BMS 213 Lecture Notes - Lecture 1: Keratin, Trachea, Debridement
9 Oct 2016
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Document Summary
Immunology: the study of the genetic, biological, chemical and physical characteristics of the immune system, the use of protective mechanisms to recognize self from non-self-molecules. Immunity: the body"s ability to respond to the presence of any foreign substance. Immunocompetent is when a person"s immune system functions properly. Immunocompromised is when part or all of a person immune system cannot respond appropriately to foreign substances. Antigens- any agent that is capable of binding specifically to components of the immune system such as lymphocytes, macrophages and antibodies. Can be proteins, carbs, lipids or nucleic acids. Non-microbial antigens include components of pollen, egg white, bees wax, foreign blood cells and tissue/ organ transplant. Antibody- a freely circulating soluble protein produced by cells of the immune system that protect against foreign substances. There are 5 classes of immunoglobulin"s ( igg, iga, igd, ige, and igm) Igg: major antibody in the blood and lymphatic circulation 80%
