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12th Class Biology Human Reproduction Question Bank MCQs - Human Reproduction

  • question_answer
    The foetal-ejection reflex in humans triggers release of

    A) oxytocin from maternal pituitary

    B) oxytocin from foetal pituitary

    C) human Chorionic Gonadotropin (hCG) from placenta

    D) human Placentai Lactogen (hPL)from placenta

    Correct Answer: A

    Solution :

    [a] Foetal-ejection reflex triggers the release of oxytocin from the maternal pituitary. Oxytocin acts on uterine muscles and causes strong contractions.


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