NEET MDS

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Oxytocin what is false



Choices

1 ) Progesterone inhibits oxytocin effect on uterus
2 ) Oestrogen enhances the oxytocin effect on uterus
3 ) Oxytocin helps in sperm transport in uterus
4 ) Oxytocin helps to synthesize milk

Explanation


Oxytocin is secreted by the posterior pituitary gland. 

It helps in the ejection of milk from the breast.

The sensitivity of the uterine musculature to oxytocin is enhanced by estrogen and inhibited by progesterone.

The amount of oxytocin in plasma does not increase further with the onset of labor. But the amount of oxytocin in the uterus is increased by more local production. After onset labor Oxytocin levels in plasma increase. 

In pregnant women, oxytocin helps in sperm transport

In males during ejaculation circulating levels of oxytocin increase.


Answer

Oxytocin helps to synthesize milk

Last Modified : 07-Jan-2020

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