What is the structure or area that the arrow is pointing to?
A) peritoneum
B) internal urethral sphincter
C) detrusor muscle
D) trigone

Name: What is the structure or area that the arrow is pointing to? A) peritoneum B) internal urethral sphincter C) detrusor muscle D) trigone
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Question

What is the structure or area that the arrow is pointing to? 
A) peritoneum 
B) internal urethral sphincter 
C) detrusor muscle 
D) trigone

Quizplus · Accepted Answer

The arrow is pointing at the trigone, which is a triangular-shaped area located between the openings of the two ureters and the urethra in the base of the urinary bladder.

What Is the Structure or Area That the Arrow Is