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Author Question: The use of paired slings that are vertical only does not produce the same tension as when paired ... (Read 89 times) |
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It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
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Cyanide works by making the human body unable to use oxygen.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.