart failure-related edema is:

A. Decreased capillary hydrostatic pressure.
B. Increased plasma oncotic pressure.
C. Increased capillary hydrostatic pressure due to fluid overload and decreased cardiac output.
D. Increased lymphatic drainage.
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

A patient develops hyperkalemia. Which of the following is a common cause of hyperkalemia?

A. Excessive use of loop diuretics.
B. Diabetic ketoacidosis (DKA) with potassium shifting out of cells.
C. Prolonged diarrhea.
D. Cushing's syndrome.
nmdcat.online BS Nursing
Jun 6, 2026

A patient with an autoimmune disease, Systemic Lupus Erythematosus (SLE), experiences damage to multiple organs. SLE is characterized by the production of:

A. Autoantibodies that attack the body's own tissues.
B. Increased complement proteins.
C. Decreased inflammatory mediators.
D. Excessive B-cell suppression.
nmdcat.online BS Nursing
Jun 6, 2026

A patient with a long history of smoking develops emphysema, a form of COPD. The primary pathological change in emphysema is:

A. Bronchial smooth muscle hypertrophy.
B. Alveolar wall destruction and loss of elastic recoil.
C. Reversible airway inflammation.
D. Increased mucus gland hyperplasia.
nmdcat.online BS Nursing
Jun 6, 2026

A patient with severe sepsis develops disseminated intravascular coagulation (DIC). The key pathophysiological feature of DIC is:

A. Excessive clot formation leading to widespread microvascular thrombosis and consumption of clotting factors, followed by bleeding.
B. Only excessive bleeding with no clot formation.
C. Increased production of platelets.
D. Decreased fibrinolysis.
nmdcat.online BS Nursing
Jun 6, 2026

A patient with a genetic disorder has two copies of the abnormal gene on non-sex chromosomes to manifest the disease. This inheritance pattern is:

A. Autosomal dominant.
B. Autosomal recessive.
C. X-linked dominant.
D. X-linked recessive.
nmdcat.online BS Nursing
Jun 6, 2026

A patient with a severe burn injury develops massive edema in the affected area. This is primarily due to:

A. Increased intravascular protein synthesis.
B. Decreased capillary permeability.
C. Increased capillary hydrostatic pressure and increased capillary permeability.
D. Decreased lymphatic drainage.
nmdcat.online BS Nursing
Jun 6, 2026
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