Ciliates Flashcards
B. coli multiply asexually by?
Binary fission
How many nuclei does b.coli have?
2: one kidney-bean shaped macrospore
One microspore
B.coli multiply sexually by?
Conjugation with exchange of micronuclei
The largest parasitic protozoan?
Balantidium coli
Only ciliate parasitic to humans?
Balantidium coli
B.coli causes what kind of infection?
Intestinal and vaginal infection
Intestinal infection caused by B.coli is also called?
Balantidiasis and dysentery
Infective stage of B.coli
Cyst stage
B.coli is primarily associated with?
Pigs
What lyric enzyme is secreted by B.coli?
Hyaluronidase
What structure does B.coli has for acquiring its food?
Cytosome
What structure does B.coli has for excreting its waste?
Cytopyge
Mode of transmission of B.coli?
Ingestion of cyst
Trophozoites of B.coli replicate by?
Binary fission
What occurs when trophozoites of b.coli replicate in the lumen of the large intestines of humans?
Conjugation
Treatment for B.coli?
Tetracylcline
Stool specimens of B.coli should be collected…
Immediately and repeatedly
Motility of B.coli trophozoite?
Rotary and boring
Size of b.coli trophozoite?
50-70 um
Shape of B.coli cyst
Oval or spherical
Shape of B.coli trophozoite?
Ovoid with tapering anterior end
