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प्रश्न
Describe the functions of placenta
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उत्तर
Placenta:
The placenta allows the diffusion of oxygen and nutrients such as glucose, vitamins and amino acids from mother to foetus.
Similarly, it also allows the diffusion of carbon dioxide, urea and waste products from foetus to mother.
Placenta also acts as an endocrine tissue. It secretes oestrogen and progesterone.
संबंधित प्रश्न
Name the following:
The fluid surrounding the developing embryo
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.
Implantation.
- The development stage that undergoes this process.
- The approximate time after fertilisation, when it occurs.
Differentiate between:
Follicle and corpus luteum
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The protective sac which develops around the developing embryo is called the Pericardium.
Describe briefly the ways how a mammalian embryo is nourished
Differentiate
Fetus and Embryo.
Give Technical Term:
Name a membrane that surrounds the fetus and secretes a protective fluid.
Write the functional activity of the following structure:
Uterus
Amniotic fluid serves to provide oxygen to the foetus.
