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1. Which of the following is the most common cause of cardiac arrest in
pediatric patients?
A. Hypovolemia
B. Respiratory failure
C. Electrical abnormalities
D. Sepsis
Answer: C. Electrical abnormalities
Rationale: In pediatric patients, electrical abnormalities such as ventricular
fibrillation and pulseless ventricular tachycardia are the most common
cause of cardiac arrest.
2. Which of the following is a characteristic feature of shock in pediatric
patients?
A. Hypotension
B. Bradycardia
C. Low urine output
D. High blood pressure
Answer: C. Low urine output
Rationale: Low urine output is a characteristic feature of shock in
pediatric patients, indicating poor perfusion to the kidneys.
3. Which of the following types of shock is characterized by a sudden
decrease in intravascular volume?
A. Distributive shock
B. Cardiogenic shock
C. Hypovolemic shock
D. Obstructive shock
Answer: C. Hypovolemic shock
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