RN Nursing Care of Children Online Practice 2019 A

Correct Answer: D

Rationale: Anaphylactic shock is a severe allergic reaction that causes massive vasodilation and increased capillary permeability, leading to rapid fluid shifts and circulatory collapse if not treated promptly. Neurogenic, cardiogenic, and hypovolemic shocks have different etiologies.

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.

Correct Answer: B

Rationale: Hypotonic dehydration occurs when the loss of electrolytes exceeds the loss of water, leading to a decrease in plasma osmolarity. This often occurs when sodium loss is greater than water loss, as in diarrhea or vomiting.

Correct Answer: C

Rationale: Providing 8 oz of juice daily is excessive for an 8-month-old infant and can displace other nutrient-rich foods or formulas that are necessary for growth, especially in an infant with FTT.

Correct Answer: D

Rationale: Hypernatremia often presents with dry, sticky mucous membranes due to dehydration. Hyperreflexia and abdominal cramps may also occur, but dry mucous membranes are more consistently observed in cases of sodium excess.