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Pathophysiology-II

197 questions found

Practice Questions

195. A patient with acute coronary syndrome has significant plaque rupture. What is the technical primary pathophysiological event following plaque rupture?

A. Vasodilation.
B. Thrombosis formation on the ruptured plaque, leading to partial or complete coronary artery occlusion.
C. Spasm of coronary artery.
D. Increased myocardial oxygen supply.
nmdcat.online BS Nursing
Jun 6, 2026

196. A patient with liver cirrhosis develops coagulopathy. What is the technical primary pathophysiological reason for this?

A. Increased platelet count.
B. Impaired synthesis of clotting factors by the damaged liver.
C. Increased fibrinolysis.
D. Decreased red blood cell production.
nmdcat.online BS Nursing
Jun 6, 2026

197. A patient with a history of long-standing diabetes develops end-stage renal disease. What is the critical clinical urgency in managing this condition?

A. Oral medications for blood sugar.
B. Initiation of renal replacement therapy (dialysis or kidney transplant) to sustain life and manage complications.
C. Only dietary modifications.
D. No urgent intervention needed.
nmdcat.online BS Nursing
Jun 6, 2026

198. A patient with acute pancreatitis is in severe pain. What is the technical primary pathophysiological cause of the pain?

A. Bowel obstruction.
B. Inflammation and autodigestion of the pancreas by activated enzymes.
C. Gastric acid reflux.
D. Appendicitis.
nmdcat.online BS Nursing
Jun 6, 2026

199. A patient with hyperthyroidism undergoes thyroidectomy. What is the critical clinical urgency of monitoring for hypocalcemia post-operatively?

A. Risk of hypernatremia.
B. Risk of accidental parathyroid gland removal, leading to hypoparathyroidism and life-threatening hypocalcemia.
C. Risk of hyperkalemia.
D. Risk of hypoglycemia.
nmdcat.online BS Nursing
Jun 6, 2026

200. A patient with Type 2 Diabetes Mellitus is prescribed a GLP-1 receptor agonist (e.g., liraglutide). From a medicinal perspective, what is the technical pathophysiological mechanism of GLP-1 agonists?

A. Increases glucagon secretion.
B. Mimics incretin hormones, stimulating glucose-dependent insulin release, suppressing glucagon, and slowing gastric emptying.
C. Increases glucose absorption.
D. Decreases insulin sensitivity.
nmdcat.online BS Nursing
Jun 6, 2026

191. A patient with a history of smoking develops lung cancer. What is the technical primary pathophysiological mechanism of carcinogenesis in lung cancer due to smoking?

A. Viral infection.
B. DNA damage and mutations in lung cells induced by carcinogens in tobacco smoke.
C. Autoimmune reaction.
D. Bacterial infection.
nmdcat.online BS Nursing
Jun 6, 2026

192. A patient with Type 1 Diabetes Mellitus requires insulin therapy. From a medicinal perspective, what is the technical pathophysiological rationale for insulin in Type 1 DM?

A. To stimulate glucagon release.
B. To replace the absolute deficiency of endogenous insulin.
C. To decrease insulin resistance.
D. To delay glucose absorption.
nmdcat.online BS Nursing
Jun 6, 2026

193. A patient with acute kidney injury is diagnosed with post-renal AKI. What is the critical clinical urgency in managing this condition?

A. To immediately start dialysis.
B. To identify and urgently relieve the obstruction to urinary outflow (e.g., catheterization, stone removal).
C. To administer loop diuretics.
D. To prescribe antibiotics.
nmdcat.online BS Nursing
Jun 6, 2026

194. A patient with uncompensated metabolic alkalosis (e.g., due to severe vomiting) develops hypokalemia. What is the technical pathophysiological mechanism causing the hypokalemia?

A. Increased potassium intake.
B. Renal potassium wasting due to increased bicarbonate and volume depletion, and intracellular shift of potassium.
C. Decreased aldosterone.
D. Decreased renal excretion.
nmdcat.online BS Nursing
Jun 6, 2026

179. A patient with chronic liver disease develops portal hypertension. What is the technical primary pathophysiological cause of portal hypertension in cirrhosis?

A. Increased blood flow to the liver.
B. Increased resistance to blood flow through the cirrhotic liver.
C. Decreased cardiac output.
D. Increased systemic blood pressure.
nmdcat.online BS Nursing
Jun 6, 2026

180. A patient with severe sepsis develops disseminated intravascular coagulation (DIC). What is the technical primary pathophysiological feature of DIC?

A. Localized clot formation.
B. Widespread activation of coagulation and fibrinolysis, leading to simultaneous thrombosis and bleeding.
C. Platelet destruction only.
D. Hemolysis.
nmdcat.online BS Nursing
Jun 6, 2026

181. A patient with chronic heart failure has a history of prolonged immobility and develops sudden onset of unilateral leg swelling and pain. What is the critical clinical urgency in identifying this condition?

A. Cellulitis.
B. Deep vein thrombosis (DVT), requiring urgent anticoagulation to prevent pulmonary embolism.
C. Muscle strain.
D. Varicose veins.
nmdcat.online BS Nursing
Jun 6, 2026

182. A patient with Type 2 Diabetes Mellitus is prescribed an SGLT2 inhibitor (e.g., empagliflozin). From a medicinal perspective, what is the technical pathophysiological mechanism of SGLT2 inhibitors?

A. Increases insulin secretion.
B. Inhibits sodium-glucose co-transporter 2 in the renal tubules, leading to increased glucose excretion in the urine.
C. Decreases hepatic glucose production.
D. Increases insulin sensitivity.
nmdcat.online BS Nursing
Jun 6, 2026

183. A patient with chronic kidney disease (CKD) develops metabolic bone disease. What is the technical primary pathophysiological mechanism?

A. Increased bone formation.
B. Impaired calcium and phosphate homeostasis, leading to bone remodeling abnormalities.
C. Decreased parathyroid hormone.
D. Increased Vitamin D activation.
nmdcat.online BS Nursing
Jun 6, 2026

184. A patient with an acute ST-elevation myocardial infarction (STEMI) presents to the ED. What is the urgent clinical medicinal goal of management?

A. To alleviate pain.
B. To urgently achieve reperfusion of the ischemic myocardium to limit infarct size and preserve cardiac function.
C. To prevent infection.
D. To reduce fluid overload.
nmdcat.online BS Nursing
Jun 6, 2026

185. A patient with adrenal insufficiency (Addison’s disease) develops profound hypotension and shock during a stressor (e.g., infection). What is the technical primary pathophysiological cause of the shock?

A. Excess catecholamines.
B. Deficiency of cortisol and aldosterone, leading to volume depletion and vascular collapse.
C. Increased blood pressure.
D. Excess insulin.
nmdcat.online BS Nursing
Jun 6, 2026

186. A patient with chronic liver disease develops hepatorenal syndrome. What is the technical primary pathophysiological mechanism?

A. Direct kidney damage.
B. Severe renal vasoconstriction in the setting of advanced liver disease, without primary kidney pathology.
C. Kidney stones.
D. Glomerular inflammation.
nmdcat.online BS Nursing
Jun 6, 2026

171. A patient with adrenal insufficiency (Addison’s disease) develops hyperkalemia. What is the technical primary pathophysiological reason for this?

A. Excess cortisol.
B. Aldosterone deficiency, leading to impaired renal potassium excretion.
C. Increased potassium intake.
D. Decreased renin.
nmdcat.online BS Nursing
Jun 6, 2026
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