Nursing Care of Children ATI

Correct Answer: B

Rationale: Physiologic anemia is caused by the transition from fetal to adult hemoglobin, with fetal hemoglobin having a shorter lifespan, leading to a temporary decrease in red blood cells.

Correct Answer: C

Rationale: Ensuring that providers practice proper handwashing after diaper changes is crucial in preventing the spread of infections and maintaining a hygienic environment for the infants.

Correct Answer: B

Rationale: Avoiding sharing of towels and washcloths, using bleach when laundering, and taking daily baths with antibacterial soap are critical to prevent the spread of MRSA. Cold water is not effective for laundering in these cases.

Correct Answer: C

Rationale: By 6 months, infants are usually in the stage of secondary circular reactions, where they start to intentionally repeat actions that bring pleasure or interesting results.

Correct Answer: B

Rationale: The correct answer is B. The esophageal pH probe is used to identify the frequency and severity of reflux episodes by measuring the pH in the esophagus. Choice A is incorrect because the probe does not assist in the passage of formula through the esophagus. Choice C is incorrect as determining the time it takes for the stomach to empty its contents would require a different procedure. Choice D is incorrect as the esophageal pH probe monitors the pH in the esophagus, not the stomach.