Human Reproduction Question 70
70. Signals for parturition originate from : [2012]
(a) Both placenta as well as fully developed foetus
(b) Oxytocin released from maternal pituitary
(c) Placenta only
(d) Fully developed foetus only
Show Answer
Answer : a
Hints & Solutions
(a) The signals for child birth (parturition) originate from the fully matured foetus and placenta which induce mild uterine contractions called foetal ejection reflex.