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Epidemiology triangle

Total questions: 25

Worksheet time: 20mins

Name
Class
Date
1.

Which of the following is NOT a reservoir?

a)

food

b)

people

c)

blanket

d)

animals

2.

What comes next in the chain of infection? Agent, reservoir, portal of exit,_________.

a)

portal of entry

b)

mode of transmission

c)

susceptible host

d)

bacteria

3.

Which of the following is an example of contact transmission?

a)

shaking hands with someone

b)

winking

c)

jumping jacks

d)

coughing

4.

Select examples of a mode of transmission.

a)

Contact

b)

Bacteria

c)

Droplet

d)

Mouth

5.

Transmission by inhaling microorganisms such as tuberculosis

a)

ingestion

b)

vector

c)

airborne

d)

direct contact

6.

Transmission by touching a person with an infected wound

a)

vector

b)

direct contact

c)

indirect contact

d)

injection

7.

Transmitted from a nonliving object such as a doorknob

a)

vector

b)

indirect contact

c)

direct contact

d)

injection

8.

Transmission through blood and other body fluids

a)

vector

b)

direct contact

c)

indirect contact

d)

injection

9.

Transmission by means of eating of drinking contaminants.

a)

Vector

b)

Injection

c)

Ingestion

d)

airborne

10.

Identify the chain of infection in the picture.

a)

Pathogen

b)

Reservoir

c)

Mode of Transmission

d)

Host

11.

Identify the chain of infection shown in the picture.

a)

Pathogen

b)

Reservoir

c)

Host

d)

Mode of Transmission

12.

Identify the chain of infection shown in the picture.

a)

Pathogen

b)

Portal of entry or entrance door

c)

Portal of exit or exit door

13.

Identify the chain of infection shown in the picture.

a)

Pathogen

b)

Susceptible Host

c)

Mode of Transmission

14.

Identify the chain of infection in the picture.

a)

Pathogen

b)

Portal of Entry

c)

Portal of Exit

d)

Reservoir

15.

Identify the chain of infection in the picture.

a)

Portal of Exit

b)

Portal of Entry

c)

Reservoir

d)

Host

16.

Identify the chain of infection in the picture.

a)

Portal of Exit

b)

Portal of Entry

c)

Pathogen

d)

Reservoir

17.
a)

Pathogen

b)

Reservoir

c)

Mode of Transmission

d)

Portal of Exit

18.

Identify the chain of infection in the picture.

a)

Pathogen

b)

Mode of Transmission

c)

Host

d)

Reservoir

19.

What is an infectious disease?

a)

A disease that cannot be spread to others.

b)

A disease that can be spread to others.

c)

A disease that can only be spread by mosquitoes.

d)

A disease that can be caused by disinfectants.

20.
An organism that holds or carries a pathogen but does not show any symptoms
a)
Contagion
b)
Vector
c)
Carrier
d)
Host cell
21.
An organism that transmits a pathogen to another organism
a)
Vector
b)
Host cell
c)
Carrier
d)
Protist
22.
Which of the following is NOT a vector of a disease? 
a)
ticks
b)
mosquitos
c)
rats
d)
viruses
23.

Epidemiologic triangle includes all of the following except:

a)

Agent

b)

Host

c)

Environment

d)

Behavior

24.

One of the fundamental principle in epidemiology is

a)

To study the disease found in community

b)

To assess the size of population in the given area

c)

To study the specific case of single patient

d)

To assess the cleanliness of environment

25.

Health care experts who study trends in health issues in populations and deploy public announcements, education initiatives, and protocols to protect the health of the nation.

a)

epidemiologists

b)

dermatologists

c)

medical examiners

d)

immunologist