CH 1-4 exam Flashcards
life expectancy in the US (past)
50 years
life expectancy in the US (present)
80 years
leading causes if death in the past
pneumonia
tuberculosis
diarrhea
enteritis
heart disease
-liver disease
what do europeans and african americans die from
CVD
what do asians and hispanics die from
cancer
contributors to an increase in life expectancy
-lowering of infant mortality
-prevention of disease
-healthier lifestyle
-efficient disposal of sewage and better nutrition
- advances in medical care (antibiotics and new surgical technology)
Dr. Sheldon Cohen’s research findings
-participants received cold virus and quarantined
-not all participants developed cold
-those that developed cold: more stressful experience
-fewer positive emotions
-less sociable
-less diverse social networks
contributors of poor health
-stress
-diet
biomedical model
-defines health as absence of disease
-disease seen solely as biological process that is a result of exposure to a pathogen
-spurred development of drugs and technology oriented towards removing pathogens and curing disease
biopsychosocial model
-looks at biological, psychological, genetics, physiology, social support, personal control, stress, compliance, personality, poverty, ethnic background, and cultural beliefs
what are 2 advantages of the biopsychosocial model
1.) incorporates psychological and social factors
2.) views health as a positive condition
which professions utilize the biopsychosocial model
-clinical health psychology
-neurologists
psychosomatic medicine
-psychological and emotional factors contribute to physical health problems
-freud: unconscious conflicts contribute to physical symptoms
-cannon: emotions are accompanied by pysiological changes that could cause disease
-Dunbar: relationship between personality type and disease
-benefitted health care by connecting emotional and physical conditions
behavioral psychology
-focused on development and integration of behavioral and biomedical science, knowledge, and techniques relevant to health and illness
-uses psychology and behavioral science to achieve better health
placebo
-inactive substance or condition that has the appearance of an active treatment
placebo percentage of outcomes in studies
35% of treatment effects
nocebo
side effect from a placebo
what are the chances of a research participant experiencing a nocebo
20%
correlational studies
-relationship between 2 variables
-correlations measured by correlation coeeficient
- -1.0 to 1.0
what are the 2 components of correlations
1.) strength
2.) direction
strength of a correlation
direction of correlation
cross sectional studies
data collected at one point in time
xperimental designs
-compare at least 2 groups to be able to draw cause and effect conclusions
-participants randomly assigned to control and experimentale group