PSYCH CH 6 Flashcards
an event that creates the demands for a state of stress
stressor
the person’s reactions to a stressor
stress response
the network of nerve fibers that connect the central nervous system to all other organs of the body
automatic nervous system (ANS)
the brain and spinal chord
central nervous system
examples of involuntary activities:
breathing, heartbeat, blood presure
network of glands throughout the body that help control important activities such as growth and sexual activity
endocrine system
nerve fibers in ANS that quicken the heartbeat and produce other changes experiences as arousal
sympathetic nervous system
glands located on top of the kidneys
adrenal glands
what happens when adrenal medulla is activated?
epinephrine (adrenaline) and norepinphrine (nonadrenaline) is relased
the nerve fibers of ANS that help return bodily processes to normal
parasympathetic nervous system
one route by which the brain and body produce arousal
Hypothalamic-Pituitary Adreanal (HPA) axis
What does the hypothalamus do when faced by stressors?
send signals to pituitary gland, which secretes ACTH, the ‘major stree hormone’
Hormones, including cortisol, released by the adrenal glands at times of stress
corticosteroids
patterns that arise in reaction to a psychologically traumatic event
acute stress disorder/ posttraumatic stress disorder
a disorder in which a person experiences fear and related symptoms soon after a trauma but for less than a month
acute stress disorder
a disorder in which a person experiences fear and related symptoms long after a traumatic event
posstraumatic stress disorder
fluctuating emotions of anxiety, anger, depression
emotional dysregulation/ labile mood
psychological seperation
dissociation
feel dazed, have trouble remembering things, feeling that their conscious state is unreal
depersonalization
When do acute/posttraumatic stress disorders occur?
at any age
Who is more likely to developed stress disorders?
- ppl with low income
- women
- hispanic, african, american indians
What is a trigger for acute/posttraumatic stress disoder for soldiers?
combat
ex. vietnam war
What are some examples of natural disasters that lead to PTSD or acute stress?
hurricanes, eathquakes, floods
What is victimization? some examples?
traumatic experiences like physical, sexual assault, terrorism, mass shootings