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Pml 323: Diagnostic Virology Question Paper

Pml 323: Diagnostic Virology 

Course:Bachelor Of Science In Medical Laboratory Sciences

Institution: Maseno University question papers

Exam Year:2015



MASENO UNIVERSITY

UNIVERSITY EXAMINATIONS 2014/2015


THIRD YEAR SECOND SEMESTER EXAMINATIONS FOR THE
DEGREE OF BACHELOR OF SCIENCE IN MEDICAL LABORATORY SCIENCES,
PHARMACEUTICAL SCIENCES AND MEDICAL BIOTECHNOLOGY WITH
INFORMATION TECHNOLOGY

(MAIN CAMPUS)



PML 323: DIAGNOSTIC VIROLOGY



Date: 20th March, 2015 Time: 8.30-10.30am





MASENO UNIVERSITY ISO 9001:2008 CERTIFIED





INSTRUCTIONS: Answer ALL questions Section A and ANY TWO from Section B

SECTION A
1.With the help of a diagram, describe the structure and function of a bacteriophage(5 mks)

2.Describe the following terms:(5 mks)

a)Virion

b)Incubation Period

c)Nucleocapsid

d)Viral envelope

e)Protomer

3.With examples, list ways in which viruses are transmitted into the host organism (5 mks)

4.Give a brief explanation why it is difficult to design vaccines against RNA viruses (5 mks)

5.Describe the replication process of Negative-sense ssRNA viruses (5 mks)

6.Briefly explain the process of cancer causation by the Epstein-Barr virus (5 mks)

7.Mention 5 viral families that belong to group 1-double stranded DNA viruses (5 mks)

8.Briefly describe the pathogenesis of Herpes virus (5 mks)




SECTION B
9.In detail, explain the process involved in viral replication (15 mks)

10.Explain in detail molecular basis for pathogenesis of the HIV virus(15 mks)

11.Describe the process of dengue virus infection (15 mks)










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