Nokea
Diagnostic signs of child abuse are:
- A. Sub-hyaloid bleeding
- B. Spiral fracture of a long bone
- C. Lacerated tongue
- D. Posterior rib fractures
Correct Answer: D
Rationale: Posterior rib fractures are highly suggestive of child abuse, as they are often caused by forceful squeezing or shaking.
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The Duke criterion for the diagnosis of endocarditis is a major
- A. new regurgitant flow by echocardiography
- B. Osler nodes
- C. single positive blood culture
- D. serologic evidence of infection
Correct Answer: C
Rationale: A single positive blood culture is one of the major criteria for diagnosing endocarditis.
A nurse is caring for a child with a diagnosis of Kawasaki disease. Which of the following is a common complication of this disease?
- A. Pulmonary hypertension
- B. Aneurysms of the coronary arteries
- C. Diabetes mellitus
- D. Ventricular arrhythmias
Correct Answer: B
Rationale: Aneurysms of the coronary arteries are a common and serious complication of Kawasaki disease.
The nurse is obtaining a client's fingerstick glucose level. After gently milking the client's finger, the nurse observes that the distal tip of the finger appears reddened and engorged. What action should the nurse take?
- A. Collect the blood sample
- B. Assess radial pulse volume
- C. Apply pressure to the site
- D. Select another finger
Correct Answer: A
Rationale: The reddened and engorged appearance is due to increased blood flow, and the sample can still be collected.
The treatment of choice for the lesion of the neonate is
- A. digoxin
- B. propranolol (Inderal)
- C. surgical shunt
- D. balloon valvuloplasty
Correct Answer: D
Rationale: Balloon valvuloplasty can relieve pulmonary stenosis and improve symptoms in Tetralogy of Fallot.
Isovolumic contraction phase of ventricular systole occurs during which of the following phases of central venous pressure, approximately
- A. From nadir of y descent to peak of a wave
- B. From peak of a wave to trough of x wave
- C. From trough of x wave to peak of c wave
- D. From peak of c wave to trough of x' descent
Correct Answer: C
Rationale: Isovolumic contraction occurs from the trough of the x wave to the peak of the c wave.