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Author Question: Pneumonia can be caused by bacteria, viruses, fungi, or exposure to chemicals or other substances. ... (Read 62 times) |
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
This photograph of a Union soldier just freed from Andersonville prison, stunned and enraged norther
Colored scanning electron micrograph (SEM) of a helper T cell (green) with HIV viruses (red) budding ...