ATI Nutrition Practice A

Correct Answer: D

Rationale: Iron is not an electrolyte; electrolytes like sodium, potassium, and chloride help maintain fluid balance and are critical for nerve and muscle function.

Correct Answer: B

Rationale: The correct answer is B, 'Supervise food planning and mealtimes'. This action ensures the patient with Alzheimer's disease maintains an appropriate diet and body weight, thus reducing the risk of malnutrition. While choices A, 'Thicken liquids to prevent choking', C, 'Assist the person in completing a grocery checklist', and D, 'Feed the person their meals and snacks', might be beneficial in certain circumstances, they do not directly contribute to the maintenance of appropriate body weight as effectively as supervising food planning and mealtimes does.

Correct Answer: B

Rationale: Riboflavin is also known as Vitamin B2, which is important for energy production and the metabolism of fats, drugs, and steroids.

Correct Answer: D

Rationale: Iron is not an electrolyte; electrolytes like sodium, potassium, and chloride help maintain fluid balance and are critical for nerve and muscle function.

Correct Answer: D

Rationale: Carbohydrates, fats, and proteins are the three macronutrients that provide energy (calories) to the body. Carbohydrates are the body's primary source of energy, fats act as a secondary source when carbohydrate energy is exhausted, and proteins are used for energy when carbohydrate and fat sources are low. Choice D, Water, is essential for the body's functions, but it does not provide energy.