Abnormal Unit: Terms Flashcards
etiologies
apparent causation and factors of the disorder
anxiety disorders
marked by feelings of excessive apprehension and anxiety; irrational fears
OCD
marked by consistent, uncontrollable intrusions of unwanted thoughts and urges to engage in senseless rituals
more women
obsession
repeated thoughts intrude on consciousness in a distressing way
compulsions
actions one feels forced to carry out
OCD: biological
head injuries, low serotonin levels or receptors
never straight biological
OCD: cognitive
- learned behaviors reinforced by fear reduction
- excessive attention to perceived threats
- stress exacerbates problems
OCD: social
- obsessions are repugnant and kept secret
- religion can play into OCD: cleanliness
diathesis stress model
stress precipitates psychological issues
affective disorders
Characterized by dysfunctional moods
Depression
more common in women, affecting 15% of people at one point
Depression: biological
genetic predisposition, catecholamine hypothesis, cortisol hypothesis, long term depression can result in structural brain changes
catecholamine hypothesis
associated with low levels of adrenaline
cortisol hypothesis
cortisol, a major stress hormone, can predispose an individual to depression
Depression: cognitive
Ellis, Beck, dichotomous thinking
Ellis
depression comes from irrational and illogical thinking
Beck
depression comes from distortions and biases in information processing
dichotomous thinking
black and white thinking
Depression: social
diathesis stress model, individualistic cultures (affective symptoms), collectivist cultures (somatic symptoms)
unipolar
depression or mania
Bipolar
depression and mania, 2.6% of Americans, cycling varies
bipolar: biological
first degree relatives have 10-25% chance of having an effective disorder, diathesis stress model, smaller frontal lobes, decreased brain activity in areas that regulate emotion
bipolar: cognitive
Ellis, learned helplessness/hopelessness
bipolar: social
life stress leads to negative thinking, inadequate social skills to gain positive reinforcement, depression rates in Africa increased with westernization