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प्रश्न
List the substances which the foetus receives from the mother through placenta.
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उत्तर
- Oxygen: The placenta exchanges oxygen from the mother's bloodstream to the foetal bloodstream.
- Nutrients/Food: The placenta transfers essential nutrients, such as glucose, from the mother to the foetus to promote their growth.
- Antibodies: The placenta transfers antibodies from the mother to the foetus, giving the baby immunity early in life.
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संबंधित प्रश्न
Name the following:
The body part in which the embryo develops.
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.
The diagram given below is that of a developing human foetus in the womb. Study the same and then answer the questions that follow:
- Name the parts '1' to '5' indicated by guidelines.
- What term is given to the period of development of the foetus in the womb?
- How many days does the foetus take to be fully developed?
- Mention two functions of the parts labelled ‘2’ other than its endocrine function.
- Name the hormone (anyone) produced by the part labelled ‘2’.
- What is the function of the part marked ‘3’?
Name the Following
A hollow pear-shaped muscular organ that holds, nourishes and protects the fetus.
Write the functional activity of the following structure:
Uterus
Which of the following reproductive structures is responsible for secretion of hCG?
In human beings, the placenta is formed by ______.
Mother's blood flows into the foetus through placenta.
Write the specific location of the following:
Placenta
Which component of the placenta originates from the trophoblast of the blastocyst and is also called the chorion frondosum?
