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Signals from fully developed foetus and placenta ultimately lead to parturition which requires the release of

A

Estrogen from placenta

B

Oxytocin from maternal pituitary

C

Oxytocin from foetal pituitary

D

Relaxin from placenta

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The correct Answer is:
B
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Signals from the fully developed foetus and placenta ultimately lead to parturition which requires the release of

Signals from the fully developed foetus and placenta ultimately lead to parturition which requires the rlease of

Signal from fully developed foetus and placenta ultimately lead to parturition (child birth) which requires the release of

A : Corticotrophin releasing hormone is a a part of the clock that establishes the timing of birth . R : The signals for parturition originate from the fully developed foetus and placenta which induce mild uterine contractions called foetal ejection reflex .

Read following statements (a-d) and choose the option with only correct statements. a. Parturition occurs due to a complex neuroendocrine mechanism at the end of gestation period. b. The signals for parturition originate from fully developed foetus and placenta which induces mild uterine contraction. c. Foetal ejection reflex triggers release of oxytocin from foetal pituitary. d. Oxytocin reduces uterine contraction under positive feedback control and causes expulsion of placenta followed by foetus known as parturition. a and b b and c c and d a and d

Read the following statements carefully and select the correct statements. (i) hPL plays a major role in parturition. (ii) Fetus shows movements first time in the 7^(th) months of pregenancy. (iii) Signal for parturition comes from fully developed fetus and placenta. (iv) Embryo's hearth is formed by the 3^(rd) month of pregency.

The expulsion of completely developed foetus from the uterus is called gestation

Signals for parturition originate from

AAKASH INSTITUTE-HUMAN REPRODUCTION-Assignment ( Section - C ) (Previous Type Question )
  1. In human famale the blastocyst

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  2. Which one of the following statements about morula in humans is c...

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  3. Signals from fully developed foetus and placenta ultimately lead...

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  4. Secretion from which one of the following are rich in fruclose , ...

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  5. Foetal ejection reflex in human female is induced by

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  6. A change in the amount of yolk and its distribution in the egg w...

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  7. Which one of the following is the correct matching of the event...

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  8. Seminal plasma in human is rich in

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  9. Given below is a diagrammatic sketch of a portion of set of the ...

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  10. Which one of the following is the most likely root cause why ...

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  11. In human at the end of the first meiotic division the male germ...

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  12. Which extraembryonic membrane in humans prevents desiccation of t...

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  13. In human females menstruation can be deferred by adminstration of

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  14. Which part of the ovary in mammals acts as an endocrine gland af...

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  15. Sertoli cells are regulated by the pituitary hormone known as

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  16. Grey crescent is the area

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  17. If mammalian ovum fails to get fertilized which one of the follo...

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  18. Which of the following best illustrates feedback in development ?

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  19. the number of autosomes in human primary spermatocyte is

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  20. Corpus luteum releases

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