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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.
संबंधित प्रश्न
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.
Fertilisation occurs in vagina.
Given below are the names of certain stages/substances related to reproduction and found in human body. Answer the questions related to them.
Gestation
• What is its meaning?
• How long does it normally last?
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Implantation.
- The development stage that undergoes this process.
- The approximate time after fertilisation, when it occurs.
Describe briefly the ways how a mammalian embryo is nourished
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
Give Technical Term:
The period of intrauterine development of the embryo.
Complete the following sentences with appropriate word:
The expulsion of the fetus from the body to the mother in a human female is called __________.
All are functions of placenta, EXCEPT ______.
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Foetus.
- Where is it contained?
- How does it differ from embryo?
