Nokea
All of the following are minor criteria in the latest Revised Jones criteria for rheumatic fever in moderate-high risk population except
- A. Monoarthalgia
- B. Fever with body temperature ≥ 38.5°C
- C. ESR 230 mm/hour
- D. Prolonged PR interval
Correct Answer: C
Rationale: ESR 230 mm/hour is not a minor criterion in the Revised Jones criteria for rheumatic fever.
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The following statements are true regarding a screening test:
- A. Sensitivity indicates the proportion of true positives
- B. Specificity indicates the proportion of true negatives
- C. Sensitivity is inversely related to specificity
- D. Prevalence affects predictive value
Correct Answer: D
Rationale: Prevalence affects predictive value
What are THREE classes of medication used to treat giant coronary artery aneurysms in Kawasaki Disease?
- A. ACE inhibitor
- B. Beta blocker
- C. Statin
- D. All of the above
Correct Answer: D
Rationale: These medications are typically used in the management of giant coronary artery aneurysms to manage cardiovascular risks.
A nurse is caring for a client with Diabetes Insipidus (DI). Which data warrants the most immediate intervention by the nurse?
- A. Serum sodium of 185 mEq/L
- B. Urine output of 3000 mL per hour.
- C. Blood pressure of 90/60 mmHg.
- D. Potassium level of 4.5 mEq/L.
Correct Answer: A
Rationale: A serum sodium level of 185 mEq/L indicates severe hypernatremia, which is life-threatening and requires immediate intervention.
Sudden death in an athlete immediately after forceful blunt trauma to the chest is most likely
- A. commotio cordis
- B. myocardial infarction
- C. lacerated coronary artery
- D. ruptured cardiac tendineae
Correct Answer: A
Rationale: Commotio cordis occurs due to sudden arrhythmias triggered by chest trauma during a vulnerable phase of the cardiac cycle.
Regarding insulin administration in diabetics:
- A. Short-acting insulin reaches peak action in 4-6 hours after injection
- B. In a twice daily regimen involving Mixtard 30 or Humulin M3, the bedtime reading is an effect of the long-acting component
- C. A bedtime blood sugar level of 10 mmol/l is unacceptable
- D. Using the same site for injections is a common cause of increasing insulin dosage
Correct Answer: B
Rationale: The bedtime reading in a twice-daily regimen involving Mixtard 30 or Humulin M3 is influenced by the long-acting component, which has a prolonged effect.