There are more sensory neurons in the tongue than in any other part of the body.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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There are 60,000 miles of blood vessels in every adult human.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
Examples of structures in which extensive surface area is important for function.
Murray River Curly Coated Retriever
This young child is pulling at the ear and acting fussy, two important signs of otitis media.
It's important to take all your antibiotics
Calculation of the Value of Depletion for the 14 Most Important Minerals