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प्रश्न
Describe briefly the ways how a mammalian embryo is respires
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उत्तर
The mammalian embryo respires by the diffusion of oxygen through the placenta to enter the bloodstream of the embryo. The waste carbon dioxide passes through the umbilical cord and leaves through the placenta.
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संबंधित प्रश्न
Name the following:
The membrane which protects the foetus and encloses a fluid
Give appropriate terms for the following:
Rupture of follicle and release of ovum from the ovary.
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.
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
Name the following:
The structure which connects the placenta and the foetus.
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The protective sac which develops around the developing embryo is called the Pericardium.
Describe briefly the ways how a mammalian embryo is protected
Describe briefly the ways how a mammalian embryo is nourished
Write the functional activity of the following structure:
Amnion
Write the functional activity of the following structure:
Placenta
