ATI LPN
NCLEX Questions on the Renal System Questions
Question 1 of 5
If MAP increased from 120 mmHg to 210 mmHg, GFR would most likely
Correct Answer: A
Rationale: Mean arterial pressure (MAP) rising from 120 to 210 mmHg increases glomerular hydrostatic pressure, boosting GFR (A), unless autoregulation fails beyond ~160 mmHg. Decrease (B) or no change (C) ignores pressure effects, making A likely.
Question 2 of 5
A nurse prepares a client for a percutaneous kidney biopsy. Which actions should the nurse take prior to this procedure? (Select all that apply.)
Correct Answer: A
Rationale: NPO, coagulation checks, and BP control reduce risks before the biopsy procedure.
Question 3 of 5
An emergency department nurse assesses a client with a history of urinary incontinence who presents with extreme dry mouth, constipation, and an inability to void. Which question should the nurse ask first?
Correct Answer: B
Rationale: Medications like anticholinergics can cause these symptoms, making it the priority question.
Question 4 of 5
The nurse is caring for a patient who is receiving an intravenous antibiotic. The nurse notes that the provider has ordered serum drug peak and trough levels. The nurse understands that these tests are necessary for which type of drugs?
Correct Answer: D
Rationale: Narrow therapeutic index drugs need monitoring to ensure efficacy and avoid toxicity.
Question 5 of 5
The nurse is preparing to administer clarithromycin to a patient. When performing a medication history, the nurse learns that the patient takes warfarin to treat atrial fibrillation. The nurse will perform which action?
Correct Answer: C
Rationale: Clarithromycin increases warfarin levels, requiring monitoring to prevent bleeding risks.