Trauma Flashcards
Type 1 vs 2 trauma
Type 1 - single incident trauma
Type 2 - repetitive trauma
What is the freeze response?
To distant, inescapable threat
What is one example of the freeze response?
Tonic immobility
What is tonic immobility?
Involuntary state of profound (but reversible) motor inhibition
What is the reptilian brain?
Autonomic arousal, instinctive responses
What is the mammalian brain?
Emotional and somatosensory memory, attachment
Most basic emotional systems in the brain originate from the
PAG
What is neuroception?
How neural circuits distinguish whether situations or people are safe, dangerous, or life-threatening
Under threat, activity in the brain shifts from the prefrontal cortex to the _______
Brainstem - SC and PAG
Some brain responses to trauma
Hippocampal atrophy
Increased activation of the amygdala
4 groups of symptoms of PTSD
Intrusive symptoms
Avoidance symptoms
Negative alterations in cognitions and mood
Increased arousal and reactivity
How long do you need to have symptoms to diagnose PTSD?
Over a month
What is complex PTSD?
PTSD PLUS
- negative self concept (low self-esteem, self-blame, hopelessness)
- emotional dysregulation (violent or emotional outbursts)
- chronic interpersonal difficulties (issues with trust, maintaining relationships)
Do people with PTSD have comorbidities?
80% do
Most common: depression, drug and substance abuse
