ATI LPN
Urinary System Multiple Choice Questions and Answers PDF Questions
Question 1 of 5
Concerning the macula densa:
Correct Answer: D
Rationale: The macula densa senses NaCl delivery (A), signals renin release when low (B), triggering angiotensin II and aldosterone (C). All are true—NaCl sensing adjusts GFR, low delivery prompts renin, leading to systemic effects—making E (all are correct), reassigned as D, correct.
Question 2 of 5
What type of epithelium forms the lining of the ureter? A) stratified squamous, B) transitional, C) simple ciliated columnar, D) simple cuboidal
Correct Answer: B
Rationale: The ureter is lined with transitional epithelium (B), accommodating urine passage. Stratified squamous (A) is in skin, ciliated columnar (C) in fallopian tubes, and cuboidal (D) in tubules, making B the lining.
Question 3 of 5
True or False: Glomerular filtration is an ATP-driven process.
Correct Answer: B
Rationale: Glomerular filtration is passive (B), driven by hydrostatic pressure, not ATP (A). Active transport occurs in reabsorption, not filtration, making False the correct answer.
Question 4 of 5
When admitting a patient with acute glomerulonephritis, it is most important that the nurse ask the patient about
Correct Answer: A
Rationale: Acute glomerulonephritis often follows a streptococcal infection like strep throat (A), making this history critical for diagnosis. Hypertension (B) is a symptom, not cause, and UTIs (C) or stones (D) are unrelated, prioritizing A for assessment.
Question 5 of 5
When assessing the patient who has a lower urinary tract infection (UTI), the nurse will initially ask about
Correct Answer: D
Rationale: Dysuria (pain with urination, D) is a hallmark of lower UTI, guiding initial assessment. Nausea (A) and flank pain (B) suggest upper UTI, and poor output (C) isn't typical, making D the priority question.