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Identify the human development stage sho...

Identify the human development stage shown below as well as the related right place of its occurrence in a normal pregnant woman, and select the right option for the two together.
.

A

Developmental stage-Blastocyst, Site of occurrence-Uterine wall

B

Developmental stage-8celled morula, Site of occurrence-Starting point of fallopian tube

C

Developmental stage-Late morula, Site of occurrence-Middle part of Fallopian tube

D

Developmental stage-Blastula, Site of occurrenec-End part of fallopian tube

Text Solution

Verified by Experts

The correct Answer is:
A
The embryo with 8-16 blastomeres is called a morula, and is present in the end part of fallopian tube. Morula forms the blastocyst as it reaches the uterine cavity and them blastocyst implants in the endometrium. Thus, the options (2), (3) and (4) are wrong.
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TRUEMAN BIOLOGY-HUMAN REPRODUCTION-Multiple Choice Questions
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  2. The secretory phase in the human menstrual cycle is also called:

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

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  4. Bartholin's glands are situated:

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  5. Placenta in human beings is formed by :

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  9. Correct sequence of human embryonic development is

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  10. Onset of menstrual cycle in female anthrapoid primates is

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

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  12. Which hormones is produced in women during pregnancy?

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  13. Menstrual phase is followed by

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

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  15. Which type of germ cells contain 23 chromosomes

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  19. Number of autosomes in human primary spermatocyte is

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  20. Which of the following organs is devoid of glands?

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