Biology 4.1.1 Malaria, tuberculosis and HIV

Descripción

A level (4.1.1 Diseases) Biology Fichas sobre Biology 4.1.1 Malaria, tuberculosis and HIV, creado por Sam Gunnell el 09/05/2019.
Sam Gunnell
Fichas por Sam Gunnell, actualizado hace más de 1 año
Sam Gunnell
Creado por Sam Gunnell hace más de 5 años
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Resumen del Recurso

Pregunta Respuesta
What type of pathogen cause malaria? Protoctista
What is the protoctista called that causes malaria? Plasmodium
How is malaria spread? An infected mosquito will feed on a humans blood and the plasmodium will move to their salivary glands. When mosquitos bite, they spit into the blood, infecting the human
Why is malaria hard to treat? Plasmodium have become resistant to previously used drugs
How can you reduce your chance of being infected with malaria? - Avoid being bitten - Reduce mosquito number
How can we reduce the number of mosquitos? - Pesticides - Drain ponds as mosquitos reproduce in still water
What other ways can malaria be spread apart from mosquitos? Blood transfussions
What pathogen causes tuberculosis? Bacteria
What is the bacteria called that causes tuberculosis? Mycobacterium tuberculosis
How is tuberculosis spread? Droplet infection
What are some symptoms of TB? - Weight loss - Lung damage
Why is TB to treat? The bacteria is protected by the immune system which makes drugs difficult to reach them
What pathogen causes HIV/AIDS? Virus
What is the HIV virus called? Human immunodificiency virus
What other ways can HIV spread other than sex? - Sharing needles - Blood transfusion - From mother to unborn child via the placenta
What are the symptoms of HIV? Rashes Fever
Why is treating HIV difficult? It is very expensive for someone to live a long life with it
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