The signals for parturition originate from

  • Option 1)

    Placenta only

  • Option 2)

    Placenta as well as fully developed foetus

  • Option 3)

    oxytocin released from maternal pituitary

  • Option 4)

    fully developed foetus only

 

Answers (1)

As we discussed in concept

Foetal ejection reflex. -

The signals for parturition originate from the fully developed foetus and the placenta which induce mild uterine contractions called foetal ejection reflex.

- wherein

This triggers release of oxytocin from the maternal pituitary. Oxytocin acts on the uterine muscle and causes stronger uterine contractions, which in turn stimulates further secretion of oxytocin.

 

 

 


Option 1)

Placenta only

This option is incorrect.

Option 2)

Placenta as well as fully developed foetus

This option is correct.

Option 3)

oxytocin released from maternal pituitary

This option is incorrect.

Option 4)

fully developed foetus only

This option is incorrect.

Preparation Products

Rank Booster NEET 2021

This course will help student to be better prepared and study in the right direction for NEET..

₹ 13999/- ₹ 9999/-
Buy Now
Knockout NEET May 2021

An exhaustive E-learning program for the complete preparation of NEET..

₹ 22999/- ₹ 14999/-
Buy Now
Knockout NEET May 2022

An exhaustive E-learning program for the complete preparation of NEET..

₹ 34999/- ₹ 24999/-
Buy Now
Test Series NEET May 2021

Take chapter-wise, subject-wise and Complete syllabus mock tests and get in depth analysis of your test..

₹ 6999/- ₹ 4999/-
Buy Now
Test Series NEET May 2022

Take chapter-wise, subject-wise and Complete syllabus mock tests and get an in-depth analysis of your test..

₹ 6999/-
Buy Now
Exams
Articles
Questions