PROTOZOA Flashcards
non motile or sporozoans
sporozoa
(amoebas) - no feet protozoa
sarcodina
(flagellates) - move using flagella
mastigophora
(ciliates) - moves using cilia
ciliata
Which disease is caused by Entamoeba histolytica?
- A) Balantidiasis
- B) Toxoplasmosis
- C) Amoebiasis
- D) Meningoencephalitis
C. Amoebiasis
What is the main reservoir for Balantidium coli?
- A) Cats
- B) Pigs
- C) Humans
- D) Cattle
B. Pigs
How is Toxoplasma mainly transmitted?
- A) Ingestion of contaminated water
- B) Skin trauma
- C) Ingestion of undercooked meat contaminated with cat feces
- D) Sexual route
C. Ingestion of undercooked meat contaminated with cat feces
Which parasite can be carried into the eyes, causing keratitis?
- A) Naegleria
- B) Acanthamoeba
- C) Giardia lamblia
- D) Trichomonas vaginalis
B. Acanthamoeba
What is the mode of transmission for Naegleria?
- A) Sexual route
- B) Ingestion of contaminated food
- C) Swimming in contaminated water
- D) Bite of vector
C. Swimming in contaminated water
Which symptom is associated with Giardia lamblia infection?
- A) Diarrhea
- B) Fat in the stool
- C) Dysentery
- D) Foul-smelling vaginal discharge
B) Fat in the stool
What is the mode of transmission for Trichomonas vaginalis?
- A) Ingestion of contaminated water
- B) Bite of vector
- C) Sexual route
- D) Ingestion of undercooked meat
C) Sexual route
Which disease is caused by Leishmania donovani?
- A) Cutaneous leishmaniasis
- B) Mucocutaneous leishmaniasis
- C) Chagas disease
- D) Kalazar disease (Visceral Leishmaniasis)
D) Kalazar disease (Visceral Leishmaniasis)
What is the vector for Leishmania tropica?
- A) Sandfly
- B) Reduviid bug
- C) Tsetse fly
- D) Anopheles mosquito
A) Sandfly
Which parasite causes American trypanosomiasis (Chagas disease)?
- A) Trypanosoma brucei gambiense
- B) Trypanosoma brucei rhodesiense
- C) Trypanosoma cruzi
- D) Plasmodium
C) Trypanosoma cruzi
Which vector transmits African sleeping sickness?
- A) Anopheles mosquito
- B) Reduviid bug
- C) Sandfly
- D) Tsetse fly
D) Tsetse fly
Which disease is transmitted by the bite of an Anopheles mosquito?
- A) Malaria
- B) African Sleeping Sickness
- C) Chagas disease
- D) Mucocutaneous leishmaniasis
-A) Malaria
Which disease is caused by Entamoeba histolytica?
- A) Balantidiasis
- B) Toxoplasmosis
- C) Amoebiasis
- D) Meningoencephalitis
C) Amoebiasis
Which organism causes balantidiasis and dysenteric diarrhea?
- A) Entamoeba histolytica
- B) Balantidium coli
- C) Giardia lamblia
- D) Trichomonas vaginalis
B) Balantidium coli
Which disease is characterized by “flask-shaped ulcers”?
- A) Amoebiasis
- B) Balantidiasis
- C) Toxoplasmosis
- D) Trichomoniasis
A) Amoebiasis
What is a common mode of transmission for both Entamoeba histolytica and Balantidium coli?
- A) Ingestion of contaminated food
- B) Sexual route
- C) Swimming in contaminated water
- D) Bite of vector
A) Ingestion of contaminated food
What is the definitive host for Toxoplasma?
- A) Pigs
- B) Humans
- C) Cats
- D) Cattle
C) Cats
Which disease is known for causing a “strawberry cervix”?
- A) Amoebiasis
- B) Toxoplasmosis
- C) Trichomoniasis
- D) Giardiasis
C) Trichomoniasis
Which parasite is associated with “fat in the stool”?
- A) Naegleria
- B) Giardia lamblia
- C) Acanthamoeba
- D) Plasmodium
B) Giardia lamblia
How is Leishmania braziliensis primarily transmitted?
- A) Sandfly bite
- B) Reduviid bug bite
- C) Tsetse fly bite
- D) Anopheles mosquito bite
A) Sandfly bite
