RN Nursing Care of Children Online Practice 2019 A

Correct Answer: D

Rationale: The correct answer is D: Growth restriction in weight, length, and chest and head circumference. Infants born to mothers who smoke during pregnancy exhibit growth failure in weight, length, chest, and head circumference. This growth failure is directly related to the number of cigarettes smoked by the mother. Choices A, B, and C are incorrect because infants exposed to maternal smoking do not tend to be large for gestational age, experience growth restriction in weight only, or be preterm but size appropriate for gestational age.

Correct Answer: C

Rationale: Giardia lamblia is a protozoan parasite known to cause acute diarrhea, often through contaminated water or food. Shigella, Salmonella, and E. coli are bacterial pathogens that also cause diarrhea but are not parasites.

Correct Answer: A

Rationale: Gently tapping over the site helps dilate the veins and increase visibility. Applying a cold compress or raising the extremity above the body level constricts the veins, making them harder to access. Prolonged tourniquet use can cause discomfort and venous congestion.

Correct Answer: B

Rationale: Frequent monitoring of the IV site for signs of infiltration is crucial to prevent tissue damage, especially in pediatric patients. Changing the site every 24 hours is unnecessary unless complications arise, and using a macrodropper is not specific to pediatric care.

Correct Answer: D

Rationale: As shock progresses and decompensation occurs, confusion and somnolence are indicative of reduced cerebral perfusion. Early signs include thirst and irritability, while confusion and altered consciousness appear as the condition worsens.