ATI RN
Urinary System Questions Questions
Question 1 of 5
Which of the following statements concerning the ureters is false?
Correct Answer: D
Rationale: Ureters have transitional epithelium, three tunics, and peristalsis, but are retroperitoneal not intraperitoneal. This corrects position, vital for anatomy, contrasting with true features.
Question 2 of 5
The primary structure found within the medulla is the ________.
Correct Answer: A
Rationale: Loop of Henle dominates medulla for concentration not calyces (collecting), portal (liver), or ureter (external). This specifies medullary role, critical for osmolarity, contrasting with other structures.
Question 3 of 5
Which of these is a vasoconstrictor?
Correct Answer: D
Rationale: Angiotensin II constricts vessels not nitric oxide, natriuretic, or bradykinin (dilators). This identifies vasoconstrictor, key for BP regulation, contrasting with dilators.
Question 4 of 5
The renal medulla is composed of tissue called ______.
Correct Answer: A
Rationale: Medulla contains renal pyramids not nephrons (units), sinus (cavity), or pelvis (collecting). This defines medullary structure, key for concentration, contrasting with other terms.
Question 5 of 5
Capillary loops located in the medulla are also known as _________.
Correct Answer: A
Rationale: Vasa recta are medullary capillaries not urea collectors, trigone (bladder), or macula densa (DCT). This specifies countercurrent exchange, key for concentration, contrasting with other terms.