ATI LPN
Renal System Questions Questions
Question 1 of 5
The nurse is teaching the main principles of hemodialysis to a client with chronic kidney disease. Which statement by the client indicates a need for further teaching by the nurse?
Correct Answer: B
Rationale: Dialysis uses diffusion, moving wastes from higher to lower concentration; reteaching is needed.
Question 2 of 5
The micturition reflex center is located in the:
Correct Answer: C
Rationale: Sacral spinal cord controls the micturition reflex, triggering bladder emptying.
Question 3 of 5
Where are all of the glomeruli of the kidney located?
Correct Answer: D
Rationale: Glomeruli are located in the cortex, not deeper medullary regions.
Question 4 of 5
The descending limb of the Loop of Henle is permeable to water so water diffuses out of the descending limb into the interstitial fluid. What happens to this water?
Correct Answer: C
Rationale: Reabsorbed water returns to blood via capillaries and vasa recta.
Question 5 of 5
From which part of the nephron is the greatest proportion of Na+ absorbed from the filtrate?
Correct Answer: B
Rationale: Proximal tubule absorbs most sodium, about $65 \%$.