chrisphill843p8jp8b
contestada

Question 11 (1 point) What prevents backflow of urine into the kidneys? O
the internal urethral sphincter
the angle of the ureter
the external urethral sphincter
the mitral valve​

Respuesta :

mhraza2003

Answer:

There is an internal urethral sphincter at the meeting point between each ureter and the bladder to prevent the backflow of urine into the kidneys.

Explanation:

Answer: the angle of the ureter

Explanation: I took the test