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प्रश्न
What is the significance of amniotic fluid?
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उत्तर
Significance of amniotic fluid:
- It protects the embryo from physical damage by jerks and mechanical shocks.
- It also maintains even pressure all around the embryo.
APPEARS IN
संबंधित प्रश्न
Name the following:
The membrane which protects the foetus and encloses a fluid
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 | ………………… |
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?
Describe the functions of placenta
How is Placenta formed? What are its functions?
Describe briefly the ways how a mammalian embryo is respires
Give Reasons
The full-grown human embryo respires but does not breathe.
Study the diagram given below and then answer the questions that follow:
(i) Name the parts labeled 1 and 2. State the function of each part.
(ii) State any one function of the amniotic fluid.
(iii) What is the role of the umbilical cord in the development of the fetus?
(iv) Name the part in the diagram which is endocrine in nature.
Name the Following
How the embryo inside the uterus is protected from jerks or mechanical shocks.
Complete the following sentences with appropriate word:
The period of complete development of the fetus until birth is termed ______.
