Did you know?
There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
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The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Structure of a typical prokaryotic cell
Typical Soil Profile
Typical combustion and exhaust temperatures.
Typical exhaust manifold gaskets. Note how they are laminated to allow the exhaust manifold to ...
A typical peak-and-hold fuel-injector waveform. Most fuel injectors that measure less than 6 ohms ...
Typical photovoltaic cell