Question

where is "atria"present in body?

Answer 1

Hii..

Atria are chambers present in Heart .
Left atria receives oxygenated blood where as right atria receive deoxygenated blood .

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Answer 2

Atria :
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Atria is a component of a heart which is a chamber. It pumps blood through the ventricles.
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There are two atria -
1 ) Right Atrium.
2) Left Atrium.
Both of these atrium have thin-walled structure.
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Blood in the body enters our heart through these atrium. Both atrium contains pulmonary veins.
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Left atria receives oxygenated blood. And right atria receives deoxygenated blood. As both of the chambers receive blood through veins.
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Right atrium is an upper chamber. Besides, left atrium is a bit down chamber.
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