The diurnal variation in Peak Expiratory Flow (PEF) that is consistent with asthma is more than

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Question 1 of 5

The diurnal variation in Peak Expiratory Flow (PEF) that is consistent with asthma is more than

Correct Answer: B

Rationale: Diurnal PEF variability of more than 20% is characteristic of poorly controlled asthma, indicating increased airway reactivity.

Question 2 of 5

Jaundice appearing on day of life suggests all of the above EXCEPT

Correct Answer: D

Rationale: Fetal-to-maternal transfusion would not cause jaundice in the newborn

Question 3 of 5

In drowning, what is the most urgent immediate line of management at the scene?

Correct Answer: C

Rationale: Immediate resuscitation with mouth-to-mouth breathing is critical to restoring oxygenation in drowning victims before considering other measures.

Question 4 of 5

Delayed/Late reaction to stinging venom may precipitate all the following EXCEPT

Correct Answer: C

Rationale: Late-phase reactions to venom include serum sickness, vasculitis, nephrotic syndrome, and hemolytic anemia, but encephalopathy is not a common delayed reaction to venom exposure.

Question 5 of 5

Which of the following statements is true concerning susceptibility to pertussis?

Correct Answer: D

Rationale: The acellular pertussis vaccine is recommended by the American Academy of Pediatrics beginning at age 6 weeks. Infants are at greater risk for complications of pertussis.

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