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  • What is the function of the internal sphincter in the bladder?Option: 1 It allows urine to enter the bladder<div cl

What is the function of the internal sphincter in the bladder?

Option: 1

It allows urine to enter the bladder


Option: 2

It prevents the reflux of urine from the bladder back into the ureter


Option: 3

It helps to stretch and expand the bladder


Option: 4

It regulates the flow of urine from the bladder to the urethra


Answers (1)

best_answer

A modified version of the circular muscles forms an internal sphincter in the region where the bladder and urethra converge. It permits urine to enter the bladder but forbids reflux of bladder pee into the ureter. Hence, option 2 is the correct answer. 

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Rishi

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