Zool 240: General Parasitology Question Paper
Zool 240: General Parasitology
Course:Bachelor Of Science
Institution: Chuka University question papers
Exam Year:2013
CHUKA
UNIVERSITY
UNIVERSITY EXAMINATIONS
SECOND YEAR EXAMINATION FOR THE AWARD OF DEGREE OF
BACHELOR OF SCIENCE (AGED)
ZOOL 240: GENERAL PARASITOLOGY
STREAMS: BSC (AGED) Y2S1 TIME: 2 HOURS
DAY/DATE: TUESDAY 13/8/2013 11.30 AM – 1.30 PM
INSTRUCTIONS:
Section A (30 Marks)
1. Write down the scientific names of the parasites that cause the following diseases and treatment used. [5 marks]
(a) Amoebic liver abscess
(b) Myiasis
(c) Hydatidiasis
(d) Hookworm disease
(e) Balantidiasis
2. (a) Give a brief description of parasitic protozoans.
(b) Using specific examples, classify parasitic protozoa to the phylum level.
[5 marks]
3. Name the infective stage, intermediate host, predilection site and the treatment regimen for the following parasites. [5 marks]
(a) Plasmodium falciparum
(b) Giardia lamblia
(c) Ascaris lumbricoides
(d) Fasciolopsis buski
(e) Oesophagostomum columbianum
4. Define and give specific examples of the following terms: [6 marks]
(a) Obligate parasites
(b) Commensalism
(c) Creeping eruptions
(d) Self – cure phenomenon
(e) onchocercomas
5. Giving examples from Kenya, briefly describe the economic importance of livestock parasites. [5 marks]
6. List the major modes of transmission of nematodes. [4 marks]
Section B (40 Marks)
7. Give a detailed description of Schistosoma bovis and discuss its epidemiology and the major control strategies. [20 marks]
8. (a) Describe the life cycle of Babesia microti and explain how it differs from that of Theilerial pavva. [10 marks]
(b) Describe the disease management strategies being employed to control and prevent fascioliasis and strongyloidiasis.
9. Discuss the epidemiology of African trypanosomiasis in humans and animals.
[20 marks]
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