vascular blood flow through the body |
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| navigate by keyword : obstructive anatomy artery atherosclerosis attack background biology bladder blood body burn capillaries carbon cardiovascular cell cells cholesterol circulation constricted dark decrease dioxide direction expand fat flow health healthy heart human illustration kidney lung medical medicine microbiology microscopic muscle oxygen part pressure pump recover red research return science shrink system tissue tube valve vascular vein vessel |
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| Red blood pressure it have dense oxygen from the heart to tissue, cells or body parts. Red blood taken back to the heart it is darker red as it has oxygen decrease. Illustration human body. |
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