Parasitology Flagellates
flagellum - answersAn apparatus used for locomotion.
1. Contain a flagellum.
2. Contain one nucleus.
3. Most free-living; some have become parasites. - answersCharacteristics of
flagellates.
1. Chilomastix mesnili
2. Giardia lamblia
3. Dientamoeba fragilis - answersSpecies of intestinal flagellates.
Chilomastix mesnili - answersFound in humans, pigs, and mammals. A commensal
intenstinal flagellate. Found in the large intestine.
1. Humans ingest cyst.
2. Organism excysts to become trophozoite.
3. Trophozoite feeds and multiplies by binary fission.
4. Encysts when reaches dehydrating conditions of distal large intestine.
5. Cyst excreted in feces. - answersLife cycle of Chilomastix mesnili.
fecal-oral contamination route - answersHow Chilomastix mesnili is caught.
-one nucelus
-peripheral chromatin to one side - answersAppearance of Chilomastix mesnili cyst.
-three small flagella
-nucleus to one side
-cystostomal groove to other side - answersAppearance of Chilomastix mesnili troph.
Giardia lamblia (G. dudenalis, G. intestinalis) - answersFound in humans, mammals,
and birds. Found worldwide.
Giardiasis - answersThe name of the zoonotic disease caused by Giardia lamblia.
zoonosis - answersA disease of animals that can be found in humans. Describes
Giardiasis.
flagellum - answersAn apparatus used for locomotion.
1. Contain a flagellum.
2. Contain one nucleus.
3. Most free-living; some have become parasites. - answersCharacteristics of
flagellates.
1. Chilomastix mesnili
2. Giardia lamblia
3. Dientamoeba fragilis - answersSpecies of intestinal flagellates.
Chilomastix mesnili - answersFound in humans, pigs, and mammals. A commensal
intenstinal flagellate. Found in the large intestine.
1. Humans ingest cyst.
2. Organism excysts to become trophozoite.
3. Trophozoite feeds and multiplies by binary fission.
4. Encysts when reaches dehydrating conditions of distal large intestine.
5. Cyst excreted in feces. - answersLife cycle of Chilomastix mesnili.
fecal-oral contamination route - answersHow Chilomastix mesnili is caught.
-one nucelus
-peripheral chromatin to one side - answersAppearance of Chilomastix mesnili cyst.
-three small flagella
-nucleus to one side
-cystostomal groove to other side - answersAppearance of Chilomastix mesnili troph.
Giardia lamblia (G. dudenalis, G. intestinalis) - answersFound in humans, mammals,
and birds. Found worldwide.
Giardiasis - answersThe name of the zoonotic disease caused by Giardia lamblia.
zoonosis - answersA disease of animals that can be found in humans. Describes
Giardiasis.
