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.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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There are 20 feet of blood vessels in each square inch of human skin.
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The longest a person has survived after a heart transplant is 24 years.
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Your heart beats over 36 million times a year.
Positive and Negative Symptoms of Schizophrenia
Eighteen-year-olds were the largest age cohort in the first year of the war in both armies. Soldiers
Nonverbal communications convey strong, powerful messages that may be negative or positive.
Spring for the Crane and Deer. Beginning position: Legs straight and together, arms at sides of ...
Portrait of Typical 12-year-old Boy and Girl, 1981 and 2007-2009
A concrete wall of a cold storage room measures 3.0 m high, 5.0 m wide, and 20 cm thick. The ...