PSYCH 102 Chapter 15/16 Flashcards
what is the medical model
is is abnormal psychological experiences are conceptualized as illnesses, that like physical illness, have biological and environmental causes, defined symptoms, and possible cures
define what a menattl disorder is
-it is a persistent disturbance or dysfunction in behaviour thoughts or emotions that causes significant distress or impairment
define comorbidity
-it is the co-occurrence of 2 or more disorders in a single individual
describe the bio psychosocial perspective
explains mental disorders as the result interactions among biological, psychological, and social factors
what does the Diathesis-stress model suggest?
- it suggests that a person may be predisposed for a psychological disorder that remains unexpressed until triggered by stress
what was the research domain criteria project?
- RDoC
- is a new initiative that aims to guide the classification and understanding of a mental disorder by revealing the basic process that give rise to them
- long term goal is to better understand what abnormalities cause different disorders and to classify disorders based on those underlying causes rather than on observed symptoms
text book definition of an anxiety disorder
-the class of mental disorder in which anxiety is the predominant feature
what are phobic disorders?
-disorders characterized by marked, persistent and excess fear of specific objects, activity or situations
define what specific phobias are
-is a disorder that involves an irrational fear of a particular object or situation that is marked with an individuals ability to function
what is the preparedness theory?
- is the idea that people are instinctively predisposed towards fears
- purposed by Martin Seligman
- states that evolution, heritability and temperament argure for biological predispositions
define panic disorder and facts about it:
- is a disorder characterized by the sudden occurrence of multiple psychological and physiological symptoms to a feeling of stark terror
- approx. 22% of the U.S. population reports having at least one panic attack
- has a hereditary component
- involves sodium lactate
what is agoraphobia?
- specific phobia involving fear of public places
define generalized-anxiety disorder
-characterized by chronic excessive worry accompanied by 3+ of the following symptoms: restlessness, fatigue, concentration problems, irritability, muscle tension, and sleep disturbance
define a mood disorder
-mental disorders that have mood disturbance as their predominant feature
what is major depressive disorder?
- also known as unipolar depression
- disorder that is characterized by a severely depressed mood or inability to experience pleasure that lasts 2+ weeks
- accompanied by feelings of worthlessness, lethargy, sleep and appetite disturbances
define dysthymia
-the same cognitive and bodily problems as in depression are present, but they are less severe and last longer- persisting for at least two years
what is double depression?
-is when an individual has both major depressive disorder and dysthymia
define the helplessness theory
-idea that the individuals who are prone to depression automatically attribute negative experiences to causes that are internal, stable, and global
define bipolar disorder
-condition that is characterized by cycles of abnormal, persistent high mood (mania) and low mood (depression)
what is schizophrenia?
- a disorder characterized by the profound disruption of basic logical processes
- has a distorted vision of reality
- altered or blunted emotions
- disturbances in thought, motivation and behaviour
what is a hallucination?
-is a false perception experienced that has a compelling sense of being real despite the absence of external stimulation
define a delusion
-a patently false belief system, often blizzare , which is generally maintained in spite of its irrationality
define grossly disorganized behaviour
-is behaviour that is inappropriate for the situation or ineffective in attaining goals, often with certain motor distrubances
what is the dopamine hypothesis?
-idea that schizophrenia involves an excess of dopamine
what is autism spectrum disorder? what did early theories classify it as compared to newer ones?
- ASD
- condition beginning in early childhood in which a person shows persistent communication deficits as well as restricted/ repetitive patterns of behaviours, interests, or activities
- early theories related it to childhood schizophrenia but the current model of ASD suggest it is an impaired capacity for empathizing and is a decreased activity in areas associated with understanding others
what is conduct disorder?
- CD
- persistent pattern of deviant behaviour involving aggression to people or animals, destruction of property, deceitfulness or theft, and serious violent offences
- to be deemed CD you need to have at least 3-15 symptoms
- largest indicator is the lack of empathy
- people with CD have a lower level of fear
- there are 2 forms of CD
what is a personality disorder?
-endures power of thinking, feeling or relating to others or controlling impulses that deviate from cultral expectations and causes distress or impaired functioning
what is antisocial personality disorder?
- APD
- a pervasive pattern of disregard for and violation of the rights of others that begins in childhood or early adolescences and continues into adulthood
what are some things mental disorders effect?
- perception
- memory
- thinking
- social
- learning
- emotions
- motivation
Theory of Physiognomy
- states mental disorders can be diagnosed from facial features
- this theory is now considered a superstition but was popular until the early 20th century
How is a disorder different than a disease?
- a disease happens on a biological level and effects your body in a physical way
- diseases can be acute or chronic; whereas disorders can be present
- usually with disease there is something visible to asses but eith a mental disorder it is harder to diagnose
define the term diagnose
- a determination if there is a disease present
- made through how physically or socially effected patient is
define the term signs
-objectively observed indicators of a disorder
define the term symptoms
=subjectively reported behaviours, thoughts and emotions
what are two critiques of the medical model?
- that is doesn’t look at the whole body
- doesn’t link social life and biology
- a lot of data is based off self-report
what percent of people report comorbidity?
80%
what percent of Canadians will experience some kinda of mental illness in their lifetime?
20%
what percent of all Canadian deaths between 15-24 and 40+ account for suicides?
15-24: 24%
40+: 16%