There are more sensory neurons in the tongue than in any other part of the body.
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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.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
GENERAL PRINCIPLES OF CELL COMMUNICATION
Nursing diagnositic process - risk for infection
How Enzymes Act as Catalysts: Principles and Examples
Sodium’s chief role is regulation of fluid balance