Environmental and occupational influences on health Flashcards Preview

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Flashcards in Environmental and occupational influences on health Deck (18)
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1

What is a hazard?

Something with the potential to cause harm

2

What is a risk?

The likelihood of harm occuring

3

What is a risk factor?

Increases the risk of harm

4

What is a protective factor?

Decreases the risk of harm

5

What is susceptibility?

Increases the likelihood that something will cause harm

6

What are the different type of hazards?

Physical 

Chemical

Mechanical

Biological

Psychosocial

7

What are the different routes of exposure?

Skin

Blood/sexual

Inhalation

Ingestion

8

What are the factors that influence the degree of risk?

How much a person is exposed

How the person is exposed 

Conditions of the exposure

9

What does the term probability encompass?

The probability that a particular outcome will occur and the severity of the the harm involved

10

What are the 3 principles that govern the perception of risk?

Feeling in control
Size of the possible harm

Familiarity with the risk

11

How does the perception of risk compare between involuntary and voluntary risks?

Involuntary risks are perceived as having a greater risk (plane trip vs car trip)

12

How does the a familiar risk compare with an unfamiliar risk?

Risks that are less familiar are perceived as being greater than more familiar risks

13

Look

We’re more frightened by catastrophic risks, single events with large immediate consequences, than chronic risks where the damage is spread out over time and location.

14

What are the individual variables in risk perception?

  Previous experience,

  attitudes towards risk,

  values,

  beliefs,

  Socio economic factors

  personality,

  demographic factors

15

What are the direct pathological effects of the environment?

 Physical
Ionising and non-ionising radiation

Noise and Vibration

 Chemical
Pesticides

VOCs (volatile organic compounds)

 Biological
Infectious agents

Allergic substances

16

What are the indirect pathological effects of the environment?

Housing e.g. overcrowding
Transport e.g. does it encourage walking/car use
Town planning e.g. access to amenities, social networks Income/welfare/wealth distribution

17

Give examples of hazardous exposure in the environment

18