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प्रश्न
Complete the following sentences with appropriate word:
The umbilical cord connects _______
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उत्तर
The umbilical cord connects Foetus and placenta.
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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?
The circulatory system of the fetus and that of the mother are never connected directly. What are the advantages?
Give Reasons
The full-grown human embryo respires but does not breathe.
Differentiate
Uterus and Urethra.
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’?
Name the Following
How the embryo inside the uterus is protected from jerks or mechanical shocks.
Give Technical Term:
A structure which connects the placenta with the fetus.
How are carbon dioxide and urea, excreted by the foetus, removed?
Write one sentence using the following term pertaining to reproduction in humans.
Placenta
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Foetus.
- Where is it contained?
- How does it differ from embryo?
