Flagellates Flashcards
T/F: Balantidium colo is a flagellate
False. It is a ciliate.
T/F: Most intestinal parasites are transmitted via feco-oral oral except for T. vaginalis.
True.
Mode of transmission of T. vaginalis.
Sexual contact
Other names for Giardia lamblia
Giardia duodenalis
Giardia intesinalis
Diagnostic stage of Giardia lamblia.
Trophozoite and cysts in feces
Infective stage of Giardia lamblia
Cysts –> resistant forms
Mode of transmission of Giardia lamblia
Ingestion of cysts from contaminated water, food
Fecal-oral route
Hands or Fomites
T/F: Human to human transmission of Giardiasis is impossible
False. It is possible.
Cysts of Giardia lamblia is found in what type of stool?
Non-diarrheal/formed
Where does excystation of Giardia lamblia occur?
In duodenum
T/F: Giardiasis is localized to small intestine only therefore do not enter the bloodstreeam.
True
T/F: The cyst of Giardiasis causes inflammation of duodenal mucosa
False. It is the trophozoite since the cysts excyst and produce 2 trophozoites which attaches themselves in gut wall using ventral sucker.
What macromolecule is not absorbed normally in Giardiasis?
Fat and proteins
T/F: Chlorination kills Giardia lamblia.
False. Filtration will remove them.
Immunoglobulin deficiency that predisposes patient to have symptomatic infection.
IgA deficiency.
String (Enterotest) is used to diagnose what flagellate
Giardia lamblia