Communicable Disseases Question Paper

Communicable Disseases

Course: Environmental Science

Institution: Mount Kenya University question papers

Exam Year:2011

INSTRUCTIONS:A ANSWER ALL QUESTIONS IN SECTION a one [48mks]and one other in section two[22mks].
SECTION ONE.

1. Briefly discuss the life cycle of plasmodium falcipurum in the vector.[6mks]
2. List 6 complication of severe Malaria[6mks]
3. Ln communicable diseases there are levels of prevention,write short notes on primary and secondary preventions.[6mks]
Discuss the signs and symptoms of measles [6mks]
5. Discuss the following terms in relation to communicable diseases
i. Hyperendemic[3mks]
ii.Holloendemic[3mks].
7. Write brief notes on incidence and prevalence[6mks]
8. With the help of examples, explain the terms and sensitivity and specificity tests[6mks]

SECTION B

9. Discuss typhoid as follows:[22mks]
a. chain of infection
b. diagnostic methods
c. complications of untreated typhoid
d. prevention and control
10. Discuss malaria as follows:
a.Define the terms holoendemicity,mesoendemicity,hyperendemicity and hypoendemicity in relation to malaria[10mks]
b.list two preventive and control measures of malaria at every stage of chain of infection[12mks]
11. Discuss meningitis under the following subheadings:a.the predisposing factors to bacterial meningitic infection[10mks]
b.Diagnostic methods[5mks]
c.viral meningitis[7mks]

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