RN Nursing Care of Children Online Practice 2019 A

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: D

Rationale: Conditions like oliguric renal failure, increased intracranial pressure, and mechanical ventilation significantly alter fluid requirements in children. These conditions either restrict fluid output or require careful fluid management to avoid worsening the condition.

Correct Answer: A

Rationale: Picking up a pencil requires the use of the pincer grasp, which involves the coordination of the thumb and forefinger to hold small objects. The pincer grasp is a fine motor skill essential for tasks that necessitate precision and dexterity. Choices B, C, and D are incorrect. Prehension refers to the act of grasping or holding an object, parachute reflex is a protective response to sudden movement or loss of support, and grasp reflex is an automatic closing of the hand when an object is placed in the palm, none of which specifically relate to the action of picking up a pencil.

Correct Answer: D

Rationale: The correct answer is D because nursing care for children should encompass a holistic approach that considers not only physical health but also emotional, social, and developmental aspects. Providing a holistic environment promotes optimal growth and development by addressing all these dimensions. Choices A, B, and C are incorrect because while sanitation, curing illnesses, and addressing communicable diseases are important aspects of child healthcare, they do not encompass the comprehensive care provided by a holistic approach.

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.