Introduction To Parasitology Question Paper

Introduction To Parasitology

Course:Bachelor Of Science

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2009/2010
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR
OF SCIENCE AND BACHELOR OF EDUCATION

SZL 315: INTRODUCTION TO PARASITOLOGY

DATE: Wednesday 30th December, 2009 TIME: 11.00 a.m – 1.00p.m

INSTRUCTIONS:
Answer ALL questions from Section A and any ONE question from Section B.
In each section, ALL Questions carry equal marks.
Illustrate your answers with well- lablelled diagrams and give examples where
appropriate.

SECTION A: (40 marks)

1.
Describe briefly the parasitological and clinical periods during the course of a
natural parasitic infection.
2.
Outline how the following environmental changes affect transmission of
Zoonotic parasitic diseases.
a) Deforestation
b) EL Nino
c) Human movements
d) Zoophychic to antrophyllic orientation.
e) Road construction
3.
Describe briefly the focus of health education in prevention of diseases causes
by faecal contamination.
4.
Describe the Portals of exist of parasite organisms with specific examples.
5.
Explain how changes in human behaviour and advances in technology have
contributed to the spread pf diseases.

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6.
Outline the environmental management methods used in reducing Vector
population.
7.
Explain the role of bile in successful establishments of parasites in the
vertebrate alimentary canal.
8.
Differentiate between latency and relapses in parasitic diseases.

SECTION B- Answer ONE Question ( 30 marks)
9.
Discuss the host characteristics that may be associated with increased risk of
human disease.
10.
Write an essay on disease transmission.

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