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प्रश्न
What is meant by the term 'double circulation' of blood in mammals? What is diastole?
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उत्तर
Blood flows twice in the heart before it completes one full cycle. This process of blood circulation in the human body is called double circulation.
The expansion or relaxation phase of the atria is called a diastole.
संबंधित प्रश्न
The blood from the heart is transported to all parts of the body by the ______.
Why is blood needed by all the parts of a body?
Aqueous humour, Vitreous humour, lris, Central canal
What is meant by human circulatory system? Name the organs of the circulatory system in humans.
Describe, in brief, the circulatory system in human beings.
Name the following:
Any one vein which starts from an organ and ends in another organ besides the heart
Differentiate between members of the following pairs with reference to the aspect asked within bracket:
Artery and vein (direction of blood flow)
What is the Rh-factor?
The artificial method of filtering the blood or removing the wastes from the blood.
Identify the function of the erythropoietin hormone produced by kidney cells.
