Chp 12 - Stress and Health Flashcards
Stressor
anything that places excessive demands on the individual
The Stress Response (1+6+1)
Sympathetic nervous system
Endocrine system (cortisol)
Changes in
- glucose (higher)
- respiration (faster)
- heart rate (faster)
- digestion (shut down, to move faster)
- brain function (hippocampus)
- immune function (suppressed)
Stress can be good
- Allows you to meet demands
but chronic stress causes health problem
Cortisol is a ______ _____
Steroid hormone: can enter every cell type in the body
What was the best predictor for developing a cold?
Best predictor of developing a cold was stress
- Stress suppresses the immune system
Access whether or not had a cold
Measures of lifestyle, personality
Control group:
- Saline water up nose
Test:
- Cold virus up nose
Acute stress and immunity
- mild stress enhances immune function
- moderate to severe stress suppresses immune function
Chronic Stress effect on body
- powerfully suppress immune function
Sleep problems and stress (4)
- Spontaneous waking
- Not getting enough sleep is a stressor
- Stressed about not getting sleep
- Reinforce being stress
The Epworth Sleepiness Scale
Judge whether they were sleep deprived or not
Top stressors (4)
Homework/School
Parents/Family
Time
Social Life/Personal
The Social Readjustment Rating Scale (SRRS) (4)
Anything that causes us to change the way we live is stressful
- higher point= greater stress
- Newer scales only measures emotionally negative
- Emotionally positive events can protect against illness
- student stress scale
SRRS Scores and Illness
The more negative life changes, more likely to experience serious illness:
300 points or more, seen by medical professional due to illness
Stress Continuum
Minor Stressor (microstressors)
Cataclysmic Phenomena (hurricanes, wars..)
The chronic daily hassles
- Elicit stress respones
- Major stressors make us more sensitive to chronic daily hassles (if already highly stressed)
got lots of microstressors happening
Stress and Psychological Health (6) is a risk factor for:
Stress is a risk factor for
- mood disorder
- anxiety disorder
- substance abuse
- dissociative disorder
- psychoses
- somatoform disorder
Diathesis-Stress Model (4)
For all disorders, there are prior predispositions (e.g. genes/ experience)
- Has high predisposition, only need low level of stress to manifest disorders
- stress doesn’t cause disorder, but amplifies risk factors
Model also fit physical disorders
Personality Characteristics and Unhealthy Behaviour (4)
- Unhealthy Behaviours
- Sick Role
- Disease
- Stress