Parasitology Lab

The size of the ocular "ruler" remains the same regardless of the magnification of the objective lens

• TROT KAAYO

• PATAKA MALI MAN NA

Stool specimen is not commonly used in the diagnosis of parasitic infections.

• Trot jud ni

• Mali oy

Give one factor that should be consider in collecting fecal specimens

Surface material is useful in the diagnosis of Entamoeba histolytica

• Trot

• Di oy

Specimens should not be collected ___days after barium and bismuth have been given

• 7-20

• 7-10

• 10-12

• none of the choices

Specimens collected in very cold regions are allowed to be freezed

• Trot

• Di oy

10% formalin is suitable for some permanent smears stained with trichrome

• Trot

• Dili jud na sya sakto bij

Which of the following fixatives contain mercuric chloride?

• 10% formalin

• Shaudinn's fixative

• Modified PVA

• Ecofix

Wet mounts are useful for detecting motile organisms

• Trot

• Di oy pataka

Protozoan trophozoites are more likely to be found in formed or soft specimens

• Trot ni sya

• Mali ni sya