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Question
Describe the functions of placenta
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Solution
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.
RELATED QUESTIONS
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.
Uterus is also known as birth canal.
What is Placenta?
Complete the following sentences with appropriate word:
The period of complete development of the fetus until birth is termed ______.
Complete the following sentences with appropriate word:
The placenta is ________permeable
Write the functional activity of the following structure:
Amnion
The haemoglobin of a human foetus ______.
Assertion (A): The foetus respires but does not breathe.
Reason (R): The maternal blood supplies oxygen to the foetus through placenta.
Mother's blood flows into the foetus through placenta.
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Foetus.
- Where is it contained?
- How does it differ from embryo?
