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Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Wave Wave
P wave (SA node initiates atrial depolarization). P wave (SA node initiates atrial depolarization).
The “first wave” of the U.S. women’s movement met enormous opposition. The women in this 1920 ... The “first wave” of the U.S. women’s movement met enormous opposition. The women in this 1920 ...
A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ... A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ...
The uracil-binding pocket of human UNG The uracil-binding pocket of human UNG
Cutaway Drawing of Tholos, The So-called Treasury of Atreus Cutaway Drawing of Tholos, The So-called Treasury of Atreus
Video: Factors that influence muscle tension - Sarcomere length and force, understretched and overstretched

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