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प्रश्न
Assertion (A): The foetus respires but does not breathe.
Reason (R): The maternal blood supplies oxygen to the foetus through placenta.
पर्याय
A is True and R is False.
A is False and R is True.
Both A and R are True.
Both A and R are False.
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उत्तर
Both A and R are True.
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संबंधित प्रश्न
What is the significance of amniotic fluid?
Match the items in column I with those in column II and write down the matching pairs (some may not match)
| Column I | Column II | ||
| a | Acrosome | 1 | An embryo which looks like human baby |
| b | Gestation | 2 | Luteinizing hormone |
| c | Menopause | 3 | ovum producing cells |
| d | Foetus | 4 | complete stoppage of menstrual cycle |
| e | Oogenesis | 5 | spermatozoa |
| f | Ovulation | 6 | Complete stoppage of menstrual cycle. |
| 7 | Time taken by a fertilized egg till the delivery of baby |
Describe the functions of placenta
What changes occur at the time of birth?
Name the Following
A hollow pear-shaped muscular organ that holds, nourishes and protects the fetus.
Give Technical Term:
The period of intrauterine development of the embryo.
Which of the following reproductive structures is responsible for secretion of hCG?
All are functions of placenta, EXCEPT ______.
Which of the following hormones is produced by ovary?
Which of the following cannot pass readily through the placenta to the foetus?
