PATHOGEN 0.0 / 5 ? BiologyHEALTH AND DISEASESGCSEEdexcel Created by: sara.5Created on: 22-04-18 09:49 What happened in 1845? First major outbreak of the disease called CHOLERA 1 of 23 What are some symptoms of Cholera? Diarrohea 2 of 23 What bacterium is Tuberculosis caused by? Mycobacterium Tuberclosis 3 of 23 What are the symptoms of Tuberculosis? infections,Damages the lungs, resulting into blood speckled mucus after coughing & weight loss 4 of 23 What are these all a form of? Communicable disease 5 of 23 What are plants infected by? Fungi 6 of 23 What is Cholera dieback A disease of ash trees caused by Fungus 7 of 23 What happened when this was Fungi was first spotted? Woodland were closely surveyed to monitor spread 8 of 23 What is malaria caused by? By a protist called Plasmodium which multiplies inside red blood cell and liver cells 9 of 23 What are the symptoms of Malaria? When new protist break out on these cell it causes fever weakness and sickeness 10 of 23 What is a Virus? A particle that can infect cells and cause cells to make copies of the virus 11 of 23 What is one feature of a virus? No cellular structure 12 of 23 How do viruses multiply? By infecting a cell and taking over the cells DNA copying process to make new viruses 13 of 23 Which part of the body do viruses affect? Many at the same time 14 of 23 What does Ebola virus do? Causes the breakdown of blood vessels and liver and kidney cells 15 of 23 What does this lead to? Internal bleeding and fever so causing haemorrhagic fever 16 of 23 What does HIV do to the body? Attack and destroys white blood cells in the immune system 17 of 23 What doe people with HIV develop? AIDS 18 of 23 Why doe people develop AIDS? Because their immune system cannot protect them from secondary infectionsMany people die from these other infection including TB 19 of 23 Why do we have bacteria in our body? As they are essential for our life 20 of 23 How many people have Helicobater pylori in their stomach? 50% 21 of 23 How many people of these people never show symptom? 80% 22 of 23 What doe the rest of the people develop? Sore areas called ULCERS where the bacteria attacks in the stomach linning 23 of 23
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