Signals for parturition originate from

  • [AIPMT 2012]
  • A

    both placenta as well as fully developed foetus

  • B

    oxytocin released from maternal pituitary

  • C

    placenta only

  • D

    fully developed foetus only.

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  • [AIPMT 2008]

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Give scientific reasons : When birth time is near, two chemical signals associated and produces real parturition pain / labour pain.

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

  • [AIPMT 2010]