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Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

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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.

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Excessive alcohol use costs the country approximately $235 billion every year.

The two major categories of postsynaptic receptors. The two major categories of postsynaptic receptors.
Posterior view of the Heart, outlining the major arteries Posterior view of the Heart, outlining the major arteries
Rinne test: A. Place the base of the tuning fork on the mastoid process. B. Place tuning fork in fro Rinne test: A. Place the base of the tuning fork on the mastoid process. B. Place tuning fork in fro
Communication as active process Communication as active process
Pectoralis Major Pectoralis Major
Rhombus major Rhombus major
Video: Polysaccharides

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