ATI LPN
Renal System Questions Quizlet Questions
Question 1 of 5
The appearance of glucose in the urine:
Correct Answer: D
Rationale: Glucose appears in urine (glycosuria) when its plasma level exceeds the renal threshold (~180 mg/dL), saturating PCT carriers (D). It's not normal (A), unrelated to angiotensin II (B), and hypoglycemia (C) reduces glucose, making D the cause.
Question 2 of 5
Which of the following is found in the renal medulla?
Correct Answer: D
Rationale: The loop of Henle (D) extends into the renal medulla, aiding concentration. Pacemaker cells (A) are cardiac, islets (B) are pancreatic, and DCT (C) is cortical, making D the medullary structure.
Question 3 of 5
A 62-year-old asks the nurse for a perineal pad, stating that laughing or coughing causes leakage of urine. Which intervention is most appropriate to include in the care plan?
Correct Answer: D
Rationale: Stress incontinence from coughing/laughing improves with Kegel exercises (D) to strengthen pelvic muscles. Toileting (A) or commode (B) suits functional incontinence, and Credé (C) is for overflow, making D most appropriate.
Question 4 of 5
A 26-year-old patient with a history of polycystic kidney disease is admitted to the surgical unit after having knee surgery. Which of the routine postoperative orders is most important for the nurse to discuss with the health care provider?
Correct Answer: C
Rationale: Ketorolac (C), an NSAID, risks nephrotoxicity in polycystic kidney disease, necessitating discussion. Fluids (A), diet (B), and labs (D) are standard, but avoiding renal harm is key, making C the order to clarify.
Question 5 of 5
Which information from a patient's urinalysis requires that the nurse notify the health care provider?
Correct Answer: C
Rationale: The increased number of white blood cells (WBCs) indicates the presence of urinary tract infection or inflammation. The other findings are normal.