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STRESS - Coggle Diagram
STRESS
Physiology of stress
GAS
- short term effects of stress, closely related to fight or flight response
- Alarm reaction (fight or flight)
- Resistance (if the stress continues the body needs to start to recover to cope with the physiological changes)
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- adrencortcotropic hormone is released, this increases the blood sugar to make the body cope with stress better
- exhaustion (if stress continues for even longer the body will start to deplete because the adrenal glands can no longer function)
(if stress continues for even longer the body will start to deplete because the adrenal glands can no longer function) THEN blood sugar will plummet (persons physical health will start to deteriorate)
Selye
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- cold hot condition (either in a extremely hot or cold room)
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TIMIO
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found working women had much higher blood sugar levels than the nuns because they experienced higher stress and had a quicker paced lifestyle
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A03 - doesnt differentiate between types of stressors, any level of stress will cause symptoms but it doesnt account for that
SAM PATHWAY
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HPA SYSTEM
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helps body to produce a steady flow of sugar to produce energy but also decreases the immune system and cognitive abilities (person will become sick and may experience memory loss/less alert)
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HELM
they found women who had been abused as children had more adrenaline and their SAM pathway was activated a lot quicker
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Individual differences
personality plays a role in responding to stress (based on how you perceive the stressor, those that are much more open minded will perceive it as a challenge)
Ways of measuring stress
Self report methods
- social readjustment rating scale
43 stressful life events, each one has a life change unit which reflects how stressful it is. People will add up the life changing unit they experienced in the last 12 months so if they score below 150 means there health is fine - if there score is between 150 to 300 then they have 50% chance of experiencing illness in the next year. If they get above 500 they have an 80% chance of experiencing illness in the next year
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- people experience life changes differently, might not be representative to the individuals experience (eg. divorce is different depending on the person)
- it only discusses life events in the last 12 months (life events tend to have long term effects which means just bc it wasn't in the last 12 months doesnt mean its still not having an effect)
- hassels and uplifts scale
this has 117 daily hassles and this will range from work, health, environment etc. people will identify the amount they have experienced and how severe they were. they have 135 uplifts so things like good sleep, seeing friends - people will identify how many they experience and the frequency of them per day (then will add up how many hassles and uplifts they have and if there is a balance they are less likely to be effected however, if they have a larger gap between the two they are more likely to be stressed)
- subjective to the individual, some may identify hassles as more stressful than others
- uplifts might not always balance out the hassels
- acknowledges stress in a more holistic way
Physiological methods
Skin Conductance
when stressed, skin produces more sweat which produces an electrical conductor - use polygraph tests where they attach electrodes to the middle finger and the index finger - release a very tiny electric shock and they identify how much electrical conductance they get (MORE CONDUCTANTS YOU PRODUCE THE MORE STRESSED YOUR BODY IS)
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Causes of stress
3 MAIN
- life changes (someone dying, getting married/divorced)
RAHE
he gave the social adjustment rating scale questionnaire to 2700 sailors, this assessed the number of life changes they had undergone in the last 6 months, assessed their health records/health issues - found a positive correlation, the more life changes they experienced the more health issues they faced
JACOBS AND CHARLES
they looked at children who developed cancer - they got the parents to complete a questionare based on the life changes the child underwent before they developed cancer - control group who didnt have cancer to compare their life changes, they found the children who developed cancer had experienced several life changes
A03
- questionnaires because they can be unreliable
- only found a correlation, cant establish cause and effect from a correlation
- sailors have quite stressful jobs so it may not be life change stress but work place stress
- daily hassles (minor inconveniences, losing keys, missing your bus) greater pressures (forgetting homework 3rd week in a row)
KANNER
Studied 100 participants, got them to complete the hassles and uplift scale, they did this every month for 9 months, then got them to do the life changes questionnaire 2 and a half years before the study and then 1 month after, they looked at health records - found there was a positive correlation between daily hassles and health - daily hassles had a higher impact than life changes (CAN BE USED TO EVALUATE LIFE CHANGES)
FLETT
he got 320 students (half male half female), they had to read a scenario a male or female who had experienced a major life event of daily hassle - they had to rate the amount of support they would give the person (found those who suffered from major life events were more likely to be given support - suggests daily hassles lack emotional support causing them to be more stressful than life changes)
A03
- questionares making it unreliable/making it prone to social desirability/very subjective
- tested males and females, not being androcentric
- 1) assessed daily hassles and life changes which means it has better validity, eliminate extraneous variables than could link
- work place stress (work load - amount given and time given to do it, level of control - how much autonomy they believe they have, job demands - what is expected of them and how that compares to their ability)
BOSMA
10000 civil servants, they worked in several positions within the job field (cleaners, CEOs), stated in a questionare their workload and their job role. they then looked at any potential symptoms for heart disease - did a follow up study 5 years later, and found that there was no correlation to work load illness but there was between job control illness - suggests the extent of which they have autonomy over their workload has the biggest impact on stress and the effect on their health
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GEYORKOS
meta analysis where they reviewed cross culture studies where they reviewed job control and stress - they found that individualistic cultures who had a lack of control over their workload had a high stress trigger, whereas in collectivist cultures job control was seen as less desirable so had less effect - it suggest that work place stress is culturally relative, we cant generalise because different cultures respond differently
- could have extraneous variables that were involved in the data they were using
- cant be generalised to everyone, shows culture differences