1. Which one of the following terms describes reservoir host?
a. An organism/animal that can harbor a pathogen indefinitely without getting ill but it may pass the infection to other hosts
b. A host that does not allow transmission to the definitive host
c. A host that harbors the parasite for only a short transition period during which some developmental stage is completed
d. The host in which the parasite reaches sexual maturity
2. Which one of the following parasites belongs to the phylum Sacordina?
a. Giardia lamblia
b. Leishmania donovani
c. Entamoeba hystolytica
d. Trypanosoma cruzi
3. Which one of the following is not a developmental stage of Plasmodium falciparum?
a. merozoites
b. Sporozoites
c. Bradyzoite
d. Schizonts
4. Which one of the following is a heamoflagellate?
a. Giardia lamblia
b. Trypanosoma gambiense
c. Trichomonas. vagianalis
d. Toxoplama gondii
5. -------------------------------------- is transmitted by ticks?
a. Naegleria fowleri
b. Plasmosidium vivax
c. Toxoplasma gondii
d. Babesia microti
6. ---------------------------- infects the mucosal lining of human causing severe diarrhea
a. Cryptosporidium parvum,
b. Plasmodium vivax
c. Trichomonus vaginalis
d. Balantidium coli
7. The following parasites are cestodes except?
a. Hymenolepis nana
b. Taenia solium
c. Schistosoma mansoni
d. Diphylobothrium latum
8. The infective stage of Entamoeba hystolytica is_____________
a. Larva
b. Cyst
c. Trophozoite
d. Sporozoite
9. The adult Ascaris lumbricoides lodges in _______________________
a. Brains
b. Small intestines
c. Liver
d. Spleen
10. The proliferative stage of Giardia lamblia is_______________________
a. Merozoites
b. Sporozoites
c. Trophozoite
d. Cyst
11. The drug of choice for treatment of the later stage of African trypanosomiasis is
a. Suramine
b. Praziquantel
c. Mebendazole
d. Erythromycin
12. ____________________________ can be free living in the soil or parasitic in humans
a. Plasmodium falciparum
b. Strongyloides stercoralis
c. Trpanosoma Cruzi
d. Entamoeba hystolytica
13. Leishmania species is transmitted by__________________________
a. Sand flies
b. House flies
c. Triatomine bug
d. Mango flies
14. Hypnozoites occur in
a. Plasmodium falciparum
b. Plasmodium ovale
c. Plasmodium malariae
d. Plasmodium knowlesi
15. The infective stage of Trypanosoma rhodesiense gambiense is
a. Metacyclic trypomastigotes
b. Amastigotes
c. Promastigotes
d. Epimastigotes
16. The golden standard method for diagnosis of toxoplasmosis is
a. Sabin Feldman dye test
b. Microscopy
c. Polymerase chain reaction
d. Animal inoculation
17. Which one of the following parasites is transmitted by mosquitoes?
a. Wuchereria bancrofti
b. Loa loa
c. Toxocara canis
d. Onchocerca volvulus
18. Which one of the following drug is not an ascaricide?
a. Piperazine
b. Suramin
c. Mebendazole
d. Santonin
19. Which one of the following parasites completes it lifecycle in humans?
a. Haemonchus contortus
b. Trichuris trichiura
c. Trichinella spiralis
d. Enterobius vermicularis
20. Which one of the following parasites in NOT transmitted to human through skin penetration?
a. Schistosoma mansonia
b. Ascaris lumbricoides
c. Fasciola hepatica
d. Necator americanus
SECTION B (40mks)
Instructions
Answer all questions
1. Describe the life cycle of Trypanosoma gambiense (5mks)
2. Describe the clinical features of malaria (5 mks)
3. Describe the clinical manifestation of schistosomiasis infections (5 mks)
4. Describe the life cycle of Entamoeba histolytica (5 mks)
5. Describe the life cycle of onchocerciasis (6 mks)
6. Describe the clinical presentation of hookworms infection (5mks)
7. Outline the preventive measures of taeniasis (4mks)
8. Describe the lifecycle of Echinococcus granulosus (5mks)
SECTION C (40mks)
1. Describe Cryptosporidium parvum in terms of the lifecycle, clinical manifestion treatment and prevention (20mks)
2. a) Describe the ways in which parasites have evolved methods of evading the host immune system (10mks).
b) Explain the pathology associated with parasitic infections in humans (10mks)
