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प्रश्न
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.
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उत्तर
- The placenta is formed of two sets of minute finger-like projections, the villi. One set of villi are given out by the uterine wall and the other set by an extension (allantois) from the embryo.
- Carbon dioxide and urea.
- Oestrogens and progesterone.
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संबंधित प्रश्न
What is the significance of amniotic fluid?
Name the following:
The fluid surrounding the developing embryo
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.
Nutrition and oxygen diffuse from the mother’s blood into the foetus’s blood through amnion.
Differentiate between:
Follicle and corpus luteum
Describe briefly the ways how a mammalian embryo is nourished
Differentiate
Uterus and Urethra.
Complete the following sentences with appropriate word:
The placenta is ________permeable
Mention any two functions of the human foetal placenta.
Mother's blood flows into the foetus through placenta.
Which placental function involves the supply of essential nutrients such as glucose, amino acids, and vitamins to the foetus?
