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Term 4c
Natural and Artificial Immunity
| Question | Answer |
|---|---|
| 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. |