advantage of double circulation is that impure & pure blood means de-oxygenated blood & oxygenated blood do not mix together during ciculation.
Oxygenated blood. The one exception is the pulmonary artery which carries un-oxygenated blood from the heart to the lungs.
Four-chambered heart
Arteries carries pure ie oxygenated blood to all parts of the body.
oxygenated blood oxygenated blood oxygenated blood
Blood becomes oxygenated in the lungs.
Oxygenated blood is carried by all arteries but one which is the pulmonary artery
oxygenated blood (arterial blood) is bright red.
The left side of the heart is associated with circulation of pure oxygenated blood to the body tissues
Oxygenated
There is oxygenated blood in the efferent capillaries.
They are oxygenated and un oxygenated