Question
Biology Question on human reproduction
Foetal ejection reflex in human female is induced by :
A
Release of oxytocin from pituitary
B
Pressure exerted by amniotic fluid
C
Differentiation of mammary glands
D
Fully developed foetus and placenta
Answer
Fully developed foetus and placenta
Explanation
Solution
The act of expelling the full term young one from the mother's uterus at the end of gestation period is called parturition. Parturition is induced by signals from both the fully developed foetus and the placenta. It induces mild uterine contractions called foetal ejection reflex.