ATI RN
Urinary System Questions Questions
Question 1 of 5
An organ or structure that is not a component of the urinary system is the:
Correct Answer: D
Rationale: The urinary system comprises kidneys, ureters, bladder, and urethra not the adrenal gland (endocrine). This distinguishes urinary components, critical for system definition, contrasting with endocrine organs atop kidneys.
Question 2 of 5
The triangular area of the urinary bladder between the two ureters posteriorly and the urethra anteriorly is the
Correct Answer: C
Rationale: Trigone is the bladder's triangular base (ureters to urethra) not sphincters, muscle, or epithelium. This defines anatomy, vital for structure, contrasting with control/lining.
Question 3 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 4 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 5 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.