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Question

In a pregnant woman with prolonged labour pains, childbirth can be hastened by administering a hormone that can

A
Activate the smooth muscles
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B
Increase the metabolic rate
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C
Release glucose into the blood
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D
Stimulate the ovary
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Solution

The correct option is B Activate the smooth muscles
When the foetus is ready to be born, foetus and placenta send signals called as foetal ejection reflex in the form of hormones, those chemical messengers the body uses to relay instructions from one area to another. These hormones help to coordinate the process of labor, which is the expulsion of the fetus from the mother's uterus. They tell the mother's body when the baby is ready to be born. They help make sure the smooth muscles in the uterus are working together to create synchronized contractions. They tell the cervix to dilate, making room for the baby to pass through, and they prepare the mother's body for nursing. Thus, option A is correct.

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