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Harris_DH202 Final Review Flashcards | StudBud
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Harris_DH202 Final Review
Harris_DH202 Final Review
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1
What involves using statistical tests to organize, describe, summarize & analyze to answer a research question
Data assessment
Data analysis
Causality
Data interpretation
2
Which approach measures the relationship between variables?
Experimental
Ex post facto
Correlational
Case control
3
The mean of the following set of values is 3: 7, 7, 8, 8, and 5.
True
False
4
Nonmaleficence is the Health provider's 1st obligation to the patient to do no harm
True
False
5
The purpose of dental hygiene research is to ________.
Prove that all patients are the same & need the same treatment
Establish a scientific based standard of care for DH practice
Justify things like plaque removal prior to fluoride application
Establish that anecdotal recommendations are preferred methods of treatment
6
What is a body of techniques that uses observation, reason, and experimentation to further evidence?
Evidence-based method
Science measurement
Both Science measurement & Scientific method
Scientific method
7
What publication is a compilation of cogent issues currently studied?
Healthy People 2000
Call to Action
Mortality and Morbidity Weekly Report
8
In the 3rd National Health and Nutrition Examination Survey (NHANES III), how many adults were found to have gingivitis?
20%
50%
70%
75%
9
An institutional review board should include which roles?
Ensures the rights & safety of the research subjects
Holds the researchers accountable to the public
All of these
Protects the institution and the researchers against lawsuits
10
Which type of study is an in-depth report on a single person, group, event, or situation?
Quasi-experimental
Case study
Experimental
Correlational
11
Which research approach involves a study of the development of the International Federation of DH Association?
Ex post facto
Case study
Descriptive
Historical
12
Which study approximates the true experimental approach but lacks the control of true experimentation?
Clinical
Quasi-experimental
Survey
Retroactive
13
Autonomy is the Ability to govern one's profession & be self-determined and directed as a profession
True
False
14
An investigation that studies the frequency of flossing and periodontal disease is called a ________.
Correlational study
Case study
Trend
Survey
15
War crimes during World War II involved infecting prisoners with HIV. This was done to conduct research on AIDS
Both statements are true.
The first statement is true; the second statement is false.
The first statement is false; the second statement is true.
Both statements are false.
16
Which source provides funding for the educational and research activities of dental hygienists?
Local businesses
Medicaid
ADHA Institute of Oral Health
Chip
17
The most compelling ethical dilemma with the Tuskegee Study was which of the following?
Researchers became too close with subjects
Plagiarism of test results
study consent wasnt available in all languages
Did not offer Curative Treatment that was available
18
Beneficence requires that existing harm be removed
True
False
19
Evidence-based practice takes into account which preferences?
Local government
non-clinical
Patient
Experimental approaches
20
In research involving human subjects, informed consent must be obtained so subjects understand the research they are in
Both the statement and the reason are correct and related.
Both the statement and the reason are correct but NOT related.
NEITHER the statement NOR the reason is correct.
The statement is correct but the reason is NOT.
21
A small version of a proposed study is called a ________.
Pivotal study
Case study
Controlled study
Pilot study
22
Which of the following can be determined by examining the mean & median of the distribution?
Normal bell distribution
Gaussian distribution
None of these
Bell curve
23
A study in which neither the participant nor the researcher knows who is using a product or placebo is termed ________.
Blind
Double-blind
Double cross-over
Cross-over
24
Periodontal disease is caused by convergence of bacteria and an aggressive ________.
Flossing technique
None of these
Immune response
Toothbrushing technique
25
Overall, the prevalence of both partial and total tooth loss in adults has ________.
Stayed the same
Increased
Decreased
Doubled in numbers
26
The mode is the ________.
Midpoint
Average
Most frequently occurring value
Both Most frequently occurring value and Average
27
Who is the founder of dental hygiene?
Irene Newman
Jack Orio
Alfred Fones
Christine Nathe
28
This refers to a relationship or association between variables that can be measured mathematically.
Causality
Correlation
Trend
Set limit theorem
29
risk markers are associated with the increased probability of disease but not considered to have a causal role.
False
True
30
Controlled or uncontrolled diabetes is an example of a Nominal scale?
True
False
31
Which of the following is determined by subtracting the square of the standard deviation?
Square deviation
range
Variance
32
The Tuskegee Syphilis study was conducted by which institution?
CDC
FTC
US PHS
FDA
33
If dental hygiene is to evolve as a specific scientific discipline, ________.
Focus must be placed on being a field of study w/ discipline interest
We must ensure that all DH lobby for higher pay and more jobs
A research base solely generated by the profession must be established
34
Scales of measurement include Nominal, ordinal, interval, and ratio
True
False
35
Discrete variable is represented numerically
True
False
36
Which type of research considers the effect of intraoral sodium bicarbonate rinses on periodontal ligament of lab rats
Case control
Case study
Correlational
Experimental
37
What requires that critical thinking to explain the meaning of the findings & factors that could influence results
Data analysis
Interpretation
Data assessment
Causality
38
Informed consent, an ethical consideration, requires educating a subject about all aspects of the study
True
False
39
Why is dental hygiene research important?
All of these
To continue advancing practice
To advance and promote the DH profession
40
The mean is commonly considered to be the ________.
Most frequently occurring value
Both Most frequently occurring value and Midpoint
Average
Midpoint
41
Research
misconduct
may include ________.
Falsifying or fabricating data
Plagiarism
Copyright or patent infringement
All of these
42
The median is the ________.
Average
Midpoint
Most frequently occurring value
Both Average and Most frequently occurring value
43
Causality means that a particular exposure results in a particular outcome.
True
False
44
Which study tries to investigate cause-and-effect relationships and involves manipulation of variables?
All of these
Correlational
Trend
Experimental
45
Government entities such as the state department review research conducted in the private sector.
True
False
46
Which type of approach describes and interprets current events or situations?
Descriptive
Case control
Case cohort
Ex post facto
47
A survey fits into a Descriptive approach
True
False
48
Institutions that conduct medical research usually have an entity known as HIPAA.
False
True
49
Stratifying a sample would define information such as age, gender, sex, income level, or educational levels.
True
False
50
What is the first step of the scientific method?
Name the problem or question
Perform an experiment
Conduct the research
Form an educated guess (hypothesis)
51
The theory that a disease can be attributed to many factors is termed ________.
Dimensional
Multifactorial
Cause-and-effect
Naturalization
52
The attempt to identify and describe the topic being researched is ________
Descriptive
Analytic
Subjective
Objective
53
Ethics, in a "nutshell," is about doing the right thing.
False
True
54
Which type of study investigates existing differences to determine possible causes?
Experimental
Quasi-experimental
Ex post facto
Correlational
55
Paternalism Involves DH researcher doing what he or she thinks is best for the patient
True
False
56
A case report is about a small group of people
False
True
57
This error occurs when the null hypothesis is rejected, and it is true.
Type III
Type IV
Type I
Type II
58
A time series design measures the dependent variable and is done several times over a period of time.
False
True
59
Making good ethical decisions in research can help an institution, researchers, and society as a whole.
True
False
60
A study that uses questionnaires, opinionnaires, interviews, and indexes is called a ________.
Document analysis
Developmental
Quasi-experimental
Survey
61
Posttest sensitization is the effect of the pretest on the outcome of the study.
True
False
62
A case study is not a specific incidence of disease in one person
True
False
63
A Cohort is a population group with a common characteristics
False
True
64
What source contains oral epidemiological data from around the world?
International Federation of Dental Hygienists
Prevention International
Federation Dentaire Internationale
Global Oral Data Bank
65
Naming the problem or questionis the 1st Steps of the Scientific Method ?
True
False
66
A bar graph is used to present categorical data.
False
True
67
All of the following is private practice methodology except ________.
Imitates treatment intervention
Makes observations
Makes diagnosis
Identifies chief complaint
68
Which is NOT an attribute of Scholarly Identity?
Uses evidence to support one's viewpoint
Gives little regard to the work of DH scholars & disciplines
Disseminates findings of work through scientific publication
69
What act adds to the confidentiality of patient records?
BEG
HIPPO
IRB
HIPAA
70
Central Limit suggests that in randomly selected population samples, the samples tend to be normally distributed
True
False
71
Ordinal scale organizes data into mutually exclusive categories that are rank-ordered based on some criterion
True
False
72
Continuous variable is large and infinite number of measures along a continuum
True
False
73
The following set of values has two modes: 7, 7, 8, 8, 5.
False
True
74
A histogram uses dots on a frequency table.
False
True
75
A risk indicator is a modifiable attribute that is known to be associated with a health condition.
False
True
76
Most events in this world tend to fall into a bell-shaped curve called a normal distribution or the ________.
Positive skew
Left skew
Gaussian distribution
Right skew
77
Ethical behavior in research may be described as what is ________.
All of these
Legal
Right
Fair
78
Observational studies can be conducted to infer causality.
True
False
79
Which approach studies the meaning of past events?
Case control
Descriptive
Historical
Case study
80
The Nuremberg Code was a result of ________.
Universal report that was developed in the early 21st century
The absence of research protocol from a university
A trial that was run without due process
War crimes trials
81
Which is determined by subtracting the highest score from the lowest score?
Standard deviation
Range
Both Standard deviation and Range
Variance
82
Which of the following is NOT part of the Research Methodology Analogy?
Takes survey/makes observation
Develops research question
Conducts literature review
Determines treatment plan
83
Establishing risk is the same as establishing causality.
True
False
84
The study of disease in a target population is called ________.
Etiology
Epidemiology
Causality
Naturalization
85
As a result of the Belmont Report, medical research became a laborious process to protect human subjects
False
True
86
Evidence-Based Practice means ________.
Using known methods with unpredictable results and scientific method.
Using known methods with predictable results & anecdotes
Using known methods with predictable results and scientific method
Using known methods and anecdotes
87
To report an average without a measure of dispersion can misrepresent the data.
False
True
88
Poor ethical choices accumulate or snowball and can sometimes become unethical habits, which can affect all of us.
False
True
89
Veracity Can be defined simply as being honest
True
False
90
Which type of research studies the same population over an extended period of time?
Longitudinal study
Case control
Correlational study
Survey
91
Justice is Providing patients, test subjects, or populations with what is owed, due, or deserved
False
True
92
What group is charged with reviewing the ethical implications of a research study?
Health access group
Ethic study board
Institutional review board
Bioethics review group
93
In a posttest-only design, the independent variable is introducing & then the dependent variable is measured.
False
True
94
Historical approach is designed to determine the meaning of past events
False
True
95
The prevention agenda for the United States is discussed in which publication?
Morbidity and Mortality Weekly Report
Prevention USA
Healthy People 2010
Global Oral Data Bank
96
A factorial design is used to study two or more independent variables.
True
False
97
The Belmont Report describes ethical principles & guidelines for research with human subjects, Principles include
Respect for persons
Roles of institutions
Specific guidelines for war
None of these
98
Which is a perfect correlation?
+1
+.75
+.98
0
99
Which is the most common correlation coefficient?
Analysis of variance
Student t test
Spearman rank-order correlation coefficient
Pearson product–correlation coefficient
100
Characteristics of effective tables and graphs include ________.
Accuracy
All of these
Clarity
Appearance