Because: The fallopian tubes when ligated do not allow the transport of the egg to get fertilized and implanted into the womb, and thus, the lining of the womb "menstruates" monthly since no implantation takes place.
Answered 5/10/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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