Question

What prevents backflow of urine into the ureters when the pressure inside the bladder increases during micturition?

Answer 1

$\huge\red{\underline{\mathfrak{aloha!!!!}}}$

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$\red{\mathbb{ANSWER}}$

The sphincher muscles.

prevent the backflow of urine

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Answer 2

The sphincher muscles.

prevent the backflow of urine