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Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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The horizontal fraction bar was introduced by the Arabs.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Variation in shape and length of nerve cells. Variation in shape and length of nerve cells.
Conduction of pain impulses. Conduction of pain impulses.
trigeminal nerve trigeminal nerve
Cross Section of Skin and Free Nerve Endings Cross Section of Skin and Free Nerve Endings
First-order sensory neuron with encapsulated nerve endings First-order sensory neuron with encapsulated nerve endings
A container in the shape of a right circular cylinder with no top has surface area square feet. A container in the shape of a right circular cylinder with no top has surface area square feet.
Video: Introduction to Photolithography - WC, BLF, PA, Hard and Soft baking

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