The horizontal fraction bar was introduced by the Arabs.
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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
The nurse is using Standard Precautions to draw blood.
The major veins of the body.
Blood Glucose Levels
Valves in veins open to permit blood flow, close to prevent backflow.