ATI LPN
Fluid Balance and Nutrition Questions
Question 1 of 5
The regulating centers for fluids and food intake are located in the
Correct Answer: B
Rationale: The hypothalamus regulates hunger, thirst, and fluid balance, making B correct.
Question 2 of 5
The predominant intracellular cation is
Correct Answer: A
Rationale: Potassium is the primary cation inside cells, maintaining membrane potential and cellular function.
Question 3 of 5
The major route of excretion for sodium ions (under normal conditions) is the
Correct Answer: B
Rationale: The kidneys are the primary route for sodium excretion, regulated by hormones like aldosterone.
Question 4 of 5
Which of the following is most likely to happen to a group of students who relax by drinking a pitcher of their favorite beverage?
Correct Answer: A
Rationale: Fluid intake (e.g., beer) increases blood volume, reducing ADH and increasing urine volume.
Question 5 of 5
Atrial natriuretic hormone increases
Correct Answer: A
Rationale: ANH promotes natriuresis, increasing urine volume to reduce blood volume.