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In humans, the circulation is called double circulation owing to the fact that blood circulates
through the heart twice.
Flowchart for Circulatory of blood
Veins collect the deoxygenated blood from various parts of the body > Right Atrium > Right
Ventricle > Pulmonary Arteries > Lungs > Pulmonary Veins > Left Atrium > Left Ventricle
> Arteries carry the oxygenated blood to the different parts of the body.
Lymph
Lymph is another body fluid that is present in the human circulatory body. It is also referred
to as the tissue fluid. It is colorless fluid which contains salts, water, proteins etc which
circulates and transports the digested food and absorbed fat to the intercellular spaces in
tissues.