There are 20 feet of blood vessels in each square inch of human skin.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
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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.
Use of the tympanic thermometer to measure body temperature.
Conduction of the Action Potential
Sample Items from the Brief Multidimensional Measure of Religiousness/Spirituality (BMMRS)