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प्रश्न
Complete the following sentences with appropriate word:
The placenta is ________permeable
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उत्तर
The placenta is Selectively permeable
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संबंधित प्रश्न
Name the following:
The canal through which the testes descend into the scrotum just before birth in human male child.
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Hyaluronidase.
- Is it an enzyme or simply a protein?
- What is its function?
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 Amnion
Differentiate
Uterus and Urethra.
Give Technical Term:
Name a membrane that surrounds the fetus and secretes a protective fluid.
Complete the following sentences with appropriate word:
The embryo inside the uterus is protected from jerks or mechanical shocks by ________
During pregnancy, which hormones are secreted by the placenta?
Match the respiratory surfaces to the organisms in which they are found.
| Organ/ cells | Hormones | ||
| (i) | Corpus luteum | (a) | HCG |
| (ii) | Leydig's cells | (b) | Estrogen |
| (iii) | Placenta | (c) | Progesterone |
| (iv) | Graafian follicle | (d) | Testosterone |
List the substances which the foetus receives from the mother through placenta.
