Biology paper 1 - infection and response 0.0 / 5 ? BiologyMicrobes and diseaseGCSEAQA Created by: rosierabyCreated on: 12-05-18 14:46 What are microorganisms that cause disease called? Pathogens 1 of 37 What four things could pathogens be? Bacteria, virus, fungi and protist 2 of 37 What do bacteria produce that damage our tissues and make us feel ill? Toxins/poisons 3 of 37 Where do viruses reproduce which cause cell damage? Reproduce inside cells 4 of 37 Which viral disease causes a fever and a red skin rash? Measles 5 of 37 How is measles virus spread? Inhalation of droplets from sneezes and coughs 6 of 37 What is HIV infection controlled by? Antiretroviral drugs 7 of 37 What is late stage HIV infection where the body's immune system becomes so badly damaged that it can no longer deal with other infections or cancers? AIDS 8 of 37 Name a plant virus that causes a discolouration of the leaves as a pattern and affects the growth of the plant due to a lack of photosynthesis? TMV 9 of 37 Which bacterial disease is spread by contaminated food? Salmonella 10 of 37 What are the symptoms of salmonella food poisoning? Fever, abdominal cramps, vomiting and diarrohoea 11 of 37 Name an STD that is spread by bacterium. Gonorrhoea 12 of 37 Give two symptoms of gonorrhoea. Thick yellow/green discharge and painful urination 13 of 37 Name a plant fungal disease. Rose black spot 14 of 37 What is a symptom of rose black spot? Purple or black spots develop on leaves which turn yellow and drop 15 of 37 How is rose black spot treated? Fungicides and/or removing and destroying affected leaves 16 of 37 How is rose black spot spread? By water or wind 17 of 37 Name a protist disease. Malaria 18 of 37 Give a symptom of malaria. Recurrent episodes of fever 19 of 37 How can the spread of malaria be controlled? Preventing vectors (mosquitos) from breeding and using mosquito nets to avoid being bitten 20 of 37 Name a non-specific defence system of the human body. Skin, nose, trachea/bronchi and stomach 21 of 37 In which three ways do WBCs help to defend against pathogens? Antibodies, antitoxins and phagocytosis 22 of 37 What is a vaccination? Introducing small quantities of dead/inactive pathogens to stimulate 23 of 37 What do antibiotics do? Kill bacteria 24 of 37 Give an example of an antibiotic. Penicillin 25 of 37 Can antibiotics kill viral pathogens? No 26 of 37 Do painkillers kill pathogens? No 27 of 37 Why is it difficult to kill viruses? May also damage the body's tissues 28 of 37 Where does the heart drug digitalis originate from? Foxglove 29 of 37 Where does the painkiller aspirin originate from? Willow tree 30 of 37 Who discovered penicillin? Alexander Fleming 31 of 37 What is the first stage of drug testing called? Pre-clinical testing 32 of 37 What three things are new drugs extensively tested for? Toxicity, efficacy and dose 33 of 37 Where is pre-clinical testing done? In a lab 34 of 37 Who does clinical testing involve? Healthy volunteers and patients 35 of 37 What is a placebo? Fake drug 36 of 37 What is a double-blind trial? Patient and doctor do not know who has the real drug 37 of 37
Comments
No comments have yet been made