NATIONAL OPEN UNIVERSITY OF NIGERIA
14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS
SCHOOL OF SCIENCE AND TECHNOLOGY
MARCH/APRIL 2014 EXAMINATION
COURSE CODE: NSS 305
COURSE TITLE: EPIDEMIOLOGY IN NURSING
TIME ALLOWED: 3HOURS
INSTRUCTION: ANSWER ONLY 5 OUT OF 7 QUESTIONS
Question 1
(a) Define epidemiology (1 mark)
(b) List the importance of epidemiology (3 marks)
(c) Enumerate uses of epidemiology (4 marks)
(d) Described types of epidemiological studies (12 marks)
Question 2
(a) Define statistics (1 mark)
(b) Explain the three main types of statistics (6 marks)
(c) Enumerate the uses of statistics (4 marks)
(d) Differentiate between Incidence and Prevalence rates (5 marks)
(e) In the context of epidemiology what do you understand by census? (4 marks)
Question 3
Write short note on the following
(a) Incidence rate
(b) Prevalence rate
(c) Crude rate
(d) Specific rate
(e) Wheel model (4 marks each)
Question 4
(a) Briefly explain in details factors that influence development of diseases (8 marks)
(b) Describe stages of prevention in epidemiology (8 marks)
(c) Enumerate methods of data collection in epidemiology (4 marks)
Question 5
(a) Describe the two major types of spread in any epidemic (6 marks)
(b) Explain the General Methods for the control of communicable disease (8 marks)
(c) Enumerate six (6) major key sets of risk factors that are responsible for distribution of non-communicable diseases. (6 marks)
Question 6
Describe the types of Observational Studies in epidemiology (20mks).
Question 7
(a). What are the advantages and disadvantages of Cohort Studies? (10mks)
(b). List 10 Methods and Sources of Data Collection (10mks)
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