ATI LPN
NCLEX Questions Urinary System Questions
Question 1 of 5
The kidneys are:
Correct Answer: D
Rationale: Kidneys manage blood volume, pressure, and pH via filtration and secretion.
Question 2 of 5
What is the body's response to a rise in blood plasma osmotic pressure?
Correct Answer: B
Rationale: ADH from posterior pituitary increases water reabsorption.
Question 3 of 5
In which part of the nephron does most of the reabsorption of water and solutes occur?
Correct Answer: D
Rationale: Proximal tubule handles bulk reabsorption of water and solutes.
Question 4 of 5
What is the term applied to the first process in urine formation, where some components of blood pass into the Bowman's capsule?
Correct Answer: A
Rationale: Filtration initiates urine formation via pressure gradient.
Question 5 of 5
What does the presence of aldosterone in the blood cause?
Correct Answer: D
Rationale: Aldosterone increases sodium reabsorption in DCT.