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Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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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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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

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Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

A hypothetical example of the bottleneck effect. A hypothetical example of the bottleneck effect.
The effect of a double bond on the shape of fatty acids The effect of a double bond on the shape of fatty acids
Effect of stimulus type on graded potentials. Effect of stimulus type on graded potentials.
Ceiling effect of aspirin. A plateau is reached where increasing the dose of aspirin will not create ... Ceiling effect of aspirin. A plateau is reached where increasing the dose of aspirin will not create ...
Peanut butter is good source of protein Peanut butter is good source of protein
Smoking’s effect on lungs Smoking’s effect on lungs
Video: Graded potentials - electrical characteristics and types

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