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Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
Did you know?
Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.