Test 6 Flashcards
abnormal behaviour
behaviour that is deviant, maladaptive or personally stressful for long period of time
deviant
behaviour does not conform to accepted social standards
maladaptive
behaviour interferes with a persons ability to function effectively in the world
personal distress
person engaging in behaviour finds it troubling
how many abnormal behaviours need to be present for it to be abnormal?
only one, typically 2 or 3 are present
what is the biological approach theory for psychological disorders?
psychological disorders come from organic and internal causes
medical model
describes psychological disorders as medical diseases with a biological origin
what is the theory for psychological approach of psychological disorders?
it emphasises contributions of experiences, thoughts, emotions and personality characteristics in explaining psychological disorders
what does the psychological approach consider?
influence of childhood experiences and how rewards and punishments in environment determine abnormal behaviour
what is the theory of sociocultural approach to psychological disorders
emphasises social contexts in which a person lives and says that culture matters when evaluating deviant behaviour
what are some disorders that are culture related?
amok, taijin kyofusho, koro
amok
disorder with sudden, uncontrolled outbursts of anger where the person may injure or kill someone (Philippines, Malaysia, Africa)
Taijin kyofusho
syndrome with intense fear of interpersonal relations or losing respect of others (Japan)
koro
belief that one’s genitalia are retracting into own abdomen (China, Southeast Asia)
vulnerability-stress hypothesis
suggests pre-existing conditions may put person at risk of developing disorder
what is the biopsychosocial model?
the biological, psychological and sociocultural approaches contribute to understanding of mental illness
how do we classify abnormal behaviour?
classifying behaviours into specific psychological disorders
stigma
shame that causes others to avoid or act negatively toward person
DSM classification system
Diagnostic and Statistical Manual of Mental Disorders
what are the critiques of the DSM?
- treats psychological disorders like mental illnesses
- focuses strictly on problems
- relies too much on social norms and subjective judgements
- too many new categories
what is autism spectrum disorder?
range of neurodevelopment disorders, is a range of systems
what are symptoms of autism spectrum disorder?
- impaired social interaction and communication
- repetitive behaviour
- restricted interests
what is somatic symptom disorder?
person experiences one or more bodily symptoms and experiences excessive thoughts and feelings about the symptoms
anxiety disorders
fears that are uncontrollable and disproportionate to the real dangers
how many types of anxiety disorders does DSM recognize?
12
which two disorders are not classified in DSM
- obsessive compulsive disorder
- post traumatic stress disorder
generalised anxiety disorder
experiencing persistent anxiety for at least 6 months with no identifiable reason
what are biological factors of generalised anxiety disorder?
- genetic predisposition
- deficiency in GABA neurotransmitters
- respiratory system abnormalities
- problems regulating sympathetic nervous system
panic disorder
person experiences recurrent, sudden onsets of intense terror
what does panic disorder cause?
- severe palpitations
- extreme shortness of breath
- chest pains
- sweating and dizziness
- feeling of helplessness
what are biological factors of panic disorder?
genetic predisposition to disorder
specific phobia
individual has an irrational, overwhelming, persistent fear of a particular object or situation
what is an example of how phobias can be classically conditioned?
after falling from somewhere high you may then associate heights with pain
how can phobias be observationally learned?
a girl learns to be scared of heights after watching her mother be scared of them
social anxiety disorder
intense fear of being humiliated or embarrassed in social situations
obsessive compulsive disorder (OCD)
anxiety provoking thoughts that will not go away or urge to perform repetitive behaviour
compulsions
recurrent behaviours used to neutralise or cope with obsessive thoughts
obsessions
recurrent thoughts
what are some common compulsions?
- excessive checking
- cleaning
- counting
what genetic components contribute to OCD?
- low levels of serotonin and dopamine
- high levels of glutamate
what does the brain engage in during OCD?
hyperactive monitoring of behaviour
hyperactive monitoring of behaviour
frontal cortex or basal ganglia so active that impulses reach thalamus and create obsessions and compulsions (brain never gets finished message)
what are OCD related disorders
-hoarding disorder
-excoriation disorder
-trichotillomania
-body dysmorphic disorder
hoarding disorder
compulsive collecting and difficult discarding
excoriation disorder
compulsion of picking at one’s skin
trichotillomania
person compulsively pulls at hair, scalp, eyebrows and other body areas
body dysmorphic disorder
distressing preoccupation with imagines or slight flaws in physical appearance
post traumatic stress disorder (PTSD)
develops through exposure to traumatic event that overwhelms persons abilities to cope
depression
unrelenting lack of pleasure in life
major depressive disorder
significant depressive episode and depressed characteristics for at least 2 weeks
persistent depressive disorder
less extreme depressive mood for over 2 years
bipolar disorder
extreme mood swings between mania and depression
mania
overexcited, unrealistically optimistic state
bipolar I disorder
having extreme manic episodes with hallucinations
Bipolar II disorder
milder version with less extreme euphoria (hypomania)
dissociation
psychological states in which the person feels disconnected from immediate experience
dissociative disorders
involve sudden loss of memory or change in identity
dissociative amnesia
extreme memory loss that stems from extensive psychological stress
psychosis
state where persons perceptions and thoughts are fundamentally removed from reality
schizophrenia
severe psychological disorder which gets characterised by highly disordered thought processes
when does schizophrenia get diagnosed?
18 for men
25 for women
usually in early adulthood
what are the three categories of symptoms of schizophrenia?
- positive symptoms
- negative symptoms
- cognitive deficits
why are they called positive symptoms?
they reflect something added above and beyond normal behaviour
what are positive symptoms?
involve distortion or excess of normal function
hallucinations
sensory experiences that occur in absence of real stimuli
which hallucination is most common?
auditory
how many hallucinations is most common in those with schizophrenia
two system hallucinations
delusions
fake, unusual, sometimes magical beliefs that are not part of individuals culture
what are examples of delusions?
- thinking they are Jesus
- thinking their thoughts are being broadcast over the radio
thought disorder
unusual and sometimes bizarre thought processes
what are examples of thought disorders?
- thoughts being disorganised and confusing
- not making sense when talking or writing
referential thinking
ascribing personal meaning to completely random events
what is an example of referential thinking?
thinking a dead bird you pass on the sidewalk is a sign from God
movement disorders
unusual mannerisms, body movement and facial expressions (repeating certain motions)
catatonia
state of immobility and unresponsiveness that lasts for long periods of time
why are they called negative symptoms?
they reflect social withdrawal, behavioural deficits and loss or decrease of normal functions
they reduce daily functioning and quality of life
flat affect
display of little or no emotion (may also include inability to read emotions of others)