The correct answer is choiceD.

Choice A rationale:

Introducing a regular diet is not the immediate priority for a child with severe diarrhea.The focus should be on stabilizing the child’s condition before reintroducing regular foods.

Choice B rationale:

Maintaining fluid therapy is important, but it is part of the broader goal of managing fluid balance.It is not the first step in addressing severe diarrhea.

Choice C rationale:

Rehydration is crucial, but it falls under the broader category of assessing and managing fluid balance.Ensuring the child is properly hydrated is part of the overall assessment.

Choice D rationale:

Assessing fluid balance is the priority action. This involves evaluating the child’s hydration status, monitoring for signs of dehydration, and ensuring that fluid therapy is appropriately managed.This step is critical to prevent complications from severe diarrhea.

Choice A rationale

Memory loss is not typically associated with inadequate dietary intake of fiber. Memory loss can be a symptom of various conditions such as Alzheimer’s disease, dementia, or certain vitamin deficiencies, but it is not directly linked to fiber intake.

Choice B rationale

Bleeding gums are not typically a symptom of inadequate dietary intake of fiber. Bleeding gums are more commonly associated with conditions such as gingivitis or vitamin C deficiency, not a lack of dietary fiber.

Choice C rationale

Constipation is the correct answer. Inadequate intake of dietary fiber can lead to constipation. Dietary fiber adds bulk to the diet and helps prevent constipation by promoting regular bowel movements.

Choice D rationale

Brittle hair is not typically a symptom of inadequate dietary intake of fiber. Brittle hair can be a sign of malnutrition or lack of certain nutrients like protein, but it is not directly linked to fiber intake.