HLT555 Environmental Health
Week 1 Discussion
DQ1 Why is
maintenance of environmental health quality important for human health? What
ideals from the Christian Worldview help us to make concern for environmental
health paramount and meaningful?
DQ2 Describe
three of today’s most important environmental health issues, either domestic or
international. How are these health issues affected by population growth?
DQ3 Consider
the following statement:
“Transportation
policy is health policy.” Do you agree or disagree with this statement? Justify
your response.
HLT555 Environmental Health
Week 2 Discussion
DQ1 Why are
studies on the health effects of smoking among individual who smoke not a
concern of environmental epidemiology? Explain the reason why exposure to
secondhand cigarette smoke is a concern of this discipline.
DQ2 Explain
why you and your classmates may have a different response to the same exposure
to a chemical. Provide a specific example.
HLT555 Environmental Health
Week 3 Discussion
DQ1 What
are some examples of environmental sources of exposure of populations to toxic
heavy metals? What factors can exacerbate the effects of toxic exposures on
populations with low socioeconomic status?
DQ2 What
types of injury of public health concern are associated with exposure to each
of the different forms of radiation? How does the risk of each injury vary with
the dose of the radiation in question?
HLT555 Environmental Health
Week 4 Discussion
DQ1 How do
vectors play a role in the transmission of disease? What are some procedures
for control and prevention? Provide a specific example.
DQ2 Unlike
other toxins or contaminants with which the public can come into contact,
pesticides are intentionally applied to food, living spaces, and people. What
are some of the risk-benefit issues in the application of pesticides? Is the
risk justified? Explain your position.
HLT555 Environmental Health
Week 5 Discussion
DQ1 Explore
the following statement: “The answer to a waterborne disease outbreak is to
‘shock’ chlorinate.” What health risks would be mitigated with this approach?
What new health risks might emerge from the application of large doses of
chlorine?
DQ2 What
actions can be taken to lower air pollution emissions? Consider actions that
can be taken at the individual, community, and government levels.
HLT555 Environmental Health
Week 6 Discussion
DQ1 What
are the different types of solid waste and how are they identified? What are
the different approaches to solid waste management?
DQ2 What
are some alternatives to sewer systems for disposal of human waste? To what
extent could these alternatives replace municipal sewer systems? Discuss their
advantages and disadvantages.
HLT555 Environmental Health
Week 7 Discussion
DQ1 Describe
the categories of hazards that may be present in foods and suggest methods for
their control and prevention.
DQ2 How do
food recalls contribute to the safety of our nation’s food supply? What do you
think are some strengths and weaknesses of this process?
HLT555 Environmental Health
Week 8 Discussion
DQ1 In the
United States, occupational health regulations are set by the Occupational
Safety and Health Administration (OSHA). What are some of the major factors
that limit the effectiveness of these regulations?
DQ2 What is
the difference between an unintentional injury and an accident? Why is it
important to make the distinction? Discuss some strategies for highlighting the
difference between accidents and injuries.
DQ3 The
risks of occupational injury and disease are especially high in poor countries.
Identify a specific occupational health hazard in a developing nation and
recommend a strategy for prevention.
HLT555 Environmental Health
Week 1 Assignment
Environmental
Health From a Historical Perspective Paper
In Silent
Spring, Rachel Carson uses a very powerful narrative framework to describe the
world as it exists in harmony and bliss before the fall into the massive use of
poisons in the environment. In 1,000-1,250-words, summarize the key issues
addressed in this publication; discuss how this publication has contributed to
current knowledge and understanding of the dynamic between the environment and
health; and explain the relationship between the environment and health.
Refer to
the assigned readings to incorporate specific examples and details into your
paper. You are required to use a minimum of three additional references in your
paper.
Prepare
this assignment according to the APA guidelines found in the APA Style Guide,
located in the Student Success Center. An abstract is not required.
This
assignment uses a grading rubric. Instructors will be using the rubric to grade
the assignment; therefore, students should review the rubric prior to beginning
the assignment to become familiar with the assignment criteria and expectations
for successful completion of the assignment.
You are
required to submit this assignment to LopesWrite. Refer to the directions in
the Student Success Center. Only Word documents can be submitted to LopesWrite.
HLT555 Environmental Health
Week 2 Assignment
Environmental
Epidemiology Assessment
APA format
is not required, but solid academic writing is expected.
Environmental
Epidemiology Assessment
1) Define the following terms: (15
points)
a) Environmental epidemiology:
b) Natural experiment:
c) Descriptive epidemiology:
d) Odds ratio:
e) Relative risk:
2) Explain the work of John Snow using
the methodology of the natural experiment. (10 points)
3) List the reasons why epidemiology is
important to research studies of environmental health. What are some of the
important limitations of the epidemiologic approach with respect to the study
of environmental health problems? (15 points)
4) Explain how ecologic analysis is
used to study the health effects of air pollution. Provide examples of uncontrolled factors that
may affect ecologic study results. (15 points)
5) Describe the importance of the
contributions of Sir Percival Pott to environmental health, particularly in the
field of cancer prevention. (10 points)
6) Describe Hill’s criteria for disease
causality. (10 points)
7) Explain the epidemiologic triangle
and how it can be applied to environmental health. (10 points)
8) Explain the difference between
descriptive and analytic epidemiology. Provide examples of how both types of
study design are utilized in the field of environmental health. (15 points)
To
calculate score, take _____total/ 100 x 10
HLT555 Environmental Health
Week 3 Assignment
Exposure
and Risk Assessment
This
assignment is in two parts:
Part 1: Exposure Assessment Case Study
Read
“Cross-sectional Exposure Assessment of Environmental Contaminants in Churchill
County, Nevada” by the Centers for Disease Control and Prevention (2003). Use
this case study to complete the Exposure Assessment form.
Directions: After
reading the Centers for Disease Control and Prevention case study, answer the
following questions.
Case
Study:“Cross-sectional Exposure Assessment of Environmental Contaminants in
Churchill County, Nevada” by the Centers for Disease Control and
Prevention.t http://www.cdc.gov/nceh/clusters/fallon/factsheet.pdf
1)
Identify the agent:_____________________________________________________
2)
What type of agent is described?
biological
chemical
3)
Source:
anthropogenic
non-anthropogenic
area point
stationary mobile
indoor outdoor
4)
Transport/carrier medium:
air
water
soil
dust
food product item
5)
Exposure pathways:
eating contaminated food
breathing contaminated air
touching a contaminated surface
drinking contaminated water
6)
Exposure concentration:
mg/kg (food) mg/litre (water)
ug/m3 (air)
ug/cm3 (contaminated surfaces)
% by weight fibres/m3 (air)
7)
Exposure route:
inhalation
dermal contact
ingestion multiple routes
8)
Exposure frequency:
continuous
intermittent
cyclic random
rare
9)
Exposure duration:
seconds
minutes
hours days
weeks months
years lifetime
10)
Exposure setting:
occupational non-occupational
residential non-residential
indoors outdoors
11)
Exposed population:
general population
population subgroups
individuals
12)
Geographic scope:
site specific
local regional
national international
global
Part 2: Risk Assessment Case Study
Read
“Illness Associated with Drift of Chloropicrin Soil Fumigant Into a Residential
Area – Kern County, California, 2003.” Use this case study to complete the Risk
Assessment assignment.
Directions:
Use the case study to provide answers to the following questions.
Case Study:
“Illness Associated with Drift of Chloropicrin Soil Fumigant into a Residential
Area—Kern County, California, 2003,” located on p. 154 of the textbook
1. Issue Identification
a. What is causing the identified
problem?
b. Why is the problem a problem?
c. How was the problem initially
identified?
d. What are the public perceptions of
the hazard?
2. Hazard Identification
a. What types of adverse health effects
might be caused by the problem?
b. How quickly and for what duration
might the problem be experienced?
3. Dose Response Assessment
a. Evaluate both qualitative and
quantitative toxicity information to estimate the incidence of adverse effects
occurring in humans at different exposure levels.
4. Exposure Assessment for the Relevant
Population
a. Determine the frequency, magnitude,
extent, duration, and character of exposures to the hazard.
5. Risk Characterization
a. Detail the nature and potential
incidence of effects for the exposure conditions described in the exposure
assessment.
HLT555 Environmental Health
Week 4 Assignment
Global
Warming and Vector-Borne Diseases (Benchmark Assignment)
In this
two-part assignment.
Part 1:
Illustration
Illustrate
a particular environmental agent and its effect on the environment. You may use
a flow chart, diagram, pictorial, or other instructor-approved format. The
illustration should show:
The
vector-borne disease.
The pathway
or chain of the disease.
The factors
that contribute to the spread of the disease.
The effect
of the disease.
Part 2:
Narrative
In a short
narrative (750 words maximum), do the following:
Identify
the vector-borne disease.
Explain in
detail the factors contributing to global warming.
Describe
the effect of global warming on the incidence and prevalence of the disease.
Utilize a
minimum of three references to support your claims.
Prepare the
narrative portion of the assignment according to APA guidelines found in the
APA Style Guide, located in the Student Success Center. An abstract is not
required.
This
assignment uses a grading rubric. Instructors will be using the rubric to grade
the assignment; therefore, students should review the rubric prior to beginning
the assignment to become familiar with the assignment criteria and expectations
for successful completion of the assignment.
You are
required to submit teh narrative portion of this assignment to LopesWrite.
Refer to the directions in the Student Success Center. Only Word documents can
be submitted to LopesWrite.
HLT555 Environmental Health
Week 5 Assignment
Public
Service Health Announcement
This is a
two-part assignment. Part 1 is a narrative report and Part 2 is a public
service health announcement. You will identify and explain the effect of the
water supply on the development of cholera in developing countries.
Part 1:
Report
In a report
of 750-1,000-words, address the following:
The agent responsible
for cholera.
The
symptoms, treatment, and diagnosis of cholera.
Relationship
between the water supply and cholera.
Public
health efforts to reduce cholera illness in developing countries.
Utilize a
minimum of three references to support your claims.
Prepare
this part of the assignment according to the APA guidelines found in the APA
Style Guide, located in the Student Success Center. An abstract is not
required.
Part 2:
Public Service Health Announcement
Develop a
public service health announcement. The PSHA should:
Have a
clear message.
Be targeted
toward a specific audience.
Be
persuasive in nature.
Grab the
viewer's attention.
Be brief.
Support
statements with evidence.
Contain
photos and text (voice and music are optional).
Observe all
copyright laws.
You may use
iMovie, iPhoto, Photostory for Windows, Windows MovieMaker, Adobe Premiere
Elements, or Web 2.0 tools such as JayCut or Animoto.
Post the
PSHA to TeacherTube or SchoolTube. If you do not have an account, create one
and post the PSHA.
APA format
is not required for the PSA, but solid academic writing is expected.
This
assignment uses a grading rubric. Instructors will be using the rubric to grade
the assignment; therefore, students should review the rubric prior to beginning
the assignment to become familiar with the assignment criteria and expectations
for successful completion of the assignment.
You are
required to submit the report portion of this assignment to LopesWrite. Refer
to the directions in the Student Success Center. Only Word documents can be
submitted to LopesWrite.
HLT555 Environmental Health
Week 7 Assignment
Reducing
the Risk of Foodborne Illnesses
The Hazard
Analysis Critical Control Plan (HACCP) is a system used to reduce the risk of
foodborne illnesses in the United States. Preventing problems from occurring is
the paramount goal underlying any HACCP system. The principles employed in the
development of HACCP plans meet the goal of preventing foodborne illnesses.
In a
PowerPoint presentation of 5-10 slides, describe the history and application of
the HACCP system, addressing the following:
Provide a
brief history of HACCP.
Describe
the steps involved in the development and implementation of a HACCP plan.
What are
the advantages of using HACCP rather than traditional food safety programs in
retail food establishments?
Describe
critical control points and critical limits as they are used in HACCP programs
and what happens when there is a deviation.
Why is
monitoring an important step in the HACCP system?
You are
required to use a minimum of three additional references in preparing your
presentation.
APA format
is not required, but solid academic writing is expected.
This
assignment uses a grading rubric. Instructors will be using the rubric to grade
the assignment; therefore, students should review the rubric prior to beginning
the assignment to become familiar with the assignment criteria and expectations
for successful completion of the assignment.
You are not
required to submit this assignment to LopesWrite, unless otherwise directed by
your instructor. If so directed, refer to the directions in the Student Success
Center. Only Word documents can be submitted to LopesWrite.
HLT555 Environmental Health
Week 8 Assignment
Health
Impact Assessment (Benchmark Assignment)
A health
impact assessment (HIA), described in Chapter 4 of your textbook, is a process
for describing and estimating the effects a proposed project or policy may have
on the health of a population. For this assignment, imagine you asked asked to
conduct a HIA for a proposed waste management facility in your community.
In a paper
of 1,250-1,500-words address the following questions and issues:
Provide an
overview and description of the stages of an health impact assessment. How is
it different from other forms of assessment, such as an environmental impact
assessment or a community health assessment?
What
information would you need about the proposed project?
What
information would you need about the community to understand the potential
health effects?
What
recommendations would you propose to promote positive health effects? What
recommendations would you propose to mitigate adverse health effects?
Which
decision makers would need this information? Why?
You are
required to use a minimum of five additional references in your paper.
Prepare
this assignment according to the APA guidelines found in the APA Style Guide,
located in the Student Success Center. An abstract is not required.
This
assignment uses a grading rubric. Instructors will be using the rubric to grade
the assignment; therefore, students should review the rubric prior to beginning
the assignment to become familiar with the assignment criteria and expectations
for successful completion of the assignment.
You are
required to submit this assignment to LopesWrite. Refer to the directions in
the Student Success Center. Only Word documents can be submitted to LopesWrite.
