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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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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Hypothyroidism. Hyposecretion of the thyroid gland produces the symptoms that are illustrated. Hypothyroidism. Hyposecretion of the thyroid gland produces the symptoms that are illustrated.
Blood Cell Blood Cell
Patient conditions not appropriate for elctronic blood pressure measurement Patient conditions not appropriate for elctronic blood pressure measurement
Blood Flow Through the Cardiorespiratory System Blood Flow Through the Cardiorespiratory System
Access to clean drinking water is just as important as adequate nutrition for human health Access to clean drinking water is just as important as adequate nutrition for human health
Lineup of leukocytes (white blood cells) Lineup of leukocytes (white blood cells)
Video: Transcription—A molecular view

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