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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Excessive alcohol use costs the country approximately $235 billion every year.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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