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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
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.
Placenta
- What are the two sources that form placenta?
- Name any two main substances which pass from foetus to mother through placenta.
- Name any two hormones it produces.
What is Placenta?
Give Technical Term:
The part in the uterus which is concerned with the supply of nutrition from the mother to the fetus.
Give Technical Term:
The period of intrauterine development of the embryo.
Complete the following sentences with appropriate word:
The embryo inside the uterus is protected from jerks or mechanical shocks by ________
Name the following:
Two hormones secreted from placenta.
How are carbon dioxide and urea, excreted by the foetus, removed?
Placenta produces certain hormones.
Mother's blood flows into the foetus through placenta.
