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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
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?
Differentiate between:
Amnion and allantois
How is Placenta formed? What are its functions?
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’?
Give Technical Term:
Name a membrane that surrounds the fetus and secretes a protective fluid.
Give Technical Term:
A structure which connects the placenta with the fetus.
During pregnancy, which hormones are secreted by the placenta?
The haemoglobin of a human foetus ______.
Does the foetus inside the mother's uterus breathe?
Which characteristic describes the direction of blood flow through the umbilical arteries?
