NCERT Solutions for Class 12 Biology Chapter 3 Human Reproduction
Important Board Questions
Human Reproduction
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Question : 18
What is parturition? Which hormones are involved in induction of parturition?
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Parturition is the process of giving birth to a baby as the development of the foetus gets completed in the mother’s womb. The hormones involved in this process are oxytocin and relaxin. Oxytocin leads to the contraction of smooth muscles of myometrium of the uterus, which directs the full term foetus towards the birth canal. On the other hand, relaxin hormone causes relaxation of the pelvic ligaments and prepares the uterus for child birth.
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