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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
The exact location of the Amnion
How is Placenta formed? What are its functions?
Describe briefly the ways how a mammalian embryo is protected
Give Technical Term:
Name a membrane that surrounds the fetus and secretes a protective fluid.
Give Technical Term:
A structure which connects the placenta with 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 __________.
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
Heart and blood vessels have been formed by the end of five weeks of pregnancy.
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?
