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प्रश्न
Heart and blood vessels have been formed by the end of five weeks of pregnancy.
विकल्प
True
False
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उत्तर
This statement is True.
APPEARS IN
संबंधित प्रश्न
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 |
State whether the following statements are TRUE (T) or FALSE (F):
Rewrite of the wrong statements by correcting only one word either at the beginning or at the end of the sentences.
Gestation period in humans is about 380 days.
Complete the following table by writing the name of the structure or the function of the given structure:
| Structure | Function | ||
| 1 | Corpus luteum | 1 | …………… |
| 2 | ……………. | 2 | Produces male gametes in mass |
| 3 | Placental disc | 3 | …………………….. |
| 4 | . ……………. | 4 | Increases the force in uterine contractions during child birth |
| 5 | Umbilical cord | 5 | …………………. |
| 6 | Fallopian tube | 6 | ………………… |
Name and describe very briefly, the stages in the development of human embryo.
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
Name the Following
How the embryo inside the uterus is protected from jerks or mechanical shocks.
Give Technical Term:
The part in the uterus which is concerned with the supply of nutrition from the mother to the fetus.
Complete the following sentences with appropriate word:
The expulsion of the fetus from the body to the mother in a human female is called __________.
Which of the following reproductive structures is responsible for secretion of hCG?
Which of the following cannot pass readily through the placenta to the foetus?
