Wk 4: Yr 10 Biology: The immune system and vaccination

The immune system's main role is to:

Vaccinations work because they:

Vaccinations include:

Foreign cells in the body carry foreign proteins that the body recognises as 'non-self'. These are called:

In order to fight foreign invaders in the body, white blood cells create:

Antibodies help the body to:

When the body encounters a pathogen, antibodies are created that are specific to that pathogen. The next time the body encounters the pathogen, the response will be:

Vaccines deliberately expose humans to disease to create antibodies against the disease. We don't get sick from the vaccine like we would from the real disease because:

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