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The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

A health history is essential in collecting subjective data about metabolic acidosis. A health history is essential in collecting subjective data about metabolic acidosis.
Anatomical Charts Digestive System Anatomical Charts Digestive System
Working and Living and Playing in the City Dump of Phnom Penh, Cambodia Working and Living and Playing in the City Dump of Phnom Penh, Cambodia
Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ... Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ...
Working-Age Fraction of the U.S. Population, 1950–2050 Working-Age Fraction of the U.S. Population, 1950–2050
Human sense of smell Human sense of smell
Video: Autonomic Nervous System Animation

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