Flashcards in PTSD Deck (33)
_______ of fear is one of the main symptoms of PTSD
What is trauma?
The personal experience of a severely distressing or disturbing event
When symptoms from trauma, such as intrusive thoughts and difficulty going about daily activities, persist longer than _______ it is considered PTSD
What is PTSD?
A psychiatric disorder where learned fear, due to a traumatic event, becomes generalized to situations that normally would be considered safe
PTSD results in autonomic __________ in inappropriate situations
What is the lifetime prevalence of PTSD in Canada?
What conditions are highly comorbid with PTSD?
Substance Use Disorders
What are the three main signs of PTSD?
Recurring and frightening memories
Avoidance of potential triggers
A heightened state of arousal
DSM-5 Criteria A: The person was exposed to a ________ ________
DSM-5 Criteria B: ______ ______ of the traumatic event
DSM-5 Criteria C: ______ _______ of trauma related thoughts or feelings and reminders
DSM-5 Criteria D: ______ mood and _______ cognition
DSM-5 Criteria E: ______ and ______ that appeared after or were exacerbated by the trauma
DSM-5 Criteria F: Symptoms persist for more than ________
DSM-5 Criteria G: Symptoms cause ______ and _____ impairment or distress
DSM-5 Criteria H: Not due to ______, substance use, or ________
What are some way a person could be exposed to a traumatic event?
Exposure to details
What are some ways someone could re-experience a traumatic event?
Thoughts and memories
Physical reactivity to reminders
Does everyone who experiences a traumatic event develop PTSD?
Which sex is affected twice as often?
Is there a genetic component to PTSD?
Yes - monozygotic twins show a higher concordance rate than dizygotic twins
PTSD patients show increased responsiveness to trauma and emotional stimuli in the ______ and ________
PTSD patients show decreased volume and responsiveness to fearful and emotional stimuli in the _________
What is Long Term Potentiation (LTP)?
Process by which synapses are strengthened in two or more neurons that fire simultaneously, making them more likely to fire together in the future
*LTP: Neurons that _____ together _____ together*
In traumatic situations you want to act fast so the brain bypasses the _____ lobe and responds via the ______ and _____
LTP plays an important role in pairing _________ memory and ________ memory
Emotional - Amygdala
Declarative - Hippocampus
What is hypervigilance
An enhances state of sensitivity to your surroundings
PTSD represents an inability to extinguish _________ fear responses leaving the individual unable to distinguish between _____ and safety