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EPD612S - EPIDEMIOLOGY 2B - 1ST OPP -NOV 2022 |
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nAm I BIA unlVERSITY
OF SCIEnCE Ano TECHnOLOGY
FACULTYOF HEALTH,APPLIEDSCIENCESAND NATURALRESOURCES
DEPARTMENTOF HEALTHSCIENCES
QUALIFICATION:BACHELOR OF ENVIRONMENTAL HEALTH SCIENCES,HUMAN NUTRITION AND
HEALTH INFORMATION MANAGEMENT SYSTEM
QUALIFICATIONCODE:
08BOHS, 08BOHN, 07BHIS
LEVEL: 6
COURSE:EPIDEMIOLOGY 2B
COURSECODE: EPD 612S
SESSION:NOVEMBER 2022
PAPER: THEORY
DURATION: 3 HOURS
MARKS: 100
FIRSTOPPORTUNITY EXAMINATION QUESTION PAPER
EXAMINER(S): MR JOSHUA HIDINWA
MODERATOR: DR ROSWITHA MAHALIE
INSTRUCTIONS
1. Answer ALL the questions.
2. Write clearly and neatly.
3. Number the answers clearly.
PERMISSIBLEMATERIALS
NONE
THIS QUESTION PAPERCONSISTSOF 7 PAGES(Including this front page)
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SECTIONA (39 MARKS]
QUESTION 1
Select most appropriate answer from the options provided.
Example: 1.35 A
1.1 Which of the following is most common signs of tuberculosis:
A. Weight loss, fever, headache and diarrhoea.
B. Cholera treatment
C. Weight loss, fever, and anemia.
D. Water treatment
E. Weight loss, fever, vomiting and pain.
[10 MARKS]
[1]
1.2 Which of the following is not an example of control and prevention Tuberculosis:
[1]
A. Casefinding
B. Sputum examination
C. Use of calipers
D. BCGvaccination
E. Isolation
1.3 Which of the following is the causative agent of malaria in human:
[1]
A. P. Mansonei
B. P. Respiratory infection
C. Weaken immune system
D. Mechanical vector-borne transmission
E. P. falciparum
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1.4 Immunization is:
[1]
A. Health promotion
B. Specific protection
C. Early detection and treatment
D. Campaigns for children
E. School Health activity
1.5 Epidemiology involves study of:
[1]
A. lmmunazation
B. People in community
C. Viruses activities
D. Distribution of disease
E. Water treatment
1.6 Which of the following is not direct or indirect transmission of Hepatitis A:
[1]
A. Handshake
B. Faecal contamination of vegetable
C. Faecal contamination of water
D. Faecal contamination of food
E. Faecal /oral
1.7 Which of the following is not the mode of transmission of Measles:
[1]
A. Droplet spread
B. direct contact with nasal
C. Sharing of meals
D. Direct contact with secretions
E. Direct contact with throat fluid of infected person.
1.8 Protection of infants from infection up to 3 months of age is due to:
[1]
A. Mother and baby relationship
B. Breast feeding corner
C. The care of mother
D. Presence of fetal haemoglobin
E. Formula used for the baby
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1.9 Herd immunity depends on:
[1]
A. Subclinical infection
B. Immunization status of herd
C. Herd stracture
D. Herd participation
E. Community leader
1.10 All of the following are symptoms of Hepatitis B except:
[1]
A. Nausea
B. Jaundice
C. Fatigue
D. Vomiting
E. Runny nose
QUESTION 2
Indicate which of the following statements is True or False
2.1 HIV does not survive well outside the body.
[10 MARKS]
[1]
2.2 HIV is primarily found in the blood, semen, or vaginal fluid of someone infected.
[1]
2.3 HIV is usually transmitted through daily activities, such as shaking hands,
hugging, or a casual kiss.
[1]
2.4 Hepatitis B cannot be passed through exposure to contaminated sharp instruments. [1]
2.5 Streptococcus pneumoniae is a Gram-, diplococci.
[1]
2.6 Streptococcus pneumoniae it does not Infect bronchi, and alveoli.
[1]
2.7 Bordetella pertussis causes whooping cough.
[1]
2.8 There is no vaccine available for the prevention and treatment of
Bordetella pertussis.
[1]
2.9 Legionella species environmental Gram-, fastidious rod, causes pneumonia.
[1]
2.10 Legionella is not transmitted via airborne from stagnant water of air
conditioning cooling towers.
[1]
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QUESTION 3
[10 MARKS]
Match the statement in column 1 to the corresponding concept(s) in column 2.
Example: 2.24 A. (Each correct answer earns 1 mark).
Column 1
Column 2
3.1 Inflammation of mucus
membranes of throat.
A Helping the individual to come to terms
with his/her condition and restoring
self-worth and self-confidence
3.2 The entry and development and/or multiplication of B Pandemic
an infective agent in the body of a susceptible host.
3.3 Larynx inflamed and infected.
C Biofilms
3.4 Causesepidemics and pandemics.
D Tetanus
3.5 The disease that spreads through many areas of the E Congo fever (Haemorrhagic fever)
world involving very large numbers of persons within
a short period.
3.6 When bacteria adhere to surfaces in aqueous F Typhoid fever
environments and begin to excrete a slimy.
3.7 This is a major preventable cause of blindness in G Hepatitis A, food poisoning and
developing countries where it is endemic.
intestinal parasites
3.8 This is an important endemic disease in developing H Influenza (flu)
countries which is now rare in developed countries.
3.9 An acute highly infectious disease which is tick borne. I Infection
3.10 An acute infectious communicable disease, J Laryngitis
abdominal tenderness, pyrexia and diarrhoea.
K Trachoma
L Observational study
0 Pandemic
Q Pharyngitis
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SECTION B (10 MAR~S]
QUESTION 4
4.0 Define the following epidemiological terms:
4.1 Communicable disease
4.2 Infection
4.3 Host
4.4 Reservoir
4.5 Source
(10 MARKS]
[2]
[2]
[2]
[2]
[2]
QUESTION 5
(20 MARKS]
5.1 Describe by using examples of transmission of infectious agents.
[10]
5.2 Discussthe following factors about Tuberculosis:
[10]
A. Agent.
[2]
B. Model of transmission.
[2]
C. Incubation period.
[2]
D. Age.
[2]
F. Social.
[2]
QUESTION 6
(20 MARKS]
6.1 Describe factors associated with intestinal infections of poliomyelitis by using the
following:
6.1. 1 Agent factors:
[4]
6.1.2 Mode of transmission:
[4]
6.1.3 Environmental factors:
[2]
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6.2 Explain the control of Influenza in Humans by means of the following:
6.2.1 Before the Outbreak:
[2]
6.2.2 During the Outbreak:
[8]
QUESTION 7:
[20 MARKS]
7.1 Describe risk factors for vector-borne diseases.
[10]
7.2. Outline the objectives of a vector-control strategies in terms of the following:
7.2.1 Environmental Control.
[6]
7.2.2 Mechanical Control.
[4]
Good luck!!
TOTAL:100 MARKS
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