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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 fluid surrounding the developing embryo
Name the following:
The membrane which protects the foetus and encloses a fluid
Name the following:
The canal through which the testes descend into the scrotum just before birth in human male child.
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?
Name and describe very briefly, the stages in the development of human embryo.
Describe the functions of Amnion
Name the following:
The structure which connects the placenta and the foetus.
Give Reasons
The full-grown human embryo respires but does not breathe.
The haemoglobin of a human foetus ______.
How are carbon dioxide and urea, excreted by the foetus, removed?
