Question of the Day › October 20, 2026

Question of the day: October 20, 2026

Tuesday, October 20, 2026 · #25 · Anatomy and physiology

The trigone of the urinary bladder is bounded by which openings?

Show the answer

B. Two ureteral openings and the internal urethral opening

The trigone is the triangular region between the two ureteric orifices and the internal urethral orifice.

An original practice question written against the NBSTSA CST content outline and the NCCT TS-C test plan. It is not an official, recalled, or validated exam question, and practice scores do not predict an exam result.

‹ October 19, 2026 Today’s question

Want more than one a day?

FirstCase Academy has 260 original questions like this one, with an explanation after every answer, timed mock exams, a missed-question drill, and a study plan built from your exam date.

Create a free account

Explore more