Parasitology Flashcards
What are Protozoa?
one-celled, microscopic organisms
What are some Protozoan parasites?
Flagellates, Giardia, sporozoa - coccidians
What are Helminths?
multicelled organisms, usually visible to the naked eye
What are some Helminths?
flatworms, trematodes (flukes), cestodes (tapeworm), nematodes (roundworm)
What are ectoparasites/arthropods?
live on external surfaces or in the skin; serve as vectors to transmit infective organisms
What are some forms of ectoparasites/arthropods?
diptera (mosquitoes), blackflies, horseflies, deerflies
Toxacara canis
roundworms (dog)
What is the pre-patent period of Toxacara canis?
3-5 weeks
Where does Toxacara canis live?
small intestines
Ancylostoma caninum
hookworms (dog)
What is the pre-patent period of Anylostoma caninum?
2-3 weeks
Where does Ancylostoma caninum live?
small intestines
Uncinaria stenocephala
hookworms (dog)
What is the pre-patent period of Uncinaria stenocephala?
2 weeks
Where does Uncinaria stenocephala live?
small intestines
Trichuris vulpis
whipworms (dog)
What is the pre-patent period of Trichuris vulpis?
3 months
Where does Trichuris vulpis live?
large intestines
Dirofilaria immitis
heartworm (dog and cat)
What is the pre-patent period of Dirofilaria immitis?
6-8 months
Dictophyma renale
giant kidney worm (dog)
What is the pre-patent period of Dictophyma renale?
5 months
Toxacara cati
roundworms (cat)
What is the pre-patent period of Toxacara cati?
8 weeks