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प्रश्न
Mother's blood flows into the foetus through placenta.
विकल्प
True
False
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.
संबंधित प्रश्न
Match the items in column I with those in column II and write down the matching pairs (some may not match)
Column I | Column II | ||
a | Acrosome | 1 | An embryo which looks like human baby |
b | Gestation | 2 | Luteinizing hormone |
c | Menopause | 3 | ovum producing cells |
d | Foetus | 4 | complete stoppage of menstrual cycle |
e | Oogenesis | 5 | spermatozoa |
f | Ovulation | 6 | Complete stoppage of menstrual cycle. |
7 | Time taken by a fertilized egg till the delivery of baby |
State whether the following statements are TRUE (T) or FALSE (F):
Rewrite the wrong statement by correcting only one word either at the beginning or at the end of the sentence.
Uterus is also known as birth canal.
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.
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.
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The protective sac which develops around the developing embryo is called the Pericardium.
Explain the term Fetus
Name the Following
A hollow pear-shaped muscular organ that holds, nourishes and protects the fetus.
Give Technical Term:
The part in the uterus which is concerned with the supply of nutrition from the mother to the fetus.
Mention any two functions of the human foetal placenta.
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?