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Which extra emboryonic membrane in human...

Which extra emboryonic membrane in human prevents desiccation of the embryo inside the Uterus ?

A

Yolk sac

B

Amnion

C

Chorion

D

Allantois

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USHA PUBLICATION-HUMAN REPRODUCTION -EXERCISE
  1. Which type of cleavage occurs in the zygote of human female ?

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  2. Mature ovum enters fallopian tube through

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  3. Which extra emboryonic membrane in human prevents desiccation of the e...

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  4. A change in amount of Yolk and its distribution in the egg will affect...

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  5. The first movement of the foetus and appearance of hair on its head ar...

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  6. During which stage of oogenesis the number of chromosomes is reduced t...

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  7. Which germs layers develop into liver and pancreas.

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  8. Notochord develops from which embryonic layer?

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  9. Mammalian placenta is formed from

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  10. In a mature sperm the mitochondria are persent in .

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  11. Which of the following structure is ectodermal in ogrin -----.

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  12. Sertoli cells provide nutrition to----.

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  13. Which one of the following develops into corpus luteum after ovulatio...

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  14. The leydig's cells as found in the human body are the secretory source...

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  15. The product of first maturation division in testis is known as-----.

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  16. Development of spermatozoa is stimulated by which hormone?

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  17. The region where sperm enter the egg is called-

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  18. During fertilisation through which path the male pronucleus moves to m...

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  19. How many spermatozoa are formed from one secondary spermatocyte ?

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  20. During spermatogenesis, the first meiotic division is observed in :

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