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Why does the blood become more darker as it is being pumped round the body?
As blood travels through the body, it delivers oxygen to tissues and organs. Oxygenated blood is bright red, but as oxygen is utilized, the blood becomes deoxygenated and appears darker. This change in color is a result of the oxygen-rich hemoglobin turning into deoxygenated hemoglobin.
Does the atrium have depxgyenated blood?
No, the atrium does not have deoxygenated blood. The right atrium receives deoxygenated blood from the body through the superior and inferior vena cava.
Which body part brings Deoxygenated blood back from brain?
The deoxygenated blood leaves the brain via the dural sinuses. These are large veinous structures located in the dura mater that connect with the internal jugular vein.
Where is the supior and inferior venae cavae located?
The superior vena cava is located above the heart, carrying deoxygenated blood from the upper body to the heart. The inferior vena cava is situated below the heart, transporting deoxygenated blood from the lower body to the heart.
Does the right atrium receive oxygen-rich blood from the lungs?
Not normally - that's the site of venous blood collection.
