Biology-B3-Malaria 0.0 / 5 ? BiologyMicrobes and diseaseGCSEAQA Created by: tonisha_Created on: 29-05-21 13:47 What type of disease is Malaria? a communicable disease 1 of 19 What pathogen causes Malaria? protists (parasites) 2 of 19 What is a vector? an organism that can carry a disease without getting infected itself 3 of 19 What is the vector in Malaria Mosquitoes 4 of 19 What is the first thing a infected mosquito will do? feed off a person 5 of 19 What will it also do during this time and why inject saliva into the blood vessel to stop the blood from clotting. 6 of 19 What does the saliva cause? the malaria parasite to pass into the body 7 of 19 What does the malaria parasite then do enter the bloodstream 8 of 19 Where is the first place it travels to? The liver 9 of 19 What does the parasite do upon arrival at the liver? It enters liver tissues via kupffer cells and starts to replicate 10 of 19 What does this produce a second generation of parasites 11 of 19 Why is this generation different to the first? The second generation has the ability to infect red blood cells. 12 of 19 Why will the parasites enter the red blood cells? to hide and evade the immune system 13 of 19 What do they also do whilst in the red blood cells? they begin to replicate, causing the red blood cell to burst 14 of 19 What do those parasites then do? infect other red blood cells and create more parasites. 15 of 19 What happens if a non- infected mosquito feeds off this person? the mosquito will become infected with malaria and pass it on to another person. 16 of 19 What are some symptoms of Malaria? fever, convulsions, brain damage, coma, blood loss 17 of 19 Once inside of a mosquito, where does the malaria replicate inside its stomach 18 of 19 What happens when the malaria has matured? it will be transferred to the salivary glands. 19 of 19
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