Malaria Flashcards
(17 cards)
causative agents of malaria, and their characteristics
P. falciparum: cerebral malaria
P. malariae: malaria in subtropics
P. vivax: persistent liver phase
P. ovale: west african
transmission of malaria
bit of an infected anopheles mosquito
life-cycle of malaria
-infected mosquito bites huma
-toxin travels to liver
-toxin invades hepatocytes in liver
-mosquito bites and picks up toxin
how to prevent getting malaria
-reduce exposure(mosquito nets and long sleeves)
-mosquito repellant
-insecticides
-chloriquine
critical issues related to treatment of malaria
strains may be multidrug resistant, relies on artesunate
why is malaria only in some locations
it follows where mosquitos go
how does human migration influence the spread of malaria
European exploration brought malaria to the Americas
what is the leading cause of disease in developing countries
malaria
“3 demons” of malaria
chills, fever, headache
malaria pathology symptoms
massive hemolysis
jaundice
black urine(“black water”)
what gave acacia trees the name “fever tree”
European explorers to Africa thought it caused diseases such as malaria
who was the first to view plasmodium sp. parasite under the microscope
Charles Laveran
what was malaria known as in British India
intermittent fever or ague
who discovered malaria protozoan in the stomach of anopheles mosquitos
Sir Ronald Ross
what stage of malaria does an infected mosquito inject when it bites
sporozoites
what plants are good at treating malaria
cinchona tree bark: quinine
wormwood plant: artemisinin
what vaccine is there for malaria? what lifecycle form does it work on
R21 vaccine.
works on sporozoites
