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Bmed 233: Protozoology Question Paper

Bmed 233: Protozoology

Course:Bachelor Of Science In Biomedical Science And Technology

Institution: Egerton University question papers

Exam Year:2013

SECTION A: ANSWER ALL QUESTIONS

1. Briefly describe the following terms; (5 Marks)
a) Commensalism
b) Mutualism
c) Parasitism
d) Definitive host
e) Paratenic host
2. Briefly outline the life cycle of Leishmania. (5 Marks)
3. With the aid of a well labelled diagram, describe the morphology of Giardia lamblia. (5 Marks)
4. Describe the clinical manifestation, diagnosis and treatment of Babesiosis. (5 Marks)
5. Briefly explain how plasmodium parasite evades host immune responses. (5 Marks)

SECTION B: ANSWER THREE QUESTIONS ONLY

6.(a) What is black water fever? (1 Mark)
(b) Write an essay on Malaria touching on life cycle of etiological agent, features,
diagnosis, treatment, prevention and control. (14 Marks)
7.(a) Name the species which is morphologically identical to Entamoeba histolytica but
incapable of causing invasive disease. (1 Mark)
(b) Discuss the morphology, life cycle, pathology, diagnosis, chemotherapy, prevention and
control of Entamoeba histolytica. (14 Marks)
8.(a) With the aid of a diagram, discuss the morphological forms of African trypanosomes. (5 Marks)
(b) Compare between T.b. rhodesiense and T. cruzi life cycles. (10 Marks)
9. Give a detailed account of the biochemistry of African trypanosomes as regards factors
below explaining relevance to drugs targets. (15 Marks)
i) Carbohydrate metabolism
ii) Thiol metabolism
iii) Polyamine metabolism
10. Discuss Theileriosis. (15 Marks)

Bmed 233: Protozoology Question Paper

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