1. A 68-year-old male patient presents with a sudden onset of severe chest

pain radiating to his left arm. What is the most likely diagnosis?

 A. Acute myocardial infarction

 B. Stable angina

 C. Musculoskeletal pain

 D. Pericarditis

 Answer: A. Acute myocardial infarction

 Rationale: The presentation is classic for an acute myocardial infarction

(AMI), which requires immediate assessment and intervention.

2. A patient with chronic obstructive pulmonary disease (COPD) is

experiencing an acute exacerbation. Which of the following interventions

should be prioritized?

 A. Prescribe antibiotics

 B. Initiate oxygen therapy

 C. Schedule a chest X-ray

 D. Increase oral fluid intake

 Answer: B. Initiate oxygen therapy

 Rationale: Oxygen therapy is crucial for patients experiencing an acute

exacerbation of COPD to improve hypoxemia.

3. An adult patient presents with symptoms of confusion, headache, and a

fever of 39°C. Which condition should be urgently ruled out?

 A. Migraine

 B. Meningitis

 C. Hypoglycemia

 D. Heat stroke

 Answer: B. Meningitis

 Rationale: These symptoms are concerning for meningitis, a medical

emergency that requires prompt diagnosis and treatment.

4. In assessing a patient with acute renal failure, which laboratory finding

is most indicative of this condition?

 A. Decreased serum creatinine

 B. Elevated blood urea nitrogen (BUN)

 C. Low urine specific gravity

 D. Decreased white blood cell count