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प्रश्न
Write the functional activity of the following structure:
Amnion
उत्तर
It is one of the extra-embryonic membranes that protect the fetus and secretes a shock-absorbing fluid—amniotic fluid.
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संबंधित प्रश्न
The diagram given alongside is that of a developing human foetus in the womb. Study the same and answer the questions that follows:
Name the parts ‘1’ to ‘5’ indicated by guidelines
Mention three functions of the placenta.
Describe briefly the ways how a mammalian embryo is respires
Give Technical Term:
The period of intrauterine development of the embryo.
Give Technical Term:
A structure which connects the placenta with the fetus.
Write the functional activity of the following structure:
Placenta
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 |
Write one sentence using the following term pertaining to reproduction in humans.
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?
Distinguish between the following pair:
Placenta and umbilical cord
