Parasitology Flashcards
1
Q
What laxatives should be avoided since it decreases the motility of trophozoites?
A
MIneral oil and Castor oil laxatives
2
Q
What preservative is used when stool is not examined withiin 4 hours refrigerated?
A
Polyvinyl alcohol
3
Q
What sol’n is used in fecal conc. method that separate the protozoan cysts and helminth eggs
A
zinc sulfate
4
Q
What type of smear in stool that is recommended for stool samples submitted for the identification of ova and paraste. this rovide a permanent record of the org identified
A
Permanently stained smears
