ATI LPN
Urinary System Test Questions and Answers Questions
Question 1 of 5
A patient hourly urine output is recorded. Which output rate should be reported immediately?
Correct Answer: A
Rationale: Urine output below 30 mL/hr indicates potential kidney dysfunction.
Question 2 of 5
What type of epithelium forms the lining of the proximal convoluted tubule? A) stratified squamous, B) transitional, C) simple ciliated columnar, D) simple cuboidal
Correct Answer: D
Rationale: The PCT has simple cuboidal epithelium (D) with microvilli for reabsorption. Stratified squamous (A) is in skin, transitional (B) in bladder, and ciliated columnar (C) in airways, making D correct.
Question 3 of 5
Aldosterone causes:
Correct Answer: D
Rationale: Aldosterone increases Na⺠reabsorption and K⺠secretion (D), reducing urine volume by retaining water. Decreased K⺠(A), increased Na⺠(B), or more output (C) oppose this, making D correct.
Question 4 of 5
A nurse cares for a client who has elevated levels of antidiuretic hormone (ADH). Which disorder should the nurse identify as a trigger for the release of this hormone?
Correct Answer: B
Rationale: ADH is triggered by dehydration to increase water reabsorption in the kidneys.
Question 5 of 5
A nurse plans care for a client with overflow incontinence. Which intervention should the nurse include in this client's plan of care to assist with elimination?
Correct Answer: D
Rationale: Valsalva maneuver aids voiding in overflow incontinence when reflex arc is impaired.