MCQs

11142 questions found

Practice Questions

18. A patient with untreated hypothyroidism presents with cold intolerance, constipation, fatigue, and bradycardia. What is the technical primary pathophysiological cause of these symptoms?

A. Increased metabolic rate.
B. Decreased production of thyroid hormones, leading to a generalized hypometabolic state.
C. Autoimmune destruction of the adrenal glands.
D. Excess growth hormone.
nmdcat.online BS Nursing
Jun 6, 2026

16. A patient with systemic lupus erythematosus (SLE) develops facial rash, joint pain, and proteinuria. From a technical pathophysiological view, SLE is characterized by:

A. T-cell mediated destruction of tissues.
B. Autoantibody production and immune complex deposition.
C. IgE-mediated hypersensitivity reaction.
D. Non-inflammatory joint degeneration.
nmdcat.online BS Nursing
Jun 6, 2026

14. A patient with hypertension is prescribed an ACE inhibitor. From a medicinal perspective, what is the technical pathophysiological mechanism by which this drug lowers blood pressure?

A. Directly relaxes vascular smooth muscle.
B. Increases sodium reabsorption in the kidneys.
C. Blocks the conversion of angiotensin I to angiotensin II, reducing vasoconstriction and aldosterone secretion.
D. Stimulates sympathetic nervous system.
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

12. A 60-year-old chronic alcoholic presents with jaundice, ascites, and variceal bleeding. What is the technical primary pathophysiological consequence of liver cirrhosis leading to these symptoms?

A. Impaired glucose metabolism.
B. Portal hypertension and hepatocellular dysfunction.
C. Renal tubular damage.
D. Increased bile production.
nmdcat.online BS Nursing
Jun 6, 2026

10. A patient presents with acute shortness of breath, wheezing, and chest tightness, which improve after administration of a bronchodilator. What is the technical primary pathophysiological mechanism of asthma?

A. Loss of alveolar elasticity.
B. Chronic inflammation and reversible bronchoconstriction.
C. Alveolar fluid accumulation.
D. Pulmonary artery hypertension.
nmdcat.online BS Nursing
Jun 6, 2026

9. A patient with a history of atrial fibrillation suddenly develops acute onset of right-sided weakness, facial droop, and speech difficulties. What is the urgent clinical concern in this scenario?

A. Transient ischemic attack (TIA).
B. Ischemic stroke due to cardioembolic event.
C. Hemorrhagic stroke.
D. Bell's palsy.
nmdcat.online BS Nursing
Jun 6, 2026

7. A patient with chronic kidney disease (CKD) experiences progressive anemia. From a technical pathophysiological perspective, what is the primary reason for this anemia in CKD?

A. Iron deficiency.
B. Vitamin B12 deficiency.
C. Decreased production of erythropoietin by the kidneys.
D. Increased red blood cell destruction.
nmdcat.online BS Nursing
Jun 6, 2026

6. A 40-year-old woman develops a sudden, severe headache, nuchal rigidity, fever, and altered mental status. Lumbar puncture reveals purulent CSF with high protein, low glucose, and elevated WBC count (neutrophils). What is the critical medicinal implication of these findings?

A. Viral meningitis, requiring symptomatic treatment.
B. Bacterial meningitis, requiring urgent broad-spectrum antibiotics.
C. Subarachnoid hemorrhage, requiring surgical consultation.
D. Migraine headache, requiring analgesics.
nmdcat.online BS Nursing
Jun 6, 2026

5. A 72-year-old male with a long history of smoking presents with chronic productive cough, dyspnea on exertion, and recurrent respiratory infections. His PFTs show decreased FEV1?/FVC ratio. What is the technical primary pathophysiological change characteristic of emphysema?

A. Reversible bronchoconstriction.
B. Alveolar wall destruction and enlargement of airspaces.
C. Excessive mucus production and chronic airway inflammation.
D. Pulmonary fibrosis.
nmdcat.online BS Nursing
Jun 6, 2026

3. A 55-year-old female presents with progressive shortness of breath, orthopnea, paroxysmal nocturnal dyspnea, and peripheral edema. Physical exam reveals crackles in the lung bases and an S3 gallop. From a clinical perspective, what is the urgency in recognizing these signs?

A. To differentiate between asthma and COPD.
B. To identify acute kidney injury.
C. To initiate immediate management for acute decompensated heart failure.
D. To assess for deep vein thrombosis.
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

1. A 68-year-old male presents to the ED with acute onset of crushing substernal chest pain radiating to his left arm, diaphoresis, and shortness of breath. His ECG shows ST-segment elevation in leads II, III, and aVF. What is the critical underlying pathophysiological event?

A. Unstable angina due to partial coronary artery occlusion.
B. Prinzmetal's angina due to coronary artery spasm.
C. Myocardial infarction due to prolonged ischemia and myocardial cell necrosis.
D. Pericarditis due to inflammation of the pericardium.
nmdcat.online BS Nursing
Jun 6, 2026

200. A 16-year-old adolescent is admitted after a motor vehicle accident with a suspected spinal cord injury. What is the urgent critical nursing priority?

A. Moving the adolescent to a comfortable position.
B. Maintaining spinal immobilization and assessing neurological function to prevent further injury.
C. Giving oral pain medication.
D. Allowing the adolescent to sit up.
nmdcat.online BS Nursing
Jun 6, 2026
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