Iph2202:Medical Virology Question Paper
Iph2202:Medical Virology
Course:Bachelor Of Science In Public Health
Institution: Meru University Of Science And Technology question papers
Exam Year:2012
INSTRUCTIONS: Answer question one and any other two questions
QUESTION ONE – 30 MARKS
a. List four examples of RNA viruses. (2 Marks)
b. Describe the antigenic structure of influenza viruses. (3 Marks)
c. Define the term cytopathic effects. (1 Mark)
d. Outline the replication of hepatitis B virus. (4 Marks)
e. Outline the pathogenesis of corona viruses. (5 Marks)
f. Describe the paralytic polio disease. (4 Marks)
g. Which two types of coxsackie viruses causes human infection. (1 Mark)
h. What is a virion? (1 Mark)
i. Define viral latency. (1 Mark)
j. Which virus causes erythrema infectiousum? (1 Mark)
k. List two examples of oncogenic viruses. (1 Mark)
l. How would you prevent rabies infections to a person who may have been exposed?
(3 Marks)
m. List two diseases that are caused by arboviruses. (1 Marks)
n. State two new methods used for viral vaccine production. (1 Mark)
QUESTION TWO – 20 MARKS
a. Discuss non-nucleoride reverse transciptase inhibitors (NNRTIs) and give two examples.
(10 Marks)
b. Briefly discuss protease inhibitors and give two examples. (10 Marks)
QUESTION THREE – 20 MARKS
a. Discuss hepatitis C virus infections under the following headings:
i. Pathogenesis (6 Marks)
ii. Clinical features (6 Marks)
iii. Treatment (3 Marks)
b. Define viral oncogenicity and give four examples. (5 Marks)
2
QUESTION FOUR – 20 MARKS
a. Discuss the virus replication cycle. (15 Marks)
b. Outline the pathology of enteroviruses. (5 Marks)
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