ATI LPN
Urinary System Questions and Answers Questions
Question 1 of 5
A patient with a history of incontinence will undergo urodynamic testing in the physicians office. Because voiding in the presence of others can cause situational anxiety, the nurse should perform what action?
Correct Answer: D
Rationale: Relaxation (D) reduces guarding from anxiety, ensuring accurate urodynamic results. Diuretics (A), fluids (B), or result discussion (C) don't address anxiety, making D the action.
Question 2 of 5
Renal failure can have prerenal, renal, or postrenal causes. A patient with acute kidney injury is being assessed to determine where, physiologically, the cause is. If the cause is found to be prerenal, which condition most likely caused it?
Correct Answer: A
Rationale: By causing inadequate renal perfusion, heart failure can lead to prerenal failure. Glomerulonephritis and aminoglycoside toxicity are renal causes, and ureterolithiasis is a postrenal cause.
Question 3 of 5
The nurse is caring for a patient with chronic kidney disease who is weak due to low hemoglobin. What is the best explanation?
Correct Answer: D
Rationale: Erythropoietin production decreases in chronic kidney disease.
Question 4 of 5
When ADH levels in the blood are high, the collecting ducts are:
Correct Answer: C
Rationale: High ADH increases collecting duct permeability to water (C) via aquaporin-2, concentrating urine. They remain impermeable to water without ADH (A), proteins (B) are not filtered, and sodium/chloride (D) are regulated elsewhere, making C the effect of ADH.
Question 5 of 5
Within each kidney, the interlobar veins empty their blood into the renal vein
Correct Answer: A
Rationale: Interlobar veins collect blood from arcuate veins and drain into the renal vein (A), a true venous pathway in kidney anatomy. False (B) would deny this standard flow, making A the correct statement.