7 ENVIRONMENTAL HEALTH Flashcards

1
Q

Totality of circumstances surrounding an organism or group of organisms

A

environment

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2
Q

Combination of external physical conditions that
affect and influence the growth, development
and survival of organisms

A

environment

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3
Q

addresses all physical, chemical, and biological factors external to a person and all factors impacting behavior

A

environmental health

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4
Q

factors affecting environmental health

A

biological
chemical
social
physical

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5
Q

Assessment and control of those environmental factors that can potentially affect health

A

environmental health

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6
Q

top diseases due to environmental exposure

A

diarrhea
malaria
lower respiratory infections

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7
Q

more vulnerable population groups

A

children, elderly, women (and men based sa occupation)

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8
Q

healthe ffect of outdoor air pollution

A

respiratory and ccardiovascular diseases, lung cancer

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9
Q

health effects of unsafe drinking water

A

diarrhoeal/gastrointestinal illnesses

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10
Q

contaminated recreational water

A

diarrhoeal/gastrointestinal illnesses
eye, ear, nose, and throat infections

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11
Q

insect vectors health effects

A

malaria, dengue fever, riccketsial disease

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12
Q

too much UV exposure

A

skin cancer
melanoma

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13
Q

too little uv expsosure

A

vit D deficiency, rickets, osteoporosis, osteomalacia

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14
Q

houeshold crowding

A

infectious diseases (respiratory)

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15
Q

cold and cramp housing

A

excess mortality

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16
Q

climate change

A

giardiasis, cryptosporidiosis, salmonellosis, heat stroke

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17
Q

hazardous substances

A

poisoning, burns, dermatitise

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18
Q

lead exposure to children

A

developmental delays, behavioral problems

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19
Q

asbestos

A

breathing difficulties, lung cancer, mesothelioma

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20
Q

noise

A

hearing loss, cardiovascular problems, insomnia, psychophysiological problems

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21
Q

benefits of environmental health

A

cleaner air quality
cleaner water
reduced hazardous watse
increases access to healthy foods
safe outdoor environment for adults and children
improved population health
improved health equity

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22
Q

used in environmental health to measure the causality of diseases

A

exposure response paradigm

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23
Q

exposure response paradigm components

A

hazard, exposure pathway, dose-response, health effects

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24
Q

Alteration of the physical, chemical and biological
properties of the atmospheric air

A

air pollution

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25
Q

Matter found in the atmosphere that is detrimental to health or the environment other than atmospheric gases

A

air pollutant

26
Q

sources of air pollutants

A

natural, anthropogenic, stationary, mobile

27
Q

stationary sources of air pollutants

A

point source, fugitive source, area source

28
Q

emits over 10 tons of single toxic pollutant or 25 tons of any combination per year

A

point source

29
Q

unintentional and
undesirable emission/leakage of gases

A

fugitive source

30
Q

concentrated number of smaller toxic source, major contributor to toxics in the environment

A

area source

31
Q

categories of air pollutants

A

criteria air pollutant
hazard air pollutant

32
Q

air pollutant category that is ubiquitous, omnipresent, and is emitted directly to the atmosphere

A

criteria air pollutant

33
Q

air pollutant category where sources are limited;industry specific

A

hazard air pollutant

34
Q

colorless gas with sharp odor

A

sulfur dioxide

35
Q

sources of sulfur dioxide

A

burning of fossil fuels, production of paper, cement, and aluminum

36
Q

colorless and odorless gas

A

carbon monoxide

37
Q

sources of carbon monoxide

A

incomplete combustion of carbon containing materials, volcanoes, forest fires

38
Q

health effects of sulfur dioxide

A

respiratory problems and CVDs

39
Q

health effects of carbon monoxide

A

fetal deaths, low birth weight, learning ability impairments

40
Q

reddish brown gas

A

nitrogen dioxide

41
Q

nitrogen dioxide sources

A

fossil fuel burning, motor vehicle exhaust, unvented combustion, motor transport

42
Q

greenhouse gas that is inert at low temp

A

nitrogen oxide

43
Q

nitrogen oxide is destroyed by ___________

A

photolysis

44
Q

mixture of solid particles and liquid droplets in the air

A

particulate matter

45
Q

types of particulate matter

A

PM2.5 and PM10

46
Q

health effects of nitrogen dioxide

A

irritation of mucus membranes and lung problems

47
Q

causes bronchial irritation and worsening of bronchial asthma

A

particulate matter

48
Q

leads to Pulmonary edema and damage to central nervous system, pulmonary infections

A

nitrogen oxide

49
Q

binds irreversibly to hemoglobin

A

carbon monoxide

50
Q

long term effects of air pollution on the planet

A

global warming
ozone depletion

51
Q

sources of water

A

surface water, rai water, ground water

52
Q

what class in public water supply class 1

A

Class AA

53
Q

what class is public water supply class II

A

Class A

54
Q

what class is recreational water class 1

A

Class B

55
Q

what class is recreational watre class II and industrial water supply class 1

A

Class C

56
Q

what water class is for fishery water

A

Class C

57
Q

what water class is for bathing

A

class B

58
Q

what water class is industrial water supply class II and is for agriculture

A

Class D

59
Q

health aspects of water pollution

A

water-washed, water-borne, water-based, water-insect related

60
Q

unavailabillity of water resorting to usage of
unsafe sources of water

A

water-washed