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On average, the stomach produces 2 L of hydrochloric acid per day.
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The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.
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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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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Index card tickler file.
Major regulatory factors controlling pyruvate dehydrogenase and the citric acid cycle
Cell surface recognition factors
Other Factors Affecting Pulmonary Ventilation
Factors Affecting the Affinity of Hb for O2
The Heat Index.