Nokea
The nurse reviews the laboratory results for a child with a suspected diagnosis of rheumatic fever. The nurse knows that which laboratory study would assist in confirming the diagnosis?
- A. Immunoglobulin
- B. Red blood cell count
- C. White blood cell count
- D. Anti-streptolysin O titer
Correct Answer: D
Rationale: The Anti-streptolysin O titer is used to confirm a diagnosis of rheumatic fever as it indicates a recent streptococcal infection, which is a precursor to rheumatic fever.
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Chief organ systems affected in acute graft-versus-host reaction are:
- A. Skin
- B. Renal system
- C. Gut
- D. CNS
Correct Answer: A
Rationale: The skin is one of the primary organ systems affected in acute graft-versus-host disease. The renal system, gut, and CNS can also be affected, but the skin is the most commonly involved.
Regarding sumatriptan:
- A. It has a good oral bioavailability
- B. Its onset of action is within 15 minutes of subcutaneous administration
- C. Is a 5-HT agonist
- D. Acts on adrenergic and muscarinic receptors
Correct Answer: B
Rationale: Its onset of action is within 15 minutes of subcutaneous administration
A nursing action that promotes ideal nutrition in an infant with congestive heart failure (CHF) is:
- A. Feeding formula that is supplemented with additional calories.
- B. Allowing the infant to nurse at each breast for 20 minutes.
- C. Providing large feedings every 5 hours.
- D. Using firm nipples with small openings to slow feedings.
Correct Answer: A
Rationale: Supplementing formula with extra calories increases the caloric density to support growth in infants with CHF.
In protein energy malnutrition:
- A. Albumin is typically low
- B. RT3 levels are decreased
- C. There is increased reaction to tuberculin testing
- D. Fatty liver is a recognised finding
Correct Answer: A
Rationale: In protein energy malnutrition, albumin levels typically drop due to a lack of protein intake, leading to hypoalbuminemia and edema.
A 1-day-old is noted to be cyanotic. Physical examination reveals a grade 2-3/6 systolic murmur and a single loud second heart sound. The chest radiograph reveals a normal-sized heart and decreased pulmonary vascular markings. The electrocardiogram (ECG) reveals left ventricular dominance. The next step in the management of this neonate is to administer
- A. sodium bicarbonate
- B. morphine
- C. prostaglandin E1
- D. digoxin
Correct Answer: C
Rationale: Prostaglandin E1 helps maintain ductal patency, which can improve circulation in conditions like transposition of the great arteries or other congenital heart defects causing cyanosis.