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Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.