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Did you know?

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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If all the neurons in the human body were lined up, they would stretch more than 600 miles.

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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

An activation barrier, representing the transition state An activation barrier, representing the transition state
Comparison of reactions at equilibrium and steady state Comparison of reactions at equilibrium and steady state
State Laws on Abortion prior to Roe v. Wade, 1973 State Laws on Abortion prior to Roe v. Wade, 1973
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Drawing of Central PompeII In Its Current State Drawing of Central PompeII In Its Current State
Video: Atrial natriuretic peptide (vasodilation) & Aldosterone

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