Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
29 Cards in this Set
- Front
- Back
|
Parasite |
Organisms that derive nutrients from a host |
|
|
Side note |
Most protozoa are nonpathogenic |
|
|
Pellicle |
Protective covering on some protozoas that necessitates specialized structures to take in food |
|
|
Vegetative form of Protozoa was |
Trophozoite |
|
|
Protective capsule of protozoa |
Cyst. Allows the organism to survive adverse conditions |
|
|
Sarcodina (amoebas) |
Move by psuedopods |
|
|
Mastigophora (flagellates) |
Move by one or more flagella |
|
|
Ciliate (ciliates) |
Move by hair like extensions called cilia |
|
|
Sporozoa (apicomplexans) |
Not motile Obligate intercellular parasites |
|
|
Platyhelminths |
Flat worms Include trematodes and cestodes |
|
|
Nematodes |
Round worms, Cylindrical and tapered at each end |
|
|
Trematodes |
Type of flatworm Has flat leaf shaped bodies with a ventral sucker and oral sucker |
|
|
Cestodes |
Tapeworms The head (scolex) has suckers for attaching to the intestinal mucosa of the host |
|
|
Entamoeba histolytica |
Amoeba From feces in drinking water Dysentery |
|
|
Giardia lamblia |
Flagellate From feces in drinking water Diarrhea |
|
|
Trypanosoma gambiense |
Flagellate From tsetse fly African sleeping sickness |
|
|
Balantidium coli |
Ciliate From feces in drinking water Dysentery |
|
|
Cryptosporidium |
Apicomplexan From animal feces in the water Diarrhea |
|
|
Plasmodium |
Apicomplexan From female anopheles mosquito bite Malaria |
|
|
Toxoplasma Gondii |
Apicomplexan From undercooked or raw meat, also from cat feces Toxoplasmosis |
|
|
Schistosoma |
Trematodes Cercariae throgh the skin Schistosomiasis |
|
|
Chlonorchis sinensis |
Trematode From raw fish Chinese liver fluke |
|
|
Taenia (saginata) |
Cestodes from under cooked or raw beef Beef tapeworm infestation |
|
|
Taenia (solium) |
Cestode From undercooked or raw pork Neurocysticercosis |
|
|
Ascaris lumbricoides |
N/a From eggs in fecally contaminated soil |
|
|
Enterobius vermicularis |
Pinworm Eggs on hands or fomite |
|
|
Nectarines americanus |
Hookworm From larvae in soil burrowing into feet |
|
|
Trichuris trichiura |
Whip worm Eggs in fecally contaminated soil |
|
|
Trichinella spiralis |
N/a From pork Muscle biopsy |
