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There are more sensory neurons in the tongue than in any other part of the body.
Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).
It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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.