Which of these is not an important component of the initiation of parturition in humans?
1. Increase in oestrogen and progesterone ratio
2. Synthesis of prostaglandins
3. Release of oxytocin
4. Release of prolactin
Subtopic:  Fetal Development & Parturition |
 57%
NEET - 2015
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Which one of the following is not the function of placenta?

1. Secretes estrogen
2. Facilitates removal of carbon dioxide and waste material from embryo
3. Secretes oxytocin during parturition
4. Facilitates supply of oxygen and nutrients to embryo

Subtopic:  Fetal Development & Parturition |
 71%
From NCERT
AIPMT - 2013
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NEET 2023 - Target Batch - Aryan Raj Singh
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The foetal ejection reflex in humans triggers the release of:
1. oxytocin from foetal pituitary
2. human Chorionic Gonadotropin (hCG) from placenta
3. human Placental Lactogen (hPL) from placenta
4. oxytocin from maternal pituitary
Subtopic:  Fetal Development & Parturition |
 81%
From NCERT
NEET - 2013
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Signals for parturition originate from:

1. Both placenta as well as fully developed foetus

2. Oxytocin released from maternal pituitary

3. Placenta only

4. Fully developed foetus only

Subtopic:  Fetal Development & Parturition |
 85%
From NCERT
AIPMT - 2012
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The first movements of the foetus and the appearance of hair on its head are usually observed during which month of pregnancy?

1. Fourth month

2. Fifth month

3. Sixth month

4. Third month

Subtopic:  Fetal Development & Parturition |
 86%
From NCERT
AIPMT - 2010
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Signals from fully developed foetus and placenta ultimately lead to parturition which requires the release of:

1. Oxytocin from maternal pituitary
2. Oxytocin from foetal pituitary
3. Relaxin from the placenta
4. Estrogen from placenta

Subtopic:  Fetal Development & Parturition |
 87%
From NCERT
AIPMT - 2010
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NEET 2023 - Target Batch - Aryan Raj Singh
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Foetal ejection reflex in human female is induced by:

1. pressure exerted by aminotic fluid

2. release of oxytocin from pituitary

3. fully developed foetus and placenta

4. differentiation of mammary glands

Subtopic:  Fetal Development & Parturition |
 81%
From NCERT
AIPMT - 2009
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NEET 2023 - Target Batch - Aryan Raj Singh
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