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6 Cards in this Set
- Front
- Back
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Main parts of immune system |
Antibodies, WBC, other chemicals, proteins that attack and destroy substances |
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First line of defence |
Non specific Present from birth Tear Respiratory throat Stomach Etc.... |
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2nd line of defence |
Non specific internal defence Mast cells release histamine to create inflammation Phagocytosis |
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3rd line of defence |
Specific internal Cells and proteins attack, disarm and destroy foreign bodies Repeated attack by some pathogen |
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Four protective reflexes |
Sneezing Coughing Dioreha Vomiting |
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How are infectious diseases spread |
Direct and indirect content Wash hands with antibacterial wash to kill microbes Barriers |
