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प्रश्न
Complete the following sentences with appropriate word:
The placenta is ________permeable
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उत्तर
The placenta is Selectively permeable
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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 | ………………… |
Mention three functions of the placenta.
Give Reasons
The full-grown human embryo respires but does not breathe.
Differentiate
Amnion and Chorion.
Differentiate
Fetus and Embryo.
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
Give Technical Term:
The period of intrauterine development of the embryo.
All are functions of placenta, EXCEPT ______.
Mother's blood flows into the foetus through placenta.
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Morula.
- What is this stage?
- Name the stage which comes next to it?
