Home
Class 12
BIOLOGY
Signals from fully developed foetus and ...

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

A

Estrogen from placenta

B

Oxytion from maternal pituitary

C

Oxytion from foetal pituitaty

D

Relaxin from leydig's cells

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HUMAN REPRODUCTION

    AAKASH INSTITUTE|Exercise Assignment ( Section - B ) (Objective Type Question )|39 Videos

  • HUMAN REPRODUCTION

    AAKASH INSTITUTE|Exercise Assignment ( Section - C ) (Previous Type Question )|81 Videos

  • HUMAN REPRODUCTION

    AAKASH INSTITUTE|Exercise Exercise|60 Videos

  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    AAKASH INSTITUTE|Exercise SECTION D ( ASSERTIN-REASON TYPE QUASTION)|10 Videos

  • LOCOMOTION AND MOVEMENT

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-D|10 Videos

Similar Questions

Explore conceptually related problems

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

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

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 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

The signals for parturition orginate from:

AAKASH INSTITUTE-HUMAN REPRODUCTION-Assignment ( Section - A ) (Objective Type Question )
  1. Fructose is present in the secretion of

    Text Solution

    |

  2. Male accessory glands include

    Text Solution

    |

  3. The largest part of the fallopian tube is

    Text Solution

    |

  4. Which of the following is last part of the oviduct which has narr...

    Text Solution

    |

  5. In humans , at the end of the first meiotic division the male ge...

    Text Solution

    |

  6. Sertoli cells are found in

    Text Solution

    |

  7. The Graafian follicle ruptures to release from the ovary by the ...

    Text Solution

    |

  8. Which one of the following statements is incorrect about menstr...

    Text Solution

    |

  9. In the fertile human female , approximately on which day of the ...

    Text Solution

    |

  10. After ovulation Graafian follicle transforms into

    Text Solution

    |

  11. Fertilisation in human beings occurs in

    Text Solution

    |

  12. Why it is scientifically correct to say that sex of the baby is ...

    Text Solution

    |

  13. In human female the blastocyst

    Text Solution

    |

  14. Trophoblast is not involved in the formation of

    Text Solution

    |

  15. Placenta acts as an endocrine tissue and produces several hormones l...

    Text Solution

    |

  16. which of the following groups of hormones are produced in women only d...

    Text Solution

    |

  17. Immediately after implantaion, ectoderm, endoderm and the mesoderm of ...

    Text Solution

    |

  18. The stem cells which have potency to give rise to all tissues and orga...

    Text Solution

    |

  19. Foetal ejection reflex in human female is induced by

    Text Solution

    |

  20. Signals from fully developed foetus and placenta ultimately lead to pa...

    Text Solution

    |