1. Which of the following is NOT characteristic of medically important parasites?
a. they require the invasion of a host in order to complete all or part of their cycle
b. they are prokaryotic
c. there are two main groups-protozoa and metazoa
d. the sporozoan group is comprised of non-motile protozoa
b. they are prokaryotic
2. Which of the following is caused by Entameba histolytica?
a. dysentery and liver abscesses
b. massive hepatosplenomegaly
c. chronic encephalitis
d. mucocutaneous ulcerations
a. dysentery and liver abscesses
3. Which of the following is caused by Trichomonas vaginalis?
a. dysentery
b. pelvic inflammatory disease
c. recurrent urinary tract infection
d. green frothy malodorous discharge
d. green frothy malodorous discharge
4. Which of the following is spread by contact with infected cat feces?
a. Plasmodium vivax
b. Cryptosporidium parvum
c. Leishmania brasiliensis
d. Toxoplasma gondi
d. Toxoplasma gondi
5. Which of the following is spread by contact with infected farm animals?
a. Entameba histolytica
b. Giardia lamblia
c. Cryptosporidium parvum
d. Plasmodium ovale
c. Cryptosporidium parvum
6. Which of the following is an example of a ciliated protozoan?
a. Balantidium coli
b. Trichomonas vaginalis
c. Toxoplasma gondii
d. Entameba histolytica
a. Balantidium coli
7. Which of the following is the primary host for Entameba histolytica?
a. rats
b. humans
c. cats
d. pigeons
b. humans
8. Which of the following is the vector for Trypanosoma cruzi?
a. female Anopheles mosquitoes
b. reduviid “kissing” bugs
c. male Aedes mosquitoes
d. Ixodes ticks
b. reduviid “kissing” bugs
9. Which of the following causes massive hepatosplenomegaly?
a. Leishmania donovania
b. Trypanosoma gambiensis
c. Balantidium coli
d. Leishmania brasiliensis
a. Leishmania donovania
10. Which of the following causes fever and chills every 4th day?
a. Plasmodium falciparum
b. Plasmodium ovale
c. Plasmodium malariae
d. Plasmodium vivax
c. Plasmodium malariae
11. Which of the following causes death from heart failure?
a. Giardia lamblia
b. Toxoplasma rhodesiensis
c. Leishmania donovania
d. Trypanosoma cruzi
d. Trypanosoma cruzi
12. Which of the following is responsible for congenital defects in the newborn?
a. Giardia lamblia
b. Toxoplasma rhodesiensis
c. Leishmania donovania
d. Trypanosoma cruzi
b. Toxoplasma rhodesiensis
13. Which of the following harbors the organism responsible for blindness, mental retardation and microcephaly in newborns?
a. North African rodent
b. Australian sheep
c. North American prairie dogs
d. African tsetse fly
a. North African rodent
14. Which of the following is NOT an insect-mediated helminth?
a. Schistosoma mansoni
b. Necator americanus
c. Taenia saginatum
d. Trichuris trichuria
a. Schistosoma mansoni
15. Which of the following is a snail-mediated helminth?
a. Wucheria bancrofti
b. Echinococcus granulosus
c. Loa loa
d. Trichinella spiralis
b. Echinococcus granulosus
16. Which of the following is required for asexual reproduction?
a. primary host
b. primary vector
c. intermediate host
d. secondary vector
c. intermediate host
17. Which of the following requires an intermediate host for asexual reproduction?
a. Schistosoma japonicum
b. Onchocerca volvulus
c. Hymenolepis nana
d. Strongyloides stercoralis
a. Schistosoma japonicum
18. Which of the following causes intense perianal itching at night?
a. Ascaris lumbricoides
b. Necator americanus
c. Echinococcus granulosus
d. Enterobius vermicularis
d. Enterobius vermicularis
19. Which of the following is caused by infestation of Diphyllobothrium latum?
a. Folic acid deficiency
b. Iron deficiency
c. Vitamin B12 deficiency
d. Calcium deficiency
c. Vitamin B12 deficiency
20. Which of the following is caused by eating undercooked infested pork?
a. Taenia saginatum
b. Taenia solium
c. Trichinella spiralis
d. Diphyllobothrium latum
c. Trichinella spiralis
21. Which of the following is caused by chronic infestation by Schistosoma hematobium?
a. hydatid disease of the liver
b. bladder cancer
c. elephantiasis
d. muscle pains
b. bladder cancer
22. Which of the following causes rectal prolapse?
a. Trichuris trichuria
b. Necator americanus
c. Hymenolepis nana
d. Schistosoma mansoni
a. Trichuris trichuria
23. Which of the following causes river blindness?
a. Wucheria bancrofti
b. Trichinella spiralis
c. Toxocara canis
d. Onchocerca volvulus
d. Onchocerca volvulus
24. Which of the following is the small tapeworm in humans?
a. Taenia solium
b. Hymenolepis nana
c. Diphyllobothrium latum
d. Echinococcus granulosus