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15 Cards in this Set

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Immunology
a. the division of bacteria concerned with immunity
b. the study of the reaction of tissues of the immune system to antigenic stimulation
Immunity
the quality of being susceptible to or unaffected by a particular disease or condition
Susceptible
a. lacking immunity or resistance
b. being predisposed or sensitive to the effects of an infectious disease, allergen or other pathogenic agent
Susceptible (c)
the reverse of immunity and result of suppression of factors that cause immunity
Antigen (immunogen)
a substance that promotes the production of antibodies against itself and can react specifically with them. (any foreign matter entering the body is an antigen)
Antibodies (immunoglobin)
a glycoprotein in the body that destroys or inactivates certain foreign substances that gains access to the body particularly microbes and other products
4 toxin/antitoxin reactions
a. toxin/antitoxin
b. bacteria/cytolysin
c. bacteria/opsonins
d. virus/virus neutralizing antibody reaction
toxin/antitoxin
i. toxin enters the body
ii. antitoxin recognizes it and attaches to it
iii. neutralizes toxin and destroys it
bacteria/cytolysin
i. bacteria enters the body
ii.cytolysin recognizes it and attaches to it
iii. cytolysin destroys cell wall of bacteria
bacteria/opsonins
i. bacteria enters the body
ii. opsonins recognizes it and attachest to it
iii. opsonins presents it to wbc to phagocytize the bacterial cell
virus/virus neutralizing antibody reaction
i. a virus enters the body
ii. virus neutralizing antibody recognizes it and attaches to it
iii. by attaching to it, it prevents the virus from attaching the tissue of body so infection can't occur
2 types of immunity
natural immunity
acquired immunity
natural immunity
(natural heritage, innate immunity, genetic immunity)
immunity you are born with
acquired immunity
immunity that is acquired after birth
4 types of acquired immunity
1. naturally acquired passive immunity
2. naturally acquired active immunity
3. artificially acquired active immunity
4. artificially acquired passive immunity