CHN C2-Triad Models

Question 1

This term refers to the occurrence and distribution of health such as disease, death, deformities or disabilities on human population.

Answer 1

Epidemiology

Question 2

This term is Concerned with the study of probable factors that influence the development of these health conditions.

Answer 2

Epidemiology

Question 3

It is Used to analyze the different factors that contribute to disease development.

Answer 3

epidemiology

Question 4

This refers to inanimate or living organism that cause disease, they may be biologic, chemical,
physical, mechanical or nutritive, agent characteristics can be described in terms of virulence,
toxicity, intensity, impact or deficiency/excess.

Answer 4

Agent

Question 5

This refers to any organism that harbors and provides nourishment for another organism.

Answer 5

Host

Question 6

Host characteristics can be described in terms of their:

& influenced by:

Answer 6

susceptibility or resistance against effects of
a particular agent

demographic & biological factors along with personal habits

Question 7

This term refers to immunologic experience

Answer 7

specific resistance

Question 8

This results from intact skin and mucous membrane, good hygiene, reflexes like coughing.

Answer 8

Non-specific resistance

Question 9

This represents the immunity and susceptibility levels of individuals comprising the population.

Answer 9

Herd immunity

Question 10

This refers to the sum total of all external conditions and influences that affects life and development of an individual organism.

Answer 10

Environment

Question 11

This Refers to the physical, biologic and sociological environments.

Answer 11

Environment

Question 12

What are the practical applications of epidemiology?

Answer 12

1) Assessment of the health status of the community or community diagnosis.
2) Elucidations of the natural history of disease.
3) Determination of disease causation.
4) Prevention and control disease.
5) Monitoring and evaluation of health interventions.
6) Provision of evidence for policy formulation.

Question 13

What are the Functions of the Epidemiology Nurse?

Answer 13

a) Implement public health surveillance.
b) Monitor local health personnel conducting disease surveillance.
c) Conduct and/or assist other health personnel in outbreak investigation.
d) Assist in the conduct of rapid surveys and surveillance during disasters.
e) Assist in the conduct of surveys, program evaluations, and other epidemiologic
studies.
f) Assist in the conduct of training course in epidemiology.
g) Assist the epidemiologist in preparing the annual report and financial plan.
h) Responsible for inventory and maintenance of epidemiology and surveillance unit
equipment.

Question 14

TRUE OR FALSE

✓ Disease results from an imbalance between the disease agent and man as the host
✓ Nature and extent of imbalance depends upon nature and characteristics of agent and
host
✓ The characteristics of agent and host and their interactions are directly related to and
largely dependent on the nature of environment

Answer 14

TRUE TRUE TRUE

Question 15

What are the Triad Models that explain MCT?

Answer 15

Wheel
Web
Ecological Triad

Question 16

What model gives emphasis on the role of the genetic make-up of the host?

Answer 16

Wheel model

Question 17

It is the inner core of wheel model

Answer 17

Host / genetic core

Question 18

What core of wheel model represents the host’s characteristics like sex, age and behaviors?

Answer 18

Middle core

Question 19

What core of wheel model represents the biologic, physical and social environment?

Answer 19

outer core

Question 20

What model Depicts the intricate interrelationships of the various socio-demographic characteristics and behaviors of the host as well as the numerous environmental factors?

Answer 20

Web model

Question 21

The web of causation of a disease refers to:

Answer 21

phenotype, behavior, environment, workplace, unknown factors, genes, micorbes

Question 22

What model is developed to further the understanding of the dynamic interrelations among various personal and environmental factors?

Answer 22

Ecological triad

Question 23

Ecological Triad includes:

Answer 23

Intrapersonal
Interpersonal processes and primary groups
Institutional Factors
Community Factors
Public Policy

Question 24

This factor of ecological triad includes knowledge, attitudes, behavior, self-concept, skill, and developmental history.

Answer 24

Intrapersonal

Question 25

This factor of ecological triad includes formal and informal social network and social support systems, including family, work group and friendship networks

Answer 25

interpersonal processes and primary groups

Question 26

This factor of ecological triad includes social institutions and organization characteristics and formal (and informal) rules and regulations for operations

Answer 26

Institutional Factors

Question 27

This factor of ecological triad includes relationships among organization, institutions, and informal networks with defined boundaries.

Answer 27

Community factors

Question 28

This factor of ecological triad includes local, state, and national laws and policies

Answer 28

Public policy

Question 29

The Epidemiologic Triangle consists of three component:

Answer 29

Host
Agent
Environment

Question 30

This is a component of environment that is composed of the inanimate surrounding such as the
geophysical condition of the climate.

Answer 30

Physical environment

Question 31

This is a component of environment that makes up the living things around us such as plants and
animal life.

Answer 31

biological environment

Question 32

this is a component of environment which may be in the form of level of economic development of the community, presence of social disruptions and the like.

Answer 32

Socio-economic environment

Question 33

What are the 3 components of environment?

Answer 33

Physical, Biological, Socio-economic environment

Question 34

This model implies that each must be analyzed and understood for comprehensions and prediction of patterns of a disease.

Answer 34

Epidemiologic Triangle

Question 35

This model refers to change in any of the component will alter an existing equilibrium to increase or decrease the frequency of the disease.

Answer 35

Epidemiolog triangle