ATI RN
Nutrition and Fluid Balance Questions
Question 1 of 5
Most body water is located in
Correct Answer: C
Rationale: Approximately 60% of body water is intracellular, located within cells, making it the largest compartment.
Question 2 of 5
When venous return is increased, stretch receptors in the atria of the heart are activated. This results in
Correct Answer: B
Rationale: Increased venous return signals adequate volume, inhibiting vasopressin to reduce water retention.
Question 3 of 5
Stimuli for the activation of the RAS pathway include
Correct Answer: D
Rationale: RAS is activated by low blood pressure in nephron arterioles and reduced distal tubule flow, detected by the macula densa.
Question 4 of 5
Atrial natriuretic peptide
Correct Answer: D
Rationale: ANP increases glomerular filtration rate and inhibits renin to reduce blood volume and pressure.
Question 5 of 5
Which of the following concerning the hormone atrial natriuretic peptide is FALSE?
Correct Answer: D
Rationale: ANP inhibits, rather than increases, aldosterone secretion to promote sodium loss.