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Question
Explain the term Fetus
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Solution
Fetus: The fertilized zygote gets implanted in the endometrial lining of the uterus and is called the fetus after undergoing cell division.
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RELATED QUESTIONS
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Placenta
- What are the two sources that form placenta?
- Name any two main substances which pass from foetus to mother through placenta.
- Name any two hormones it produces.
Differentiate between:
Impotency and sterility
Differentiate between:
Amnion and allantois
Describe the functions of placenta
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’?
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.
Complete the following sentences with appropriate word:
The umbilical cord connects _______
Complete the following sentences with appropriate word:
The placenta is ________permeable
Write the functional activity of the following structure:
Uterus
Name the following:
Two hormones secreted from placenta.
