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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
Name the following:
The fluid surrounding the developing embryo
Give appropriate terms for the following:
Rupture of follicle and release of ovum from the ovary.
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.
Fertilisation occurs in vagina.
Name the following:
The structure which connects the placenta and the foetus.
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
A hollow pear-shaped muscular organ that holds, nourishes and protects the fetus.
During pregnancy, which hormones are secreted by the placenta?
In human beings, the placenta is formed by ______.
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 |
Mention any two functions of the human foetal placenta.
