Exam 3 Material Flashcards
What is the defining feature of moods in mood disorders?
The extremes of emotion (affect)
What is the mood depression?
A low, sad state in which life seems dark and its challenges overwhelming
low and slow
What is the mood Mania?
State of intense and unrealistic feelings of excitement and euphoria
high and fast
What is Unipolar depression?
people with depressive disorders suffer only from depression, no history of mania
What is bipolar depression?
Other experience periods of mania that alternate with periods of depression
What is the prevalence of Unipolar depression?
Adults in the US (pre-COVID)
-annual: 7%
-lifetime: 17%
The pandemic tripled these levels
What are the gender differences of Unipolar depression?
Women > men, 2:1
gender differences emerge in adolescence
**No gender differences in children or adults ages 65+
What are the demographic differences of unipolar depression?
Native American > European American & Hispanic > African Americans
Low SES > High SES
What are the 5 mains areas of functioning for symptoms of depression?
Emotional Symptoms
Motivational symptoms
Behavioral Symptoms
Cognitive Symptoms
Physical Symptoms
What is Major Depressive Disorder?
A depressive episode, lasting a min of 2 weeks (without mania)
5+/9 symptoms are present for 2+ weeks
What must one of the symptoms of MDD be?
either depressed mood or loss of interest/pleasure
What is the difference between relapse and recurrence?
Relapse = symptoms re-emerge quickly
-depressive episode had not yet run its course
Recurrence = onset of a new episode
-symptoms had previously ended and not been there for a while
What are the two primary specifiers for MDD?
Trajectory:
-Single episode = initial depressive episode (no previous episodes)
-Recurrent = previous depressive episode(s)
Severity: mild, moderate, severe
What is Persistent Depressive Disorder (PDD)?
Mild to moderate version of depression
Persistently depressed mood most of the day for at least 2 years
What is the prevalence of PDD?
Lifetime prevalence of 2.5-6%
50% have onset before age 21
What is the average duration of PDD?
4-5 years
What is double depression?
moderate depression is chronic (PDD) but have periods of time in which depression is worse (MDD)
What are two other forms of depression?
- Bereavement-triggered depression
- postpartum “baby blues”
What are the 5 biological causes of unipolar depression?
*Genetic factors
*Neurotransmitters
–serotonin and norepinephrine (usually low)
–Dopamine (low)
*Endocrine system
–above-average levels of cortisol
–low thyroid
*brain anatomy and neural circuits
–hypoactive
*sleep disturbance
What are the Environmental/Stress causes of unipolar depression?
Stress may trigger depression
Vulnerability factors:
-personality and cognitive diathesis
-early adversity
What is the Behavioral Model causes of unipolar depression?
-Depression results from changes in rewards and punishments people receive in their lives
-Positive rewards in life decline, leading them to perform fewer and fewer constructive behaviors, and they spiral toward depression
What is the negative thinking of Unipolar depression?
-Self-defeating attitudes developed during childhood
-Cognitive triad:
–Individuals repeatedly interpret (1) their experiences, (2) themselves, and (3) their futures in negative ways
*The Negative Cognitive Triad:
The self, the future, and the world
What are Automatic negative throughts?
a steady train of unpleasant thoughts that suggest inadequacy and hopelessness
What are Errors in thinking?
cognitive distortions
-includes things like catastrophizing, fortune telling
What is Beck’s Cognitive Model of Depression?
Early experience –> formation of dysfunctional beliefs –> critical incident –> beliefs activated –> ANTs
What is the reformulated (learned) helplessness theory?
People become depressed when:
they no longer have control over the reinforcements in their lives
Dog on the shocking floor giving up when it cannot escape
What is the hopelessness theory?
Hopelessness has to be there first → then they experience a negative event
What is the rumination theory?
Excessive rumination – on their feelings, the causes & consequences of their depression - is a diathesis for depression
What are the 5 main areas of functioning that may be affected by bipolar disorders? and examples for each
- Emotional symptoms
-excessive exuberance - Motivation Symptoms
-need for constant excitement - Behavioral symptoms
-excessive activity - Cognitive symptoms
-poor judgment - Physical symptoms
-high energy level
What are the 7 symptoms for diagnosing bipolar disorder?
- Decreased need for sleep
- pressured speech
- grandiosity
- flight of ideas
- highly distractible
- increases in goal-oriented activities
- increases in engaging in risky behavior
What is a full manic episode?
for at least ONE WEEK, they display an abnormally high or irritable mood, increased activity or energy, and at least three other symptoms of mania
What is a hypomanic episode?
when the symptoms are less severe, lasting a minimum of 4 days
What is the difference between Bipolar I and Bipolar II?
Bipolar I: alternation of full manic and major depressive episodes
Bipolar II: alternation of hypomanic episodes with major depressive episodes
What is rapid cycling with bipolar?
If people experience 4+ episodes within a one -year period
-1 episode = a cycle from depression to mania
Does the manic episode or the depressive episode last longer?
depressive episodes occur three times as often as manic ones, and last longer
What is the prevalence and onset of bipolar disorder?
-Between 2-3% of adults suffer from a bipolar disorder at any given time
-Bipolar II is slightly more common than Bipolar I
-Women = men
-Onset usually occurs between the ages of 18- 22 years
What is cyclothymic disorder?
-numerous episodes of hypomania + mild depressive symptoms
-Mild symptoms for 2+ years, interrupted by periods of normal mood
What are the 5 biological causes of bipolar disorders?
**Genetics: 80-90% due to genes
*Neurotransmitters:
-overactivity of norepinephrine
-low serotonin
-Low serotonin + High norepinephrine = Mania
*Cortisol levels (high during depression)
*Shifting patterns of blood to prefrontal cortex
-Manic → blood flow is high in the prefrontal cortex
*Disturbances in biological rhythms
What are the Psychological causes of Bipolar disorder?
-stressful life events
-low social support
-personality variables
-pessimistic attributional style
What are the 3 pharmacotherapy options for treating unipolar depression?
MAOIs - prevent breakdown or norepinephrine and serotonin
Tricyclics - block reuptake
SSRIs
What are the 3 options for treatment of unipolar depression when meds don’t work?
-Electroconvulsive therapy
-Brain stimulation
-Bright light therapy
What are some forms of psychological treatment for unipolar depression?
- cognitive-behavioral therapy
- behavioral activation treatment
- interpersonal therapy
- family and marital therapy
Why is Bipolar so difficult to treat?
Manic and depressive symptoms are almost the complete opposite
Distress may not be present during manic episodes
What are the biological treatments for bipolar disorder?
Mood stabilizers
-Lithium
-Anticonvulsants
-Antipsychotics
What is the psychological treatment for bipolar disorder?
Adjunctive psychotherapy
- focuses on medication management, social skills, and relationship issue
What are the two central themes for both eating disorders?
- intense and pathological fear of becoming overweight and fat
- pursuit of thinness that is relentless and sometimes deadly
What are the two elements of bulimia nervosa?
binges: bouts of uncontrolled overeating
purges: inappropriate compensatory behaviors
Why does the binge-purge cycle continue?
negative reinforcement
What are the two characteristics of anorexia nervosa?
- fear of gaining weight
- significantly underweight
What are the two types of Anorexia?
- restricting type
- binge-eating/purging type
What are psychological symptoms of anorexia?
- preoccupation with food
- distorted cognitions
–low opinion of body, overestimate their actual size
What is orthorexia nervosa?
Intense focus on “healthy eating”
What is binge-eating disorder (BED)?
individuals engage in repeated binges without performing compensatory behaviors