Transcript Schizophrenia and Dissociative Disorders

Schizophrenia and
Dissociative Disorders
Schizophrenia
Most severe
1% of U.S.
50% of people admitted to mental hospitals
Begins in late teens/early adulthood
Rarely before teens or after 45
Effects both men and women
Symptoms
Two Types
-Positive – excessive behaviors
-Negative – deficits in behaviors
Symptoms
Delusional beliefs
Persecution – people are plotting to harm them
Grandeur – they are someone important
Hallucinations
Visual or hearing voices
Disorganized speech and thought
Word salad
Emotional and behavioral disturbances
Exaggerated to inappropriate to no emotions
Theories of Causes
Genetics
Biological – Dopamine Hypothesis
Over activity of dopamine neurons in brain
Diathesis – stress model
Inherited or environmental predisposition
Stressful events then trigger it
video
Dissociative Disorders
-Disruption in the conscious process
Dissociative Amnesia
Person can not remember
things and no physical
reason for this loss
Dissociate from painful
memories – fugue state
Dissociative Identity Disorder
DID
Multiple personality
disorder
Person has several
personalities instead of
one
People with DID -history
of sex abuse or other
childhood trauma
Theories about Causes of DID
Extremely traumatic event
has been repressed
Rare outside of U.S.
Critics
Is it legit?
Role- play disorder
Crash Course
Personality Disorders
Characterized by
inflexible and enduring
behavior patterns that
impair social functioning
Crash Course
Antisocial Personality Disorder
Sociopath or psychopath
Has little regard for
other’s feelings – including
family and friends
Bring pain to others
Criminals
Strikes in early 20s
Mostly men
Narcissistic Personality
Disorder
Grandiosity
Need for admiration
Lacks empathy
Takes advantages of
others
Arrogant
Extreme jealousy
video
Histrionic Personality Disorder
Attention seeking
behavior
Inappropriate sexual
behavior
Rapidly shifting and
shallow display of
emotions
Dramatic
video