Viral, Fungal and Protist disease

• Measles is a viral disease that is spread by droplets of a persons sneeze or cough
• measles gives you a red skin rash and fever
• Measles can be fatal if there are complications
• Measles can lead to pneumonia and brain inflammation
• Most people are vaccinated when they’re young
• HIV is a virus spread by sexual contact by sharing bodily fluids or needles being shared
• HIV initially starts with flu like symptoms, during this time the they treated with antiretroviral drugs
• Antiretroviral drugs stop the virus replicating in your body
• HIV attacks the immune cells
• If the immune system becomes badly damaged it can’t deal with other infection. Then it’s known as AIDS
• Tobacco mosaic virus (TMV) is a virus that causes discoloured leaves
• Due to discolouration the leaves can no longer carry out photosynthesis so growth is stunted
• Rose black spot is a fungal disease that cause purple or black spots to develop on the leaves of rose Plants. The leaves turn yellow and drop off
• Photosynthesis cannot happen and the plant stops growing
• Rose black spot spreads through the wind or water
• Gardeners can treat it with fungicides and strip the plants affected leaves.these need to be destroyed.
• Malaria is caused by protists
• Malaria protist disease life cycle takes place in a mosquito vector
• Mosquitos pick up the virus when they feed on an infected animal
• Malaria causes repeated episode of fever and can be fatal
• Salmonella is a type of bacteria that causes food poisoning
• Salmonella can make you suffer from fever, stomach cramps, vomiting and diarrhoea
• Salmonella is caught by eating food that’s been contaminated with salmonella bacteria
• In the UK most poultry is given a vaccination against salmonella
• Gonorrhoea is and STD caused by bacteria
• It cause yellow/green discharge to release from the penis or vagina
• Gonorrhoea was originally treated with penicillin but strains of the bacteria have become resistant to it
• To prevent the spread people are treated with antibiotics
• To prevent or reduce spread:

  • Be hygienic
  • vaccination
  • isolation
  • destroying the vectors