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प्रश्न
Distinguish between the following pair:
Placenta and umbilical cord
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उत्तर
Placenta: The Placenta is the intimate connection established between the foetal membranes and uterine wall, permitting the diffusion of nourishment from the mother's blood to that of the growing foetus and the disposal of wastes from the blood of the foetus to that of the mother.
Umbilical cord: A cord containing blood vessels connects the placenta with the foetus; this is called the umbilical cord.
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संबंधित प्रश्न
Give appropriate biological or technical terms for the following :
The fluid which surrounds the foetus
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 the wrong statement by correcting only one word either at the beginning or at the end of the sentence.
Uterus is also known as birth canal.
What changes occur at the time of birth?
Differentiate
Amnion and Chorion.
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
Complete the following sentences with appropriate word:
The umbilical cord connects _______
Write the functional activity of the following structure:
Placenta
How are carbon dioxide and urea, excreted by the foetus, removed?
