Parasitology Final Exam Review Questions And Answers
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Course
Parasitology
Institution
Parasitology
Parasitology Final Exam Review Questions
And Answers
If fecal specimens are to be preserved for the preparation of permanent slides, what would be the
preservative of choice? PVA (Polyvinyl Alcohol)
Which specimen is the LEAST likely to provide recovery of Trichomonas vaginalis? feces
In wha...
Permanent stained smears CANNOT be made from: formalin preserved specimens
A patient presented with the following symptoms: mild gastrointestinal complaints, vitamin A
deficiency, and steatorrheal (fat in stool) stool specimens. Five stool specimens were submitted
within two weeks. All O and P exams were reported negative. Select the next most appropriate
step: request a duodenal aspirate for parasitic exam
Motile protozoan trophozoites initially seen in wet preps should not be reported as positively
identified until they are similarly viewed on permanently stained smear True
Blastocystis hominis is: a protozoan that has a large, fluid filled vacuole surrounded by
one to several nuclei
, Parasitology Final Exam Review Questions
And Answers
Blastocystis hominis is a: protozoan
Schizogony is: asexual reproduction by multiple fission
Cryptosporidium sp. is most similar to what other organism? Isospora belli
Which constitutes the MOST important preventative measure to decrease the incidence of
parasitic disease? improved public sanitation
What stain is BEST used to identify Isospora belli? modified acid fast
An 85-year-old woman was admitted to the hospital with abdominal cramps and diarrhea of
approximately one week's duration. She appeared cachectic and severely dehydrated and gave a
history of eating poorly for several months prior to the onset of the above symptoms. The direct
wet prep of her fecal specimen revealed an oval ciliated trophozoite measuring approximately 90
microns and containing a funnel shaped cytostome and a kidney-shaped nucleus. Other
inclusions were not visible. This organism is identified as: Balantidium coli
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