WorksheetsParasitology Day 2
Total questions: 25
Worksheet time: 13mins
What are the two modes of transmission for protozoan organisms?
ingestion and skin penetration
ingestion and a vector
skin penetration and a vector
ingestion only
What are the 3 groups of protozoans?
Amoeba, Flagellates,
Ciliates
Amoeba,
microfilaria,
Trypanosomes
Amoeba,
Flagellates,
Helminths
Amoeba, Flagellates, malaria
Which of the following depicts the pinpoint nucleus seen with Entamoeba organisms?
Which organism does not contain a bullseye nucleus?
Giardia duodenalis
Endolimax nana
Iodamoeba butschlii
Dientamoeba fragilis
Identify this organism
E. hartmanni cyst
E. histolytica cyst
E. dispar cyst
E. coli cyst
Identify this organism
E. hartmanni cyst
Iodamoeba butschlii
E. nana cyst
Dientamoeba fragilis
Which of the following organisms causes Amoebic dysentery?
Which of the following organisms causes Travelers diarrhea?
Which of the following is NOT a key characteristic to identifying protozoan parasites?
size of the organism
color of the organism
Nuclear structure
(pinpoint or bullseye)
cytoplasm inclusions
How do you differentiate between Entamoeba histolytica and Entamoeba hartmanni
Size: E. hartmanni is > 10 um
Size: E. histolytica is < 10um
Size: E. hartmanni is < 10 um
Number of nuclei in the cyst
Identify the organism
E. coli troph
Balantidium coli troph
Chilomastis mesnili troph
Giardia duodenalis troph
Identify the organism
E. coli troph
Balantidium coli troph
Chilomastis mesnili troph
Giardia duodenalis troph
Identify the organism
E. coli troph
Balantidium coli troph
Chilomastis mesnili troph
Giardia duodenalis troph
Which of the following organisms is a ciliate
E. Coli
Giardia duodenalis
Dientamoeba fragilis
Balantidium coli
Cryptosporidium oocysts are best detected by using what method:I
Iodine prep
Modified acid fast stain
Trichrome stain
Gram stain
Which of the following is the definitive host for Toxoplasma gondii
Cats
Humans
most animals and birds
birds
Which of the following organisms causes Primary amoebic meningoencephalitis?
Toxoplasma gondii
Cryptosporidium parvum
Acanthamoeba
Naegleria fowleri
Identify the organism
Blastocystis hominis
Cryptosporidium parvum
sarcocystis
acanthamoeba
Identify the organism
Blastocystis hominis
Cryptosporidium parvum
sarcocystis
acanthamoeba
Identify the organism
Blastocystis hominis
Cryptosporidium parvum
sarcocystis
acanthamoeba
Identify the organisms present both are <10 um
E. histolytica
and E. nana
E. nana and
I. butschlii
E. nana and
E. hartmanni
E. hartmanni and D. fragilis
Identify the organism
E. coli cyst
E. histolytica cyst
E. hartmanni cyst
Not a parasite: WBCs
Identify the organism
E. coli cyst
E. histolytica cyst
E. hartmanni cyst
Not a parasite: Charcot leyden crystal
What are charcot leyden crystals produced from:
Eosinophils
Neutrophils
Red blood cells
Starch crystals
Identfy the organism
yeast
Giardia cysts
E. nana cysts
Iodamoeba cysts
