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Questions and Answers
Which method is valuable for preserving fecal specimens containing intestinal protozoa and helminth eggs?
Which method is valuable for preserving fecal specimens containing intestinal protozoa and helminth eggs?
- Merthiolate Iodine Formaldehyde (MIF) fixative stain (correct)
- Unstained specimens
- Wet fixation
- Glycerol solution
Why is the MIF fixative stain useful in preserving specimens?
Why is the MIF fixative stain useful in preserving specimens?
- To reduce the need for staining
- To enhance the visibility of the tiny structures inside the parasite
- To prevent loss and deterioration of the organism (correct)
- To speed up the examination process
What does the MIF fixative stain consist of?
What does the MIF fixative stain consist of?
- Merthiolate, glycerol, wet fixation
- Iodine, formaldehyde, glycerol
- Tincture of merthiolate, formaldehyde, glycerol (correct)
- Formaldehyde, glycerol, wet fixation
What is the advantage of wet fixation over other methods?
What is the advantage of wet fixation over other methods?
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What is the purpose of the MIF fixative stain?
What is the purpose of the MIF fixative stain?
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