malaria

Cards (9)

  • what causes malaria
    parasite (protoctists)
    plasmodium transfer (4 different types of plasmodium)
    spread through a vector
    also unclean needles etc
  • what are the stages of infection
    female anopheles mosquito
    proboscis injects into the body
    injects anti-coagulent
    feeds on haemoglobin
    ruptures red blood cells
  • what are the initial symptoms of malaria
    fever
    ache
    fatigue
    headaches
    (low energy symptoms)
  • what happens after plasmodium invades RBCs
    multiplies asexually
    RBC ruptures causing plasmodium to spread
    reaches the liver allowing it to spread across the body
  • how many times can you be infected
    there is no limit
    however if you survive an infection for 5 years you are considered immune
  • what makes you higher risk
    infants
    under 5
    pregnant
    elderly
    HIV positive (imuno-compromised)
  • can you use vaccines
    yes but as there are lots of different strains, mutations and life stages they are difficult to implement
  • what is the best way to deal with malaria
    to destroy the vector
    however this comes with many ethical issues
  • what are other ways of preventing the spread of malaria
    avoiding being bitten (repellent, long sleeve clothing etc)
    antimalarial drugs (horrible side effects and long dosage period)