Ch 15 & 16 Flashcards
mental disorder
a persistent psychological disturbance or dysfunction in behaviour, thoughts or emotions that causes significant distress or impairment
medical model
abnormal psychological experiences are conceptualized as illness that have biological and environmental causes, defined symptoms and possible cures
a disorder refers to..
a common set or signs or symptoms
a disease refers to..
a pathological process affecting the body
a diagnosis refers to..
a determination as to whether a disorder or disease is present
DSM
a classification system that describes the features used to diagnosis mental disorders and distinguishes them from other problems
comorbidity
the co-occurrence of 2 or more disorders in one person
biopsychosocial perspective
explains mental disorders as an result of interactions between biological, psychological and social factors
diathesis-stress model
suggests that a person may be predisposed for a mental disorder that remains unexpressed until triggered by stress
RDoC
a new initiative that aims to guide the classification and understanding of mental orders by revealing the basic processes that give rise to them
-wants to not just focus on individual symptoms
2 categories of phobias (categorized as anxiety disorder)
1) specific phobia: fear of a specific object or situation
2) social phobia: fear of being publicly humiliated or embarrassed
agoraphobia (goes with panic disorder, categorized as anxiety)
a specific phobia involving a fear of public places
panic disorder (categorized as anxiety disorder)
the sudden occurrence of multiple psychological and physiological symptoms that contribute to the feeling of terror
generalized anxiety disorder (GAD) (categorized as anxiety disorder)
chronic excessive worry accompanied by 3 or more symptoms such as restlessness, fatigue, muscle tension, etc
mood disorders
mental disorders that have mood disturbance as their main feature
major depressive disorder (unipolar depression)
a disorder characterized by a severely depressed mood or inability to experience pleasure that lasts more than 2 weeks and is accompanied with feelings of worthlessness, etc
dysthymia
the same cognitive and bodily problems as in depression are present, but are less severe and last longer (at least 2 years)
double depression
a moderately depressed mood that persists for at least 2 years and is punctuated by periods of major depression
seasonal affective disorder (SAD)
recurrent depressive episodes in a seasonal patterns
helplessness theory
individuals who are prone to depression automatically attribute negative experiences to causes that are their own fault, stable and widespread over life
the cognitive model of depression was created by who?
Aaron Beck
bipolar disorder
a condition characterized by cycles of abnormal, persistent high mood (mania) and low mood (depression)
-has one of the highest heritability
expressed emotion
a measure of how much hostility, criticism and emotion overinvolvement are used when speaking about a family member with a mental disorder
schizophrenia
a disorder characterized by the profound disruption of basic psychological processes, distortion of reality, altered emotion, and disturbances in motivation, thought and behaviour
positive symptoms
thoughts and behavours not seen in those without the disorder (hallucinations, delusions, disorganized speech, and grossly disorganized behaviour)
hallucinations
false perceptual experiences that have a compelling sense of seeming real despite the absence of external stimulation
delusions
a patently false belief system that is maintained despite of its irrationality
disorganized speech
a severe disruption of verbal communication in which ideas shift rapidly and incoherently among unrelated topics
grossly disorganized behaviour
behaviour that is inappropriate for the situation or ineffective in attaining goals (often specific motor disturbances)
catatonic behaviour
a marked decrease in all movement or an increase in muscle rigidity and overactivity
negative symptoms
deficits or disruptions to normal emotions and behaviours (social withdraw, poverty of speech, etc)
-things missing in a person with the disorder
cognitive symptoms
deficits in cognitive abilities, specifically executive functioning, action and working memory