ATI RN
Urinary System Test Questions And Answers Questions
Question 1 of 5
The macula densa is characterized by all of the following EXCEPT
Correct Answer: C
Rationale: Macula densa is in DCT, tall/dark cells, has a basement membrane not near urinary pole (vascular pole). This corrects position, key for JGA function, contrasting with pole error.
Question 2 of 5
The urinary bladder
Correct Answer: D
Rationale: Bladder has transitional epithelium, three muscle layers, and partial peritoneum not stratified columnar, two layers, or adventitia only. This corrects bladder anatomy, critical for histology, contrasting with listed errors.
Question 3 of 5
Which of the following structures is present in the male urethra but is NOT present in the female urethra
Correct Answer: B
Rationale: Male urethra has transitional epithelium near bladder (not typical in female) glands of Littre and squamous are in both. This corrects gender difference, key for urology, contrasting with shared features.
Question 4 of 5
Collection of cortical tissues found between the pyramids are called:
Correct Answer: B
Rationale: Renal columns of Bertin are cortical tissue between pyramids not rays, interlobular, or none. This repeats Q4/Q30, key for anatomy, contrasting with other terms.
Question 5 of 5
The pronephros is developed from intermediate mesoderm in the:
Correct Answer: A
Rationale: Pronephros forms in the cervical region of intermediate mesoderm not thoracic, lumbar, sacral, or combined. This transient structure (week 4) regresses in humans, giving way to mesonephros. Its cranial location reflects early embryonic patterning, key for understanding nephric succession, contrasting with caudal regions.