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प्रश्न
Name the following:
The structure which connects the placenta and the foetus.
उत्तर
Umbilical cord
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.
Name and describe very briefly, the stages in the development of human embryo.
The circulatory system of the fetus and that of the mother are never connected directly. What are the advantages?
What changes occur at the time of birth?
Give Technical Term:
The part in the uterus which is concerned with the supply of nutrition from the mother to the fetus.
Give Technical Term:
The period of intrauterine development of the embryo.
Write the functional activity of the following structure:
Uterus
Assertion (A): The foetus respires but does not breathe.
Reason (R): The maternal blood supplies oxygen to the foetus through placenta.
Heart and blood vessels have been formed by the end of five weeks of pregnancy.
