Public Health section Flashcards

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1
Q

What is public health the science and art of?

A
  1. Preventing disease 2. Prolonging life 3. Promoting health and efficiency through organized community effort
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2
Q

How did Hippocrates attempt to explain disease?

A

From a “scientific” perspective (not supernatural)

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3
Q

Hippocrates recognized association of disease with what?

A

Environmental factors

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4
Q

What did Hippocrates recognize the difference between?

A

Endemic and epidemic

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5
Q

What is an endemic?

A

Disease outbreak restricted or peculiar to locality or region

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6
Q

What is an epidemic?

A

Disease outbreak affecting or tending to affect a disproportionately large number of individuals within a population, community, or region AT THE SAME TIME

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7
Q

Who recorded a major epidemic of influenza in 412 BC?

A

Hippocrates

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8
Q

Who recorded one of the earliest descriptions of malaria?

A

Hippocrates

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9
Q

What did the intro of gunpowder lead to in military hygiene?

A

Change in wound care

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10
Q

Who did most of the military amputations in the 1600s-1700s?

A

Barbers

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11
Q

What was the Elizabethan Poor Act?

A

Defined “poor” and services that they were to receive. Outdoor and Indoor relief

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12
Q

What led to the establishment of the Elizabethan Poor Act?

A

The feudal system collapse, which led to an increasing number of poor. Crowded cities and towns

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13
Q

What was “Outdoor relief”?

A

Poor were left in their own homes and given “dole”

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14
Q

What was “Indoor relief”?

A

Poor taken to almshouse, sick to hospital, orphans to orphanages, idle poor to workhouses.

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15
Q

Who established the Bills of Mortality?

A

John Graunt

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16
Q

What are the Bills of Mortality?

A

first vital statistics ever recorded

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17
Q

What are vital statistics?

A

Recording birth and death of individuals within a government’s jurisdiction

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18
Q

What was the result of urbanization?

A

Conditions of streets/cities was deplorable. Wastes tossed into streets

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19
Q

What happened to pauper children during the Industrial Revolution?

A

indentured to owners of mines and factories. (apprentice slavery)

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20
Q

What were workhouses?

A

Indoor relief for those too old or poor to support themselves

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21
Q

How were workhouse inmates segretate?

A

Into 7 classes (aged/infirm men, able bodied men & boys >13, boys 7-13, aged/infirm women, able bodied women and girls >13, girls 7-13, and children)

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22
Q

What was Oliver Twist by Charles Dickens used for?

A

Bring public’s attention to various contemporary social evils, including workhouse conditions/child labor

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23
Q

When was public health first recognized in England?

A

First sanitary legislation enacted in 1837

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24
Q

Who was Edwin Chadwick?

A

Wrote “Report on an Inquiry Into the Sanitary Conditions of the Labouring Population of Great Britain”

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25
Q

What did Edwin Chadwick’s call for reforms lead to?

A

Establishment of General Board of Health

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26
Q

What legislation was passed following Edwin Chadwick’s report?

A

Factory management, child welfare, and care of the aged legislation.

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27
Q

Why did Florence Nightingale enter the nursing profession?

A

In response to a pauper’s death in a workhouse in London

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28
Q

Where did Florence Nightingale gain fame?

A

in the Crimean War

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29
Q

How were the native American people affected by new diseases?

A

Introduced by Europeans, native people nearly eliminated by smallpox

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30
Q

Who was Jeffery Amherst?

A

A general of the British Forces in the French and Indian war - infected Ottawa tribe using smallpox-tainted blankets

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31
Q

What effect did smallpox have on American colonies?

A

Suffered significantly - Jamestown from 500 to 50 people in one winter

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32
Q

Why did incidence of disease in early America increase?

A

Due to increased immigration

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33
Q

When were local health agencies formed?

A

In response to increased populations

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34
Q

Why was the first federal health agency established?

A

To serve merchant seamen that did not have permanent homes

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35
Q

What was the Marine Hospital Fund?

A

Federal health agency established by first congress - physicians in each port to care for seamen

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36
Q

What was the Marine Hospital Service?

A

National agency - supervising medical officer, later became surgeon general.

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37
Q

What was the Port Quarantine Act of 1878?

A

Due to yellow fever outbreak - immigration restricted to ports

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38
Q

Why was immigration restricted to ports?

A

Physicians could control local outbreaks - applied bacteriology

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39
Q

What did the Marine Hospital Service become in 1912?

A

US Public Health Service (USPHS)

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40
Q

Who is the director of USPHS?

A

Surgeon general

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41
Q

What was USPHS dedicated to?

A

Exploration of disease in laboratory and field.

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42
Q

Who established the National Leprosarium in Carville, LA?

A

USPHS

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43
Q

Who was responsible for examination of all immigrants at Ellis Island?

A

USPHS

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44
Q

Why did the USPHS establish an agency for veneral disease in 1918?

A

First World War = large number of draft-age men infected with syphillis

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45
Q

Why was the narcotics division of USPHS established?

A

In response to opium use and recognition of addiction

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46
Q

What did USPHS become part of in 1917?

A

Military service

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47
Q

What was the Hospital Services and Construction Act of 1946?

A

At end of WWII congress gave USPHS responsibility for nationwide program of hospital and health center construction

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48
Q

Who established the first public health nursing program?

A

Lillian Wald

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49
Q

Who established the Frontier Nursing Service (FNS) in 1925?

A

Mary Breckinridge

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50
Q

Why was the FNS established?

A

To provide professional health to Appalachian mountains (poor, isolated regions)

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51
Q

What was the Social Security Act of 1935?

A

Response to Great Depression - provided funding for health protection and promotion, provided money to poor, elderly, disabled, unemployed, and funding for priority diseases

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52
Q

What is Medicare?

A

National health plan

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53
Q

Who first asked congress for national health plan?

A

Harry Truman

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54
Q

Who signed Medicare and Medicaid into law?

A

Lyndon Johnson

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55
Q

What are the factors affecting development in developing countries?

A

Agricultural underdevelopment, Poverty, Malnutrition, Parasitic infection, Social injustice, Suppression of women, and Racism/religious intolerance

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56
Q

What are the 4 International Health Organizations?

A

World Health Organization (WHO), Pan American Health Organization, United Nation’s Children’s Fund (UNICEF), Agency for International Development (USAID)

57
Q

What is the WHO?

A

Agency of the UN

58
Q

What is the basic idea of WHO?

A

Health is a basic human right

59
Q

What is the Pan American Health Organization?

A

Regional office of WHO

60
Q

What is the goal of Pan American Health Organization?

A

To improve health and living standards in the Americas

61
Q

What is UNICEF?

A

Part of UN that protects the rights of children.

62
Q

What is USAID?

A

Govt. organization responsible for most non-military foreign aid

63
Q

What is the US Dept of Health and Human Services (USDHHS)?

A

largest health program in the world

64
Q

What is the USPHS part of?

A

DHHS

65
Q

What office does USPHS include?

A

Office of Public Health and Science

66
Q

What is the FDA?

A

Food and Drug Administration

67
Q

What is the FDA responsible for?

A

Protecting public health by assuring safety, efficacy, and security of human and veterinary drugs, , biological products, medical devices, food supply, cosmetics, and products that emit radiation

68
Q

What is the CDC?

A

Center for Disease Control and Prevention

69
Q

What is the purpose of the CDC?

A

Principal agency in the US Govt for protecting the health and safety of all Americans

70
Q

What is the NIH?

A

National Institutes of Health

71
Q

What was the origin of the NIH?

A

Originally laboratory of hygiene in Marine Hospital Service

72
Q

What does NIH fund for research every year?

A

$6 billion

73
Q

What is primary health care?

A

Essential health care based on practical, scientifically sound and socially acceptable methods and technology made universally accessible to individuals and families in community

74
Q

What is Healthy People 2020?

A

Program managed by Office of Disease Prevention and Health Promotion - Science based, 10-year national objectives for improving the health of all Americans

75
Q

What is the American Public Health Association (APHA)?

A

Largest organization of public health professionals

76
Q

What is the chiropractic health care section of APHA?

A

25th section established in 1995.

77
Q

What is the purpose of the chiropractic health care section of APHA?

A

To increase impact on society by adding chiropractic skills and knowledge to those of the rest of the public health community

78
Q

What are the achievements of Public Health?

A

Control of infectious disease, impact of vaccinations, motor vehicle safety, workplace safety, decrease in CHD death, safer food, healthier moms/kids, family planning, tobacco as health hazard, Importance of fluoride for teeth

79
Q

What is epidemiology?

A

Study of distribution and determinants of health related states or events in specified populations, and application of this study to control of health problems

80
Q

What is Etiology?

A

Study of why things occur/causation

81
Q

Who was Edward Jenner?

A

observed that cowpox and smallpox are closely related - prevention by vaccinating with cowpox

82
Q

Who was John Snow?

A

Observed outbreak of cholera linked to public water pump - removed pump handle

83
Q

What are the 3 necessary elements for disease transmission?

A

Pathogen, susceptible host, environmental conditions

84
Q

What are the 3 means of disease transmission?

A

Direct, indirect, vector

85
Q

What is direct transmission?

A

Person to person, or carrier

86
Q

What is indirect transmission?

A

Contaminated food/water, or contact with inanimate objects (fomites)

87
Q

What is vector transmission?

A

Insects and arachnids

88
Q

What are the 3 patterns of relationships?

A

Mutualistic, commensal, parasitic

89
Q

What is a mutualistic relationship?

A

Both organisms benefit

90
Q

What is a commensal relationship?

A

Neither organism benefits

91
Q

What is a parasitic relationship?

A

One organism benefits at the expense of the other

92
Q

What is a reservoir?

A

Long term host of pathogen of infectious disease, usually without injury to itself. Serves as a source where other individuals can be infected.

93
Q

What is a primary reservoir?

A

Microbes are viable and multiply (food, soil)

94
Q

What is a secondary reservoir?

A

Microbes are viable but do not multiply

95
Q

What are the 2 types of living reservoirs?

A

Humans (Carriers) and animals

96
Q

What is zoonosis?

A

Any infectious disease that can be transmitted from animals to humans.

97
Q

What are the disease risk factors?

A

Age, gender, ethnicity, nutrition, pre-existing disease, occupation, food and water

98
Q

What does endemic mean?

A

Infection maintained in population without need for external inputs. CONSTANTLY PRESENT

99
Q

What does epidemic mean?

A

Appears as new cases at rate that substantally exceeds what is “expected’. HIGHER INCIDENCE

100
Q

What is an outbreak?

A

Small and localized epidemic

101
Q

What is a pandemic?

A

global epidemic of an infectious disease that affects people or animals over an extensive geographical area

102
Q

What is herd immunity?

A

Critical portion of the population is immune to disease = inability of infectious disease to spread

103
Q

What is BOD?

A

biochemical oxygen demand = assesses quantity of oxygen needed by microbes in water

104
Q

What is the goal of coliform testing?

A

Goal # of coliforms in drinking water is zero

105
Q

What is the goal of water treatment?

A

Decrease BOD

106
Q

What is primary water treatment?

A

Physical process, Sedimentation tanks remove 50 % of solids - remaining = EFFLUENT

107
Q

What is secondary water treatment?

A

Biological process, 2 methods - trickling filter or activated sludge process

108
Q

What is a trickling filter?

A

Spray effluent over rocks, organic material adheres to rocks and is digested by microbes present in tank

109
Q

What is activated sludge process?

A

Slime forming bacteria added to effluent and stirred in aeration tanks. Bacteria digest remaining organic material - reduces BOD 95%. After aeration, water is treated chemically or with UV light

110
Q

What is tertiary water treatment?

A

Add lime or alum to remove nitrates and phosphates. EXPENSIVE - not required

111
Q

What are septic tanks?

A

Anaerobic digestion of organic material, effluent overflows into drain field of soil or gravel

112
Q

What is pasteurization?

A

Originally 30 minutes at 62 degrees C, now 72 degrees C for 15 seconds

113
Q

What is the phosphatase test?

A

Used to test effectiveness of pasteurization- enzymes should be destroyed by the treatment

114
Q

What are harm studies used for?

A

To assess the causal relationship between exposure (treatment) and disease

115
Q

What is a confounder?

A

anything that independently affects the exposure and the outcome

116
Q

What are Hill’s Criteria for Causality?

A

temporal relationship, experimental evidence, dose response relationship, statistical significance, consistency across studies, plausibility

117
Q

Cohort study - prospective or retrospective?

A

Prospective (can be retrospective)

118
Q

Case control - prospective or retrospective?

A

Retrospective

119
Q

What are cohort studies useful for studying?

A

Interactive causes of harm

120
Q

What type of study is more ethically permissable?

A

Cohort study

121
Q

When are case control studies useful?

A

if the outcome or interest is rare or takes a long time to develop

122
Q

What do you calculate in cohort studies?

A

Relative risk

123
Q

What do you calculate in case control studies?

A

Odds ratio

124
Q

What does it mean if RR is = 1.0?

A

Risk is equal, no association

125
Q

What does it mean if RR is > 1.0?

A

Exposure increases disease risk

126
Q

What does it mean if RR is < 1.0?

A

Exposure decreases disease risk

127
Q

What does it mean if OR = 1.0?

A

Risk is equal, no association

128
Q

What does it mean if OR > 1.0?

A

Exposure increases disease risk

129
Q

What does it mean if OR < 1.0?

A

Exposure decreases disease risk

130
Q

Why can’t true risk be calculated in case control studies?

A

Because it is a retrospective study

131
Q

Who was Ambroise Pare?

A

Discovered alternative to using boiling oil to cauterize wounds

132
Q

Who was James Lind?

A

Developed trial with series of test groups to determine if lime juice treated scurvy

133
Q

What is morbidity?

A

Measurement of incidence of disease. Measures NEW events, so also measure risk

134
Q

What is mortality?

A

Death rate due to given disease

135
Q

What is prevalence?

A

Number of individuals affected at a specific time

136
Q

What is Eutrophication?

A

Aging of a body of water due to high BOD

137
Q

What are droplet nuclei?

A

particles 1-10 micrometers in diameter, implicated in spread of airborne infection

138
Q

What are clinical carriers?

A

Symptomatic

139
Q

What are subclinical carriers?

A

Mild symptoms, not yet clinical