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.