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प्रश्न
Mention three functions of the placenta.
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उत्तर
- It connects the fetus with the uterus of mother.
- It helps in the exchange of nutrients, gases and waste products between mother and the foetus.
- It acts as an endocrine gland and secretes chorionic gonadotropin hormone which maintains the pregnancy.
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संबंधित प्रश्न
Name the following:
The membrane which protects the foetus and encloses a fluid
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Hyaluronidase.
- Is it an enzyme or simply a protein?
- What is its function?
The diagram given alongside is that of a developing human foetus in the womb. Study the same and answer the questions that follows:
Name the parts ‘1’ to ‘5’ indicated by guidelines
What is Placenta?
Describe briefly the ways how a mammalian embryo is respires
Give Reasons
The full-grown human embryo respires but does not breathe.
Write the functional activity of the following structure:
Uterus
In human beings, the placenta is formed by ______.
Heart and blood vessels have been formed by the end of five weeks of pregnancy.
Mother's blood flows into the foetus through placenta.
