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NEET2010ZoologyHuman ReproductionActual

The signals for parturition originate from

Options

  1. Aplacenta only
  2. Bplacenta as well as fully developed foetus
  3. Coxytocin released from maternal pituitary
  4. Dfully developed foetus only

Correct answer

B. placenta as well as fully developed foetus

Step-by-step solution

The process of giving birth to a baby is called parturition. Parturition is induced by a complex neuroendocrine mechanism. The signals for parturition originate from the fully developed foetus and the placenta, which induce mild uterine contractions called foetal ejection reflex.

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