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प्रश्न
Mother's blood flows into the foetus through placenta.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
The placenta separates the mother's and foetal blood. The placenta separates the maternal and foetal circulations, allowing for the exchange of oxygen, nutrients, and waste products without direct blood mixing.
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संबंधित प्रश्न
What is the significance of amniotic fluid?
Name the following:
The body part in which the embryo develops.
Describe briefly the ways how a mammalian embryo is nourished
The diagram given below is that of a developing human foetus in the womb. Study the same and then answer the questions that follow:
- Name the parts '1' to '5' indicated by guidelines.
- What term is given to the period of development of the foetus in the womb?
- How many days does the foetus take to be fully developed?
- Mention two functions of the parts labelled ‘2’ other than its endocrine function.
- Name the hormone (anyone) produced by the part labelled ‘2’.
- What is the function of the part marked ‘3’?
Complete the following sentences with appropriate word:
The embryo inside the uterus is protected from jerks or mechanical shocks by ________
During pregnancy, which hormones are secreted by the placenta?
Mention any two functions of the human foetal placenta.
Write one sentence using the following term pertaining to reproduction in humans.
Placenta
Amniotic fluid serves to provide oxygen to the foetus.
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Morula.
- What is this stage?
- Name the stage which comes next to it?
