Chapter 8 - material Flashcards

1
Q

What are the diagnostic criteria for Major Depressive Disorder?

A

A. at least two weeks with five or more of:
1. depressed mood all day every day
2. almost no interest or pleasure
3. losing or gaining weight
4. sleeping too much or too little
5. can’t sit still (agitation) or moves very little
6. tiredness or loss of energy
7. feelings of worthlessness or guilt
8. problems thinking and concentrating or indecisiveness
9. thinking of death or idealizing or attempting suicide

B. distress or impairment (in social situations, at work, etc.)

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2
Q

What are the types of mood disorders?

A

A. unipolar
1. Major Depressive Disorder
2. Persistent Depressive Disorder
B. bipolar
1. Bipolar I
2. Bipolar II
3. Cyclothymia
C. Seasonal Affective Disorder
D. Pre- or Postpartum Depression and Premenstrual Dysphoric Disorder

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3
Q

What are the differences between the different kinds of bipolar disorders?

A
  1. Bipolar I, Bipolar II, and Cyclothymia all include both overly good moods and overly bad moods, but Bipolar I includes “full” mania while Bipolar II and Cyclothymia include only “hypomania”
  2. Bipolar I includes mania but might not include depression, whereas Bipolar II must include depression
  3. Cyclothymia includes low moods that are not as severe as “full” depression
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4
Q

What is mania?

A

period of elevated mood

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5
Q

What are the symptoms of mania?

A

A. for at least one week, three or more of:
1. think they are more important than they are (“grandiosity”)
2. sleeping less
3. talking a lot or quickly
4. many thoughts that come too fast (“racing thoughts”)
5. distracted by unimportant things
6. either more (ambitious) or less goal-directed behaviours (can’t sit still)
7. impulsive actions (taking out credit to make big shops, unprotected sex)

B. one of:
1. impairment with friends and family or at work
2.needs to be hospitalized to keep from hurting themselves or others
3. psychotic features

C. not caused by drugs

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6
Q

What is hypomania?

A

period of elevated mood that is less severe than “full” mania

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7
Q

How are mania and hypomania different?

A

hypomania has symptoms that are similar to mania, but they are less severe and last for only four days rather than a week

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8
Q

What is a mixed state?

A

mania or hypomania at the same time as depression

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9
Q

What is Persistent Depressive Disorder?

A

a form of depression that is less severe than Major Depressive Disorder and lasts for much longer and is continuous (no breaks in symptoms)

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10
Q

What are the diagnostic criteria for Persistent Depressive Disorder?

A

A. depressed mood for most of the day for more days than not for at least 2 years

B. two or more of:
1. no appetite or over-eating
2. sleeping too little (“hypersomnia”) or too much (“insomnia”)
3. low energy or tiredness (“fatigue”)
4. thinking that you are bad (low “self-esteem”)
5. trouble concentrating or difficultly making decisions
6. feeling like there is no hope

C. no breaks in symptoms for longer than 2 months

D. no mania, hypomania, schizophrenia, etc.

E. not caused by drugs

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11
Q

What is Seasonal Affective Disorder?

A

depressive episodes that come and go with the seasons

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12
Q

What are pre- and postpartum depression?

A

depression that a woman experiences before (“pre”) or after (“post”) she births her child

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13
Q

What is Premenstrual Dysphoric Disorder?

A

depression that a girl or woman experiences before her period

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14
Q

What is the main explanation for the etiology of mood disorders?

A

caused by an interaction of risk factors, for example genes that are triggered by stress in the environment

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15
Q

What are the three main perspectives on the etiology of mood disorders?

A
  1. psychological
  2. cognitive
  3. biological
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16
Q

What are the psychodynamic personality theories?

A
  1. experiences in childhood affect people’s personalities
  2. certain personality traits are more likely to become depressed
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17
Q

Which personality characteristics might cause someone to be more vulnerable to depression?

A
  1. dependency
  2. self-criticism
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18
Q

What are the similarities and differences of cognitive and psychodynamic theories of depression?

A
  1. they both propose that the environment caused certain changes to happen to patients
  2. behavioural theories propose that patients LEARNED the behaviour, which is SEPARATE from our thoughts
  3. cognitive theories propose that patients have “automatic” THOUGHTS that cause depression
19
Q

What is a cognitive distortion?

A

negative interpretations of events that cause negative moods

20
Q

What are some common cognitive distortions that lead to depression?

A
  1. all-or-nothing thinking
  2. overgeneralization
  3. magnification (“catastrophizing”) (сделать из мухи слона)
  4. jumping to conclusions
21
Q

What is all-or-nothing thinking?

A

when a person sees things as either “black” or “white”, “good” or “bad”, etc.: not seeing things on a scale, only seeing two possibilities (“success” or “failure”)

22
Q

What is overgeneralization?

A

when a person believes that a single negative event means that it will continue repeating

23
Q

What is magnification?

A

сделать из мухи слона; when a person thinks that a problem is bigger than it actually is

24
Q

What is jumping to conclusions?

A

when a person decides that there will be a bad result before they even get any evidence about the result at all

25
What is a schema?
structure in the mind that contains core beliefs about: 1. self 2. world 3. future
26
What is the cognitive triad?
self, world, future
27
How can schemas affect mood?
1. bad experiences in childhood 2. cause negative schemas ("I am a failure", "my future is hopeless", "no-one loves me") 3. that can be activated by stressful events that confirm the negative schema 4. therefore they pay more attention to negative things
28
What do interpersonal models say about depression?
1. depressed people have low interest and attachment with собеседником 2. negative feedback seeking, interpersonal dependency, and excessive reassurance seeking can cause and maintain depression
29
What is negative feedback seeking?
when a person actively searches for criticism from others
30
What is interpersonal dependency?
when a person needs a lot of support from other people
31
What is excessive reassurance seeking?
when a person needs to hear that others love them constantly
32
What does the interpersonal model of depression say about depression?
1. negative event (people have an argument) 2. patient seeks reassurance (confirmation that other person loves them) 3. patient doesn't believe it 4. causes frustration from other people
33
What is the life stress perspective?
1. stressful life events (trauma) can trigger a "downward spiral" (нисходящую спираль) into major depression 2. this is especially true of childhood trauma like abuse 3. which can either cause (a) negative schemas or (b) changes in the brain (hippocampus, amygdala, and HPA axis)
34
What are the main factors that could go cause depression from the biological perspective?
1. genetics 2. neurotransmitters 3. hypothalamic-pituitary-adrenal (HPA) axis (stress) 4. sleep problems 5. changes in structure or functioning of parts of the brain
35
What is the heritability of major depressive disorder?
36%
36
What is the heritability of bipolar disorder?
75%
37
Which genes might play a role in depression?
serotonin transporter gene (HTT): short allele leads to lower function of serotonin, which increases either 1. negative responses to life events or 2. negative cognitive style and personality
38
Which neurotransmitters could play a role in depression?
1. serotonin 2. dopamine 3. norepinephrine
39
What are some hypotheses about the role of neurotransmitters in depression?
1. low norepinephrine activity in severe depression 2. fewer 5-HT (serotonin) receptors in depressed people, which causes low mood 3. low 5-HT levels lead to lower dopamine (DA) levels, which causes inability to feel pleasure
40
What are some hypotheses about the role of neurotransmitters in bipolar disorder?
1. too much dopamine (DA) = hyperactivity, psychosis 2. too much norepinephrine (NE) = euphoria, grandiosity 3. serotonin (5-HT) = inhibits or activates behaviours 4. too much DA in parts of the brain related to rewards = impulses, goal-directed behaviour
41
What are the theories about the hypothalamic-pituitary-adrenal (HPA) axis?
1. elevated levels of cortisol 2. smaller hippocampus 3. these cause a person to be more stressed constantly
42
How might sleep affect depression?
1. loss of slow-wave sleep 2. early start of first REM stage 3. more eye movement during REM
43
How might sleep affect bipolar?
1. bipolar patients have genetic vulnerability to sleep-wake cycle disruption 2. things that disrupt sleep schedule cause manic episodes