NATIONAL OPEN UNIVERSITY OF NIGERIA
14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS
SCHOOL OF SCIENCE AND TECHNOLOGY
MARCH/APRIL 2014 EXAMINATION
COURSE CODE: CHS511
COURSE TITLE: EPIDEMIOLOGY FOR COMMUNITY HEALTH
TIME ALLOWED: 2 HOURS
INSTRUCTION: ANSWER ALL QUESTIONS.
1(a)What do you understand by the term descriptive studies? (5.5mks)
(b)Give two types of each of the following? (12mks) Descriptive studies
Analytical studies
Experimental studies
2. (a) Define the term carrier? 1.5mks
(b)State five different types of disease carriers as used in communicable disease 12mks epidemiology?
(c)Mention three circumstances under which active immunity could be acquired? 6mks
3. (a) Outline five problems in the investigation of non communicable diseases (10mks)
(b)Mention six risk factors associated with development of non communicable diseases? (6mks)
Use of examples (1.5mks)
4. (a) Outline the seven key steps in the investigation of epidemic (14mks)
(b)Mention three characteristics of common source of point source epidemic ( 3.5mks)
You can get the soft copy for this course or the exam summary answers for this course from 08039407882
Exam summary sample below
