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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
Describe briefly the ways how a mammalian embryo is nourished
Differentiate
Amnion and Chorion.
Differentiate
Uterus and Urethra.
Study the diagram given below and then answer the questions that follow:
(i) Name the parts labeled 1 and 2. State the function of each part.
(ii) State any one function of the amniotic fluid.
(iii) What is the role of the umbilical cord in the development of the fetus?
(iv) Name the part in the diagram which is endocrine in nature.
Name the Following
The expulsion of the fetus from the body of the mother.
Give Technical Term:
Name a membrane that surrounds the fetus and secretes a protective fluid.
Complete the following sentences with appropriate word:
The umbilical cord connects _______
Write the functional activity of the following structure:
Amnion
All are functions of placenta, EXCEPT ______.
Mother's blood flows into the foetus through placenta.
