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Term 4c

Natural and Artificial Immunity

QuestionAnswer
Why is the term acquired immunity used? Because antibodies are acquired
What do antibodies do? the presence of antibodies makes a person resistant or immune to an infection.
What is active immunity? Specific immunity that is acquired when antibodies are produced within a person.
What is passive immunity? Specific immunity that is acquired when antibodies are received from an outside source.
What does Active Immunity involve? The body being exposed to an antigen and producing an antibody in response
IS this immunity long lasting? yes
Why is the word active used? Because antibodies are produced by the user
Active Natural Immunity results from ... .............. .............. ....... .... ...........? results from a previous encounter with the disease
Antibodies are produced by the person with ..... ...............and they are ............ from ........... ............ from the same ...................? Person with the disease and they are protected from further infection from the same organism.
Active Induced Immunity results from an ..............with ........ or with ...... or ............ organisms. Injection with toxoid or with killed or treated organisms.
How are antibodies passed on in passive immunity? Passed from one person to another via breastmilk or injection.
Gives ............. protection but is only ...... .................. Gives immediate protection but is only short lasting
Why is the word passive used? Because antibodies aren't produced by the user.
Passive natural immunity is when antibodies are acquired..... by baby across the placenta or in mother's milk
Passive Induced Immunity is when antibodies are acquired...... through an injection of immunoglobulins.
Illustration. A ........... with a ............. causes ............ a bacterium with a capsule causes disease
Without the ............, the ............. doesn't cause ............ but still acts as an ............. without the capsule the bacterium doesn't cause disease but still acts as an antigen.
Created by: zarap103