Correct Answer: B

Rationale: The side of the tongue is the appropriate place for a tongue blade to avoid triggering the gag reflex during assessment of the mouth and throat.

Correct Answer: A

Rationale: Poorly managed pain after abdominal surgery can lead to complications like atelectasis due to shallow breathing, which may occur if the child avoids deep breaths because of pain.

Correct Answer: C

Rationale: The correct answer is C: Cigarette smoking. Discussing sensitive topics like cigarette smoking in the presence of a parent may inhibit the teenager's willingness to be open and honest. It's important to provide an opportunity for the teenager to speak privately with the healthcare provider. Choices A, B, and D are more general topics that can be discussed openly in front of the parent without compromising the teenager's privacy or comfort.

Correct Answer: C

Rationale: A BMI-for-age at the 85th percentile indicates a child is at risk for being overweight, according to the National Center for Health Statistics criteria.

Correct Answer: C

Rationale: By 3 to 4 months of age, an infant should be able to fix on and follow a target, indicating proper visual development.