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WorksheetsSEMINR1 - Parasitology (Miscellaneous Protozoa)
Total questions: 25
Worksheet time: 13mins
True or False. Balantidium coli is primarily transmitted through sexual contact.
True
False
Characterized by tender colon, anemia, cachexia, occasional diarrhea with alternating constipation
Carrier state
Acute balantidiasis
Chronic balantidiasis
Extraintestinal balantidiasis
Can be used to confirm isosporiasis
DFS
Enterotest
Intestinal biopsy
Modified AFS
Infective stage of Isospora belli
Mature oocyst
Sporozoites
Merozoites
Microgametocyte
True or False. Symptomatic state of isosporiasis is considered self-limiting.
True
False
Recommended treatment for asymptomatic isosporiasis
Bland diet and rest
Trimethoprim & SXT
Pyrimethamine & sulfadiazine
All of the given choices
Umbrella term of Sarcocystis spp. known to infect humans
Sarcocystis hovihominis
Sarcocystis suihominis
Sarcocystis lindemanni
Sarcocystis spp.
Specimen of choice for the diagnosis of Sarcocystis infection
Stool
Urine
Muscle samples
Intestinal biopsy
True or False. Accidental ingestion of oocysts from stool of other animals can be a mode of transmission for Sarcocystis spp.
True
False
Recommended treatment for Sarcocystis infection involving striated muscles.
Trimethoprim & sulfamethoxazole
Pyrimethamine & sulfadiazine
Bland diet and rest
None of the given choices
Oocysts of this parasite may resemble yeasts.
Balantidium coli
Isospora belli
Sarcocystis spp.
Cryptosporidium parvum
Morphologic form of Cryptosporidium spp. associated with autoinfection
Sporozoite
Thin-shelled oocyst
Thick-shelled oocyst
Macrogametocyte
True or False. Proper disinfection of equipment using commercial bleach and 5-10% household ammonia can reduce the transmission of cryptosporidiosis.
True
False
True or False. Saline is recommended for preparation of DFS of stool suspected of having Blastocystis hominis as iodine usually lyses the parasite.
True
False
Oocysts of this parasite ultrafluoresce under UV light microscopy.
Isospora belli
Sarcocystis spp.
Cyclospora cayetanensis
Cryptosporidium parvum
Has no known association among immunocompromised patients
Isospora belli
Enterocytozoon bieneusi
Cyclospora cayetanensis
Cryptosporidium parvum
Associated with enteritis among AIDS patients
Enterocytozoon bieneusi
Encephalitozoon & Pleistophora
Microsporidium & Nosema
Nosema
Associated with fatal infection in severely immunocompromised infant
Enterocytozoon bieneusi
Encephalitozoon & Pleistophora
Microsporidium & Nosema
Nosema
Characteristics of microsporidia in Gram staining
Gram-Positive
Gram-Negative
Gram-Variable
N/A
Contraindicated in pregnant women infected with toxoplasmosis.
Trisulfapyrimidines
Spiramycin
Corticosteroids
Pyrimethamine
Correct sequence based on its utilization during Gram staining procedure: IODINE
1
2
3
4
Correct sequence based on its utilization during Gram staining procedure: SAFRANIN
1
2
3
4
Correct sequence based on its utilization during Gram staining procedure: CRYSTAL VIOLET
1
2
3
4
Correct sequence based on its utilization during Gram staining procedure: ALCOHOL
1
2
3
4
True or False. Balantidium coli is the largest protozoan parasite known to humans.
True
False
