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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.
Did you know?
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.