- granulocytes release chemicals which stimulate:
- increase flow of blood so the area turns red.
- capillary leakage so the area swells.
- sensury neuron impulses so the area is tender.
- blood clotting so a scab is formed.
the specific immune system.
- leaves a memory cell.
- involves the lymphocyte cells capable of recognising foriegn cells.
- a large molecule on the outer surface of a cell.
- cells from different individuals have different antigens.
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