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Question
Write one sentence using the following term pertaining to reproduction in humans.
Placenta
Solution
The placenta is the blood vessel-containing cord that connects the embryo to the mother's uterine wall.
RELATED QUESTIONS
Give appropriate biological or technical terms for the following :
The fluid which surrounds the foetus
Complete the following table by writing the name of the structure or the function of the given structure:
| Structure | Function | ||
| 1 | Corpus luteum | 1 | …………… |
| 2 | ……………. | 2 | Produces male gametes in mass |
| 3 | Placental disc | 3 | …………………….. |
| 4 | . ……………. | 4 | Increases the force in uterine contractions during child birth |
| 5 | Umbilical cord | 5 | …………………. |
| 6 | Fallopian tube | 6 | ………………… |
How is Placenta formed? What are its functions?
Describe briefly the ways how a mammalian embryo is respires
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
Complete the following sentences with appropriate word:
The embryo inside the uterus is protected from jerks or mechanical shocks by ________
Assertion (A): The foetus respires but does not breathe.
Reason (R): The maternal blood supplies oxygen to the foetus through placenta.
List the substances which the foetus receives from the mother through placenta.
Mother's blood flows into the foetus through 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?
