Did you know?
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
Did you know?
Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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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).
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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
Sandy Brooke, Fate and Luck: Eclipse.
A typical 1/2 inch drive air impact wrench. The direction of rotation can be changed to loosen or ...
Typical fireproof flammable storage cabinet.
A typical electric cooling fan assembly showing the radiator and related components.
A typical fuel tank installation.