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प्रश्न
Describe briefly the ways how a mammalian embryo is nourished
उत्तर
The mammalian embryo is nourished by the nutrients which diffuse through the placenta of the mother to pass through the umbilical cord to the embryo.
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संबंधित प्रश्न
What is the significance of amniotic fluid?
State whether the following statements are TRUE (T) or FALSE (F):
Rewrite of the wrong statements by correcting only one word either at the beginning or at the end of the sentences.
Gestation period in humans is about 380 days.
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.
Name the following:
The structure which connects the placenta and the foetus.
Give Technical Term:
The part in the uterus which is concerned with the supply of nutrition from the mother to the fetus.
Complete the following sentences with appropriate word:
The placenta is ________permeable
Complete the following sentences with appropriate word:
The expulsion of the fetus from the body to the mother in a human female is called __________.
Write the functional activity of the following structure:
Placenta
Name the following:
Two hormones secreted from placenta.
Placenta produces certain hormones.
