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Signals from the fully developed foetus ...

Signals from the fully developed foetus and placenta ultimately lead to parturition which requires the release of

A

Estrogen from placenta

B

oxytocin from maternal pituitary

C

oxytocin from foetal pituitary

D

Relaxin from placenta

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The correct Answer is:
B
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Signals from fully developed foetus and placenta ultimately lead to parturition which requires the release of

Given below are the steps involved in parturition. Arrange them in proper sequence and select the correct option. I. The induction of mild uterine contractions is called foetal ejection reflex. II. Stronger uterine contractions causing the further release of oxytocin. III. Origination of signals from the fully developed foetus and placenta. IV. Release of oxytocin from maternal pituitary V. Expulsion of baby from the birth canal (a) III , IV , I , II , V (b) III, I , IV , II , V (c) I, III , II , IV ,V (d) II , IV , III, I,V

Read the following statements carefully and select the correct statements. (i) hPL plays a major role in parturition. (ii) Fetus shows movements first time in the 7^(th) months of pregenancy. (iii) Signal for parturition comes from fully developed fetus and placenta. (iv) Embryo's hearth is formed by the 3^(rd) month of pregency.

Select the correct statement. (a) hPL plays a major role in parturition (b) Fetus shows movements first time in the 7 t h month of pregnancy (c) Signal for parturition comes from fully development fetus and placenta (d) Embryo's heart is formed by the 2 t h month of pregnancy

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TRUEMEN BIOLOGY ENGLISH-HUMAN REPRODUCTION-Multiple Choice Questions
  1. The leydig cells as found in the human body are the secretory source ...

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  2. Which one of the following statements is not true with respect to viab...

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  3. Signals from the fully developed foetus and placenta ultimately lead t...

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  4. In human female the blastocyst:

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  5. What happens during fertilization in humans after many sperms reach cl...

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  6. About which day in a normal human menstrual cycle does rapid secretion...

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  7. The secretory phase in the human menstrual cycle is also called:

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  8. Identify the human development stage shown below as well as the relate...

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  9. Bartholin's glands are situated:

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  10. Placenta in human beings is formed by :

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  11. Which gland secretes alkaline mucus in urethra to neutralise the acidi...

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  12. A temporary endocrine gland in humans is

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  13. Braxton Hicks contractione occur during

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  14. Correct sequence of human embryonic development is

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  15. Onset of menstrual cycle in female anthrapoid primates is

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  16. Thick yellow,high protein fluid produced by mammary glands of a woman ...

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  17. Which hormones is produced in women during pregnancy?

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  18. Menstrual phase is followed by

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  19. Which layer of uterus undergoes cyclic changes during menstrual cycle

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  20. Which type of germ cells contain 23 chromosomes

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