question_answer 18)

What is parturition? Which hormones are involved in induction of parturition?  

Answer:

(i) Parturition is the process of expelling of fully formed young from the mother's uterus after the gestation period. (ii) Parturition is induced by following hormones : (a) Oxytocin   stimulates   forceful contraction of myometrium of uterus and induces labor pain. (b) Relaxin of corpus albicans widens the pelvis for easy child birth.