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GCSE level biology exam revision notes - human health Part 2 GCSE level biology exam revision notes - human health Part 2 INDEX of GCSE level exam revision notes on keeping healthy 2 The body's different defences against infection, white blood cells, immune system, helpful medications, harmful pathogens, ways we can help with drugs and vaccines - immunisation [Author © Dr Phil Brown PhD: Doc Brown's biology exam revision notes suitable for students of UK IGCSE & GCSE level biology courses & ~ US grades 9-10 biology [healthy-2- page dated Mar 25th 2026 *] [email doc b: comment? query?] * [privacy & cookies policies & disclaimer] * ]SEARCH] Sub-index for this section on our body's defence mechanisms
(1) A historic note on cleanliness! Hygiene - what types of dangers exist? Types of pathogens? (2) Our body's physical defences against pathogens-infectious diseases (3) Our body's chemical defences against pathogens infectious diseases (excluding immune system, see Part 2.4) (4) A Introduction to the body's immune system (5) White blood cells and the action of phagocytes in our immune system (6) The lymphatic system, lymphocytes - formation of antibodies in our immune system [see also (7)] (7) The action of memory lymphocytes and production of anti-toxins in our immune system (8) Vaccination-immunisation - including MMR - 'pros' and 'cons' of vaccination (9) Drugs - introduction to medicines to treat disease and developing new drugs (10) Using antibiotics to kill or inhibit the growth of bacterial pathogens (11) Using antiseptics, antifungal agents and antivirals to combat pathogens (12) Monoclonal antibodies - production and uses (13) Tests and methods for detecting diseases
WHERE NEXT? Find your GCSE science course for more help links to revision notes This is a BIG website, you need to take time to explore it [Website Search Box] General HUMAN BIOLOGY revision notes Introduction to the organisation of cells => tissues => organs => organ systems (e.g. in humans) Examples of surfaces for the exchange of substances in animal organisms Homeostasis - introduction to how it functions (negative feedback systems explained) Homeostasis - control of blood sugar level - insulin and diabetes Homeostasis - thermoregulation, control of temperature The brain - what the different parts do and the dangers if damaged An introduction to the nervous system including the reflex arc Hormone systems - Introduction to the endocrine system - adrenaline & thyroxine hormones Hormone systems - menstrual cycle, contraception, fertility treatments Respiration - aerobic and anaerobic in plants and animals. Keeping healthy - communicable diseases - pathogen infections Keeping healthy - non-communicable diseases - risk factors for e.g. cancers Keeping healthy - diet and exercise
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