Infection and Response 0.0 / 5 ? BiologyMicrobes and diseaseMedicine and drugsNervous system, hormones and behaviourGCSEAQA Created by: Messel8910Created on: 01-10-19 21:47 What are pathogens? Microorganisms that can cause infectious disease 1 of 20 Which pathogens can cause disease? Viruses, Bacteria, Protists and Fungi 2 of 20 How can pathogens be spread once they have infected a plant or animal? Direct contact, by water orby air 3 of 20 How might bacteria and viruses reproduce inside the body? Rapidly 4 of 20 How do bacteria make us feel ill? They produce poisons (toxins) that damage tissues 5 of 20 Where do viruses reproduce? Inside body cells, causing cell damage 6 of 20 Name 3 viral diseases Measles, HIV, Tobacco mosaic Virus 7 of 20 What are the symptoms of measles? Fever and red skin rash 8 of 20 How do we protect young children against measles? Vaccination 9 of 20 How is the measles virus spread? Inhalation of droplets from sneezes and coughs 10 of 20 How can you control HIV? With antiretroviral drugs 11 of 20 What is late stage HIV infection known as? AIDS 12 of 20 What does it mean if you have AIDS? Tha the body's immune system is so badly damaged it can no longer deal with other infections or cancers 13 of 20 How is HIV spread? Sexual contact or exchange of body fluids such as blood when drug users share needles 14 of 20 Name a plant affected by Tobacco mosaic virus Tomato 15 of 20 What might you see on a plant suffering from Tobacco Msaic Virus Distinctive mosaic pattern of discolouration on the leaves 16 of 20 How does Tobacco mosaic virus affect a plant's growth Discolouration of leaves reduces growth as there is a lack of photosynthesis 17 of 20 Name two bacterial diseases Salmonella, Gonorrhoea 18 of 20 How is Salmonella spread? By bacteria ingested in food, or in food prepared in unhygienic conditions 19 of 20 How do we protect poultry from Salmonella in the UK? Vaccination 20 of 20
Comments
No comments have yet been made