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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.