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The foetal ejection reflex in humans triggers release of
Options
(a) Oxytocin from maternal pituitary
(b) Oxytocin from foetal pituitary
(c) Human Choronic Gonadotropin (hCG) from placenta
(d) Human Placental Lctogen (hPL) from placenta
Correct Answer:
Oxytocin from maternal pituitary
Explanation:
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. This triggers release of oxytocin from the maternal pituitary.
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Topics: Human Reproduction
(101)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Insulin and glucagon are transported to target organ by
- In the conversion of pyruvic acid to acetyl coenzyme A, pyruvic acid is
- In land plants, the guard cells differ from other epidermal cells in having :
- A column of water within xylem vessels of tall trees does not break under its weight
- Which one of the following living organisms completely lacks a cell wall?
Topics: Human Reproduction (101)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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