ATI RN
Urinary System Test Questions And Answers Questions
Question 1 of 5
The apex of the renal pyramid is called the:
Correct Answer: C
Rationale: Renal papilla (pyramid apex) drains into calyces not calyx, pelvis, or ureter. This specifies medullary tip, key for collection, contrasting with collecting structures.
Question 2 of 5
Production of urine to modify plasma makeup is the result of ________.
Correct Answer: D
Rationale: Urine forms via filtration, reabsorption (absorption), and secretion all apply. This encompasses urine production, critical for homeostasis, contrasting with single processes.
Question 3 of 5
Which step in vitamin D production does the kidney perform?
Correct Answer: B
Rationale: Kidneys convert calcidiol to calcitriol (active) not cholecalciferol (liver), storage, or none. This defines renal role, critical for calcium, contrasting with hepatic steps.
Question 4 of 5
The middle layer of the urinary bladder is identified as ___________.
Correct Answer: B
Rationale: Bladder's middle layer is submucosa (connective) not mucosa (inner), muscularis (outer), or sphincter (none). This defines histology, critical for structure, contrasting with other layers.
Question 5 of 5
The one of the functions occurring at the distal convoluted tubule in the kidney is?
Correct Answer: C
Rationale: DCT reabsorbs water (ADH-dependent) not passive H+/K+ secretion (active), or no Na+ (reabsorbed). This specifies fine-tuning, critical for balance, contrasting with secretion myths.