Neet Solved Paper 2015 Question 70

Question: Which of these is not an important component of initiation of parturition in humans?

Options:

A) Increase in oestrogen and progesterone ratio

B) Synthesis of prostaglandins

C) Release of oxytocin

D) Release of prolactin

Show Answer

Answer:

Correct Answer: D

Solution:

  • Parturition is the birth process; triggerd by oxytocin which initiates uterine contractions. Prostaglandins are produced in response to oxytocin and CRH production. They are effective at causing uterine contractions at times. Oestrogen, progesterone levels marks the beginning of parturition. Prolactin hormone is responsible for milk secretion at the end of pregnancy. It is not significant during the birthing or initiation of parturition process.