ATI LPN
Urinary System MCQ Questions Questions
Question 1 of 5
Which structure is the capillary network in each nephron?
Correct Answer: A
Rationale: The glomerulus (A) is the capillary network in the nephron, filtering blood from the afferent arteriole into the efferent arteriole. Corpuscles (B) is a broader term, renal tubules (C) reabsorb and secrete, and Bowman's capsule (D) encases the glomerulus, making A the precise answer.
Question 2 of 5
The nurse is caring for a patient who has chronic kidney disease and is very weak due to low hemoglobin. Which of the following does the nurse understand is the best explanation for the anemia?
Correct Answer: D
Rationale: Secretion of erythropoietin by the diseased kidney is reduced.
Question 3 of 5
A patient with renal failure secondary to diabetic nephropathy has been admitted to the medical unit. What is the most life-threatening effect of renal failure for which the nurse should monitor the patient?
Correct Answer: B
Rationale: Potassium retention (B) is the most life-threatening effect of renal failure, risking hyperkalemia and cardiac arrhythmias. Waste buildup (A), hypocalcemia (C), and BP issues (D) are serious but less immediately fatal, making B the priority.
Question 4 of 5
A patient is scheduled for a diagnostic MRI of the lower urinary system. What pre-procedure education should the nurse include?
Correct Answer: B
Rationale: Relaxation techniques (B) help patients stay still during MRI, which doesn't require NPO (A), sedation (C), or fluid limits (D), making B the key education.
Question 5 of 5
A patient with anorexia nervosa refuses to eat. The nurse recognizes that the patient's behavior is most likely driven by:
Correct Answer: B
Rationale: Anorexia nervosa is characterized by fear of weight gain and distorted body perception.