Tornado Information for Strang, Oklahoma. Strang, OK is a Very High Risk area for tornados. According to records, the largest tornado in the Strang area was an F4 in 1991 that caused 22 injuries and 0 deaths. *Tornado risk is calculated from the destruction path that has occured within 30 miles of the location.
When invaded by antigens, the body forms substances called antibodies When the body overreacts to a specific antigen, which is a hypersensitivity reaction, this is a(n)
The Immune system is a complex network of cells (such as lymphocytes) and organs that work together to defend the body against foreign substances (antigens) such as bacteria, a virus or tumor cell.When the body discovers such a substance several kinds of cells go into action in what is called an immune response.acrophages Macrophages are the body's first line of defense and have many roles. A macrophage is the first cell to recognize and engulf foreign substances (antigens). Macrophages break down these substances and present the smaller proteins to the T lymphocytes.