Stress as a psychobiological process Chapter 3 Flashcards
stress
a psychological and physiological state of tension in response to a stimulus
stressor
a stimulus (internal or extrenal) that prompts the stress response
internal stressor
-a stimulus from within a persons body that prompts the stress response
-attitude
-rumination
-low self esteem
-nervous system dysfunction
attitude
more likely that they consider a situation to be outside of their capacity to cope,
rumination
Repeatedly thinking about the negative components of an event makes it more difficult to overcome
low self-esteem
negative opinion of themselves makes it more likely
that they do not believe in their capacity to overcome a stressful situation
nervous system dysfunction
The dysfunction of the production of certain neurotransmitters,
such as gamma-amino butyric acid (GABA), could make it more likely to experience a stress
response
external stressor
a stimulus from outside a person’s body that prompts the stress response
a test
meeting new people
working
Eustress
a positive psychological stress response
emotions: happy excited
when stressor provides a positive opportunity
Distress
a negative psychological stress response
emotions: worried upset
when stressor provides a negative circumstance
acute stress
a form of stress characterised by intense psychological and physiological symptoms that are brief in duration
fight-flight-freeze
an involuntary and automatic response to a threat that takes the form of either escaping it, confronting it or freezing
flight and fight
activation of sympathetic ns
prompts the release of adrenaline and allows the body to quickly flee form the threat or fight
freeze
stressor seems so threatening that the body cannot respond straight away
drop in blood pressure
chronic stress
a form of stress that endures for several months or longer
cortisol
a hormone that is released in times of stress to aid the body in initiating and maintaining heightened arousal
response to acute stress
cortisol helps to energise the body by inducing the release of glucose and rise in blood sugar levels
fight-flight-freeze
response to chronic stress
-enduring release of cortisol
-increased blood sugar levels
-improving metabolism
-energising the body
-reducing inflammation
General Adaptation Syndrome
a biological model involving three stages of physiological reactions that a person experiences in response to a persistent stressor
SCARE
Shock
Counter shock
Alarm reaction
Resistance
Exhaustion