Module 41: Anxiety disorders, OCD, and PTSD
what percentage of people will develop PTSD after a traumatic event
5 to 10 percent
panic disorder:
An anxiety disorder marked by unpredictable minutes-long episodes of intense dread in which a person experiences terror and accompanying chest pain, choking, or other frightening sensations; affects about 3 percent
The anterior cingulate cortex is MOST likely to be hyperactive in people who suffer from:
OCD
posttraumatic stress disorder (PTSD)
a disorder characterized by haunting memories, nightmares, social withdrawal, jumpy anxiety, numbness of feeling, and/or insomnia that lingers for four weeks or more after a traumatic experience
panic disorder
a person experiences panic attacks-sudden episodes of intense dread- and fears the next episode
generalized anxiety disorder
a person is continually tense, apprehensive, and in a state of autonomic nervous system arousal
phobias:
a person is intentionally and irrationally afraid of something
The textbook suggests that people with posttraumatic stress disorder (PTSD) have a more sensitive emotion-processing limbic system than other people do. Based on this information, the function of the _____ may be different among people with PTSD than among other people.
amygdala
obsessive-compulsive disorder
an anxiety disorder in which a person has recurrent obsessions and/or compulsions
agoraphobia
fear or avoidance of situations, such as crowds or wide open places, where one has felt loss of control and panic
The link between conditioned fear and general anxiety helps explain why anxious people are _____ to possible threats
hypervigilant
anxiety disorders:
psychological disorders characterized by distressing, persistent anxiety or maladaptive behaviors that reduce anxiety
_____ occurs when a person who is attacked by a fierce dog later develops a fear of all dogs.
stimulus generalization
OCD is more common among...
teens and young adults than older people
people with generalized anxiety disorder are:
two thirds women
