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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

The anterior pituitary is sometimes called the master gland because it secretes many hormones that r The anterior pituitary is sometimes called the master gland because it secretes many hormones that r
The anterior pituitary gland and its target organs. The anterior pituitary gland and its target organs.
Converting Degrees, Minutes, Seconds to Degrees Converting Degrees, Minutes, Seconds to Degrees
Pattern for palpation: Anterior thorax Pattern for palpation: Anterior thorax
Anterior Now of skeleton of thorax Anterior Now of skeleton of thorax
The anterior corticospinal pathway The anterior corticospinal pathway
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