ATI LPN
Urinary System Multiple Choice Questions Questions
Question 1 of 5
How does the juxtaglomerular apparatus respond when systemic blood pressure is too high?
Correct Answer: C
Rationale: Afferent constriction reduces glomerular pressure when blood pressure rises.
Question 2 of 5
From which arteriole does blood enter the peritubular capillaries of the nephron?
Correct Answer: B
Rationale: Efferent arteriole feeds peritubular capillaries post-glomerulus.
Question 3 of 5
The influence(s) that drives blood filtration in the kidney is
Correct Answer: B
Rationale: Pressure difference drives filtration, not osmosis or diffusion.
Question 4 of 5
Which one of the following is a function of the renal system?
Correct Answer: B
Rationale: Kidneys produce renin to regulate blood pressure.
Question 5 of 5
Posterior inferior triangular area of the bladder wall formed by imaginary lines?
Correct Answer: D
Rationale: Trigone is the triangular area between ureters and urethra.