malaria prevention and control
30 min
How long before sporozoites, that have infected the liver cells, disappear from the bloodstream?
4 weeks
How long should personnel continue to take antimalarial medication upon return from deployment?
6-8 hours for 24-36 hours.
If a sample smear is negative, how often should the sample be repeated?
False
If a sample smear is positive for malaria, the smear should be repeated once a day while there are symptoms present and during treatment.
P. ovale and P. vivax
In what two Plasmodium species does the sporozoite remain dormant in the liver?
Mefloquine and primaquine
Malaria in Southeast Asia has demonstrated resistance to which treatments
False
Malaria transmission is carried by the male Anopheles mosquito.
2
Plasmodium requires _____ hosts to complete its life cycle
12 - 17 days
incubation period for P. vivax
100 mg oral bid
What is the dosage for Doxycycline over a 7 day period as part of malaria treatment?
Gametocytes
What is the name of the male/female sexual forms of the malaria parasite?
preventing of mosquito bites
What is the primary method to avoid malaria infection?
DEET Bed nets sprayed with permethrin.
What personal prevention methods should personnel be utilizing during deployment?
liver
Where does a malaria parasite mature?
venous or capillary blood
Where should blood be taken from to perform a smear?
P. falciparum
Which Plasmodium is the most dangerous?
P. malariae
Which type of malaria has a three-day cycle and can last a lifetime?
Minimize skin exposure
first line of defense against mosquito bites
Young Trophozoite Cellular Division Forming Merozoites (Schizonts) Developmental (RING) Stage Sexually Differentiated Forms (Gametocytes)
malaria parasite stages into growth/development stage order
Anopheles mosquito
primary vector of malaria