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प्रश्न
Differentiate
Fetus and Embryo.
अंतर स्पष्ट करें
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उत्तर
| Fetus | Embryo |
| It is an unborn infant after two months of intra-uterine life till birth. | It is an unborn infant during the first two months of intra-uterine life. |
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संबंधित प्रश्न
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.
Give Reasons
The full-grown human embryo respires but does not breathe.
Differentiate
Amnion and Chorion.
Explain the term Fetus
Give Technical Term:
A structure which connects the placenta with the fetus.
Match the respiratory surfaces to the organisms in which they are found.
| Organ/ cells | Hormones | ||
| (i) | Corpus luteum | (a) | HCG |
| (ii) | Leydig's cells | (b) | Estrogen |
| (iii) | Placenta | (c) | Progesterone |
| (iv) | Graafian follicle | (d) | Testosterone |
List the substances which the foetus receives from the mother through placenta.
Write one sentence using the following term pertaining to reproduction in humans.
Placenta
Write the specific location of the following:
Placenta
