The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.