AEMCA Practice Exam

What is the trigone related to the bladder?

1. Three openings from the urethra only

2. Two openings from ureters and one for the urethra

3. One opening for excretion and two for absorption

4. Only the opening for the urethra

The correct answer is: Two openings from ureters and one for the urethra

The trigone of the bladder is a specific anatomical area located on the interior surface of the bladder. It is triangular in shape and defined by three openings. These include two openings where the ureters drain urine from the kidneys into the bladder and one opening at the bottom where urine exits the bladder through the urethra. This anatomical feature is important because it plays a role in the bladder's function, providing a pathway for urine flow and ensuring that the urine is stored and discharged properly. The trigone's structure helps maintain the urinary system's efficiency, as its design ensures that urine can enter from the ureters while preventing backflow into the ureters. Understanding the function and structure of the trigone is essential for comprehending various bladder-related medical conditions and procedures. The other options do not accurately describe the configuration of the trigone, as they do not represent the correct number or type of openings associated with this important anatomical feature.