Superfamily Filarioidea (Heartworms) Flashcards

1
Q

Dirofilaria immitis hosts

A

DOG, cat, ferret, sea lion, (man)

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2
Q

D. immitis life cycle (starting at adults in heart)

A

Adults in heart -> release microfilaria into blood -> mf into mosquito (IMH) -> develop L1 to L3 (10-14d) in mosquito -> L3 transmitted by feeding mosquito -> L3 to L4 in host SQ -> juveniles go to heart -> adults in heart

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3
Q

Site of infection in host

A

Heart - Right ventricle, Pulmonary artery, Posterior Vena Cava

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