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what is medical psychology
testing and psychotherapy for emotional problems
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what is behavorial medicine?
clinical uses of techniques derived from experimental analysis of behavior
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what are the goals of behavorial medicine?
- improved prevention
- diagnosis
- treatment
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who was involved with behavioral medicine?
skinner
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what did Skinner use as behavioral medicine experiement? what did they do ?
- rats
- pushing a lever = shock = avoid
- + and - reinforcement
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what lead to todays meaning of behavorial medicine?
Yale university conference in 1977
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what is psychosomatic medicine?
"all in head" - peptic ulcers, asthma
relation between mind and body
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who was involved with psychosomatic medicine?
what did he methods did he focus on?
sigmound freud
clinical experience and hunches
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how does health psychology contribute?
- enhancement of health
- prevention and treatment of disease
- identify risk factors
- improve health care system
- shape public opinion
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what is health psychology?
specialty within the field of psychology concerned with physical health
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what is the biomedical model?
traditional view of western medicine which defines health as the absense of disease
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steps of the biomedical model? (3)
- identify pathogen
- remove pathogen
- health restored
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what is a pathogen ?
disease causing organism
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alternative model that includes a holistic approch to to medicine?
biopsychosocial model
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what does the biopsychosocial model involve?
- biological
- psychological
- social influences
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using what model did chronic diseases start to replace infectious diseases as leading causes of death
biomedical model
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the biopsychosocial model uses its factors to produce _____ and ________
health and disease
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what is the 1/3, 1/3, 1/3 rule
- 1/3 of life do what you want
- 1/3 of life counteracting what you did with the first 1/3 or don't get last 1/3 of life
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health psychologists are ______ first and ______ second?
psychologists and specialists
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what is the placebo effect?
- around for centuries
- not investigated till recently
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what contributes to the placebo effect?
expectancy and learning
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what is a single blind study?
the experiementers knows the participants don't
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what is a double blind study?
neither the experimentors or participants know.
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what is a correlation study?
- descriptive research between two variables
- describe the relationship
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pearson r = close to 1 = ______ ______
closer to 1 the ______ the correlation
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what is the correlation study missing?
cause and effect
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what is a cross sectional study?
condition as it is now
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what is a longitidual study?
test then and test now
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cross sectional study
positive:
negative:
- speed
- incabable of revealing changes over time
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what is missing from the cross sectional and longitidual studies?
cause and effect
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what is a experimental study?
comparison of two groups, referred to as control and experiment
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what two factors does the experimental study have?
- cause and effect
- dependent and independent variables
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independent variable = _____ group
control
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dependent variable = ________ group
experiemental
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what is the ex post facto design?
one of several types of experimental studies, resembles an experiement in some ways but differs from others
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what does a randomized study help control?
variables
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what is ex post facto design used for?
- often
- variable of interest with select particpants who already differ on this variable - subject variable
- ethics = big problem
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what is epidemiology?
branch of medicine that investigates factors contributing to increased health or the occurance of disease
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what is prevelance?
proportion of population that has a particular disease or condition at a specific time
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what is incidence?
measures the frequency of the new cases during a specified period
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what three broad methods does epidemiology use?
- observational studies
- randomized controlled trials
- natural experiements
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what are observational studies?
analzye the occurance of a specific disease in a given population
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what is a prospective study?
population of disease-free participants and follow thenm over period of time to determine whether a given condition such as: cig smoking is related lung cancer later on
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what are retrospective studies?
what are they also referred to as?
begin with a group who is suffering from a particular disease or disorder and then look backward for characteristics that differ from people who don't have the condition
case-control studies
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randomized controlled trials =
experiments
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what is self selection?
participants pick what group their in : control/experiment
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what is a natural experiment?
researcher picks independent variable and does not manipulate it
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what is a meta-analysis?
allows researchers to evaluate many research studies on the same topic, even if research methods are different
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what is the alameda study?
- prospective study of a single community to identify health practices that protect against death and disease
- -70's
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what is relative risk?
refers to the ratio of the incidence or prevelance of disease in an exposed group to the incidence or prevelance of that disease in an unexposed group
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what is absolute risk?
refers to persons chances of developing a disease or disorder independent of other people having the disease or disorder
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what is the dose-response relationship?
- is a direct consistant association between independent variable such as behavior and dependent variable such as disease
- -higher dose= higher risk
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what is reliability?
extent to which it yields consistant results
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what is validity?
extent to which an instrument measures what it is suppose to measure
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what is the health belief model?
beliefs are important contributers to health seeking behaviors
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what are the four beliefs of the health belief model?
- susceptibility
- severity
- benefits
- barriers
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what is the theory of reasoned action?
assumes that people are generally reasonable and make systematic use of information when deciding how to behave
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four steps of the theory of reasoned action
- beliefs
- attitudes
- intention
- behavior
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what is illness behavior?
before diagnosis, activities undertaken by people who experience symptoms but who have not recieved a diagnosis
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what is sick role behavior?
term applied to the behavior of people after diagnosis
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who is more likely to use healthcare
women
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what are some cognitive/demographic factors effecting healthcare?
- age
- gender
- stress
- economic level
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what factors do people consider when choosing a health care practitioner?
- cost
- location
- gender
- culture
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problems encountered when recieving health care?
- stress
- avaiability
- treated as non-person
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segall believes the sick role has 3 rights and 3 duties what are they?
- rights:
- make decision concerning health care
- excempt from normal duties
- dependent on others
- Duties:
- maintain health
- perform routine health care management
- use range of health care resources
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what happens when someone is treated as a nonperson in a healthcare setting?
- concerns and comments overlooked
- identities overlooked
- lack of information
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irrational health care model
- assesses the tendency to appraise health-related information in an irrational manner
- -reflect bias
- -inconsistant
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what is positive reinforcement?
positive stimuli added to the situation increasing probability the behavior will occur
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what is punishment?
changes behavior by decreasing chances that a behavior will be repeated
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what is negative reinforcement?
behavior strengthened by removal of unpleasent valued stimuli
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what is adherance?
compliance when told what to do
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reasons for adherance?
- severity
- duration of TX
- medication side effects
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what are personal characteristics that affect adherance?
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personal characteristics of MD affecting adherance
- confidence of MD
- MD is warm
- bidirectional communication
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what is self-efficacy?
peoples beliefs in their capability to exericise measures of control over their own functioning
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what was involved in Banduras triangle of reciorical determinism?
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what is compliance?
the patients behaviors that conform to physicians orders
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what is a neurotransmitter?
where chemicals are released
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what does the autonomic nervous system contain?
paraNS(nonstressful) and SNS (emergency)
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what did Cameron come up with?
fight or flight response
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Waht did Taylor come up with ?
Tend and befriend (nuturing and providing support)
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What did Seyle come up with?
General Adaption Syndrome
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what is the general adaption sydrome?
the bodies generalized attempt to defend itself against noxious agents
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The three stages of the general adaption syndrome?
- alarm reaction
- resistance stage
- exhaustion stage
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Lazarus came up with what model?
transactional model
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what is the transactional model?
refers to the relationship between person and enviroment
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what is perception?
not what happened to you but what you think happened to you
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when is perception harmful?
- personally important
- vulnerable
- belief of no cope
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what tests measure stress?
- social readajustment rating scale
- daily hassle index for college students
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what does Kobasa believe?
- stress had less of an effect if the person had a hardy personality
- -commitment
- -internal locus
- -stressors = challenges
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what are three sources of stress?
- diaster events
- life events
- daily hassles
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what is norepinephrine?
neurotransmitter
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what are hormones?
chemicals secreted by glands of endocrine system
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what is cortisol?
hormone that exerts wide range of effects on major organs in body
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what is epinephrine?
(adrenaline) - produced by adrenal medulla and accounts for 80% of the hormones of the adrenal gland
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what are the three types of appraisal used to assess situations?
- primary
- secondary
- reappraisal
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what is the hypothalamic-pituatary-adrenal axis?
interactions between hypothalamis and pituatary and adrenal glands
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what is psychoneuroimmunolgy?
linking stress to illness via immune system
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what did ader and cohen design?
used classical conditioning on rats using saccharine as a suppressent
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what is HIV?
virus that damages the immune system creating a defiency that leaves the person vulnerable to variety of diseases
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what is AIDS?
disease caused by HIV which destroys the Tcells and macrophages in the immune system
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what is the diathesis-stress model?
model suggesting that some people are vulnerable to stress-diseases because of their genetic weaknesses
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what is PTSD?
characteristic symptoms following exposure to an extreme traumatic stressor
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what is an autoimmune disorder?
depression or PTSD
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what are migrane headaches?
recurrent attacks of pain that vary widely in intensity, frequency, and duration
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what is the lymphatic system?
how the immune system is spread out throughout the body
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what is rheumatoid athritis?
chronic inflammatory disease of the joints
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what are antigens?
the substance that causes the immune system to produce antibodies against it
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what are A-beta fibers?
- mylinated, conduct neural impulses faster then unmylinated C-fibers
- easily stimulated and larger than A-delta
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what are C-fibers?
- require more stimulation to fire
- stimulation results in slower developing sensation of burning or dull aching
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what is chronic pain?
pain that last months or years
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what is acute pain?
- pain that results of injury
- rapid onset
- sudden inflammation
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what is phantom limbs?
strange pain following amputation
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what is the somatosensory system?
the system that conveys information from the body to the brain
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what are endorphins?
naturally occuring chemicals in the brain that affect pain perception
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what did Melzack and wall create?
the gate control theory
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what is the gate control theory?
spinal cord as a gate for sensory input that the brain interprets as pain
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what are analgesic drugs?
relieve pain without causing loss of consciousness
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what is the McGill pain questionare?
developed for single definition more objective than asumption
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