A six-month-old infant develops cardiac arrest following severe pneumonia. Which is the ideal airway opening maneuver?

Correct Answer: B

Rationale: In infants, the head tilt-chin lift to a neutral position maintains an open airway without excessive extension, which could obstruct airflow.

Correct Answer: B

Rationale: High leukocyte count (>50,000) at diagnosis indicates aggressive disease and poor prognosis. Other poor prognostic factors include CNS involvement and very young or old age at diagnosis.

Correct Answer: C

Rationale: Mr. Franco's conditions indicate a need for positioning aids and support to prevent pressure ulcers and maintain proper alignment. Sandbags can be used to provide support and stability for his lower extremities, while trochanter rolls can help maintain proper alignment of his hips and prevent external rotation of the legs. These aids are crucial in ensuring Mr. Franco's comfort, safety, and overall well-being during his stay in bed.

Correct Answer: A

Rationale: Physiologic jaundice resolves within - weeks and would not persist at weeks

Correct Answer: D

Rationale: Lumbosacral agenesis is not one of the most common congenital anomalies in infants of diabetic mothers. Common anomalies include cardiac defects, neural tube defects, and others.