Final Flashcards

1
Q

What are the four genetic effects of short depression gene allele?

A

Depression risk gene variant confers smaller size to amygdala and ACC, and uncoupling of ACC-amygdala communication
Short allele of serotonin transporter gene is less efficient.
Short allele carriers show significantly less functional coupling between amygdala and perigenual anterior cingulate cortex than Long/Long individuals

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2
Q

What is the name of the framework used to analyze body image?

A

Tripartite Influence Model of Body Image

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3
Q

What are the three aspects of the Tripartite Influence Model of Body Image?

A

Peers
Parents
Media

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4
Q

What three neural effects were observed from introspective meditation?

A

Increased insula activity
Decreased mPFC activity during introspection
Decreased communication between mPFC and insula

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5
Q

What brain areas are involved in reducing stress and making relationships rewarding

A

Limbic system

Nucleus accumbens

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6
Q

Neural impact of childhood neglect in Romanian orphanage

A

15% less grey matter

Larger relative amygdala size

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7
Q

social exclusion activates what brain region?

A

dACC

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8
Q

social support has what neural impact?

A

reduces cortisol reactivity as well as dACC reactivity in cyberball

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9
Q

Behavior effect of child licking in mice

A
  • More exploratory
  • More resilient
  • Lick own kids
  • Less fear response
  • Lower stress hormones
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10
Q

what did the switched at birth study show about mice exploration?

A
  • Anxious mice raised by anxious mothers were anxious

- But all mice raised by exploratory mothers were exploratory

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11
Q

What brain structure releases oxytocin?

A

hypothalamus

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12
Q

What two effects does oxytocin have?

A

Increased attachment, trust and protective instincts

Decreased stress, pain and drug cravings

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13
Q

What 5 behavioral stimuli release oxytocin?

A
Breastfeeding
Hugs/light caresses
Sex
When someone shows they trust you
Talking
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14
Q

What region of the brain do hypothalamic oxytocin neurons project to?

A

ventral tegmental area (VTA) where dopamine is produced

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15
Q

Direct infusion of OT into VTA increased dopamine signal in the ____

A

Direct infusion of OT into VTA increased dopamine signal in the nucleus accumbens

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16
Q

What brain region showed less activity afer application of oxytocin?

A

right amygdala

17
Q

Oxytocin causes growth of new neurons in ______

A

hippocampus

18
Q

Anxious-resistant: typically explore ___ and is often ___ of strangers, even when the caregiver is present. When the caregiver departs, the child is often ___ ____. The child is generally _____ when they return

A

Anxious-resistant: typically explore little and is often wary of strangers, even when the caregiver is present. When the caregiver departs, the child is often highly distressed. The child is generally ambivalent when they return

19
Q

Anxious-avoidant: ____ or ____ the caregiver – showing ___ _____ when the caregiver departs or returns. The child will ___ ______ very much regardless of who is there.

A

Anxious-avoidant: avoid or ignore the caregiver – showing little emotion when the caregiver departs or returns. The child will not explore very much regardless of who is there.

20
Q

The quote: “I am comfortable without close emotional relationships”. “I prefer not to depend on others or have others depend on me.” describes which attachment style?

A

dismissive avoidant

21
Q

The quote: “I am somewhat uncomfortable getting close to others. I want emotionally close relationships, but I find it difficult to trust others completely, or to depend on them. I sometimes worry that I will be hurt if I allow myself to become too close to others.” describes which attachment style?

A

Fearful-Avoidant

22
Q

The quote: “I am uncomfortable being without close relationships, but I sometimes worry that others don’t value me as much as I value them.”describes which attachment style?

A

Anxious-Preoccupied

23
Q

Secure: explore freely while the caregiver is ___, typically _____ ___ strangers, is often ____ ____ when the caregiver departs, and is generally ____ to see the caregiver return

A

Secure: explore freely while the caregiver is present, typically engages with strangers, is often visibly upset when the caregiver departs, and is generally happy to see the caregiver return

24
Q

During cyberball activity in dACC and insula correlates positively with ______ ______
Correlates negatively with ______ _____

A

Activity in dACC and insula correlates positively with anxious attachment
Correlates negatively with avoidant attachment

25
Q

in men with negative relationships, OT _____ positive feelings

A

decreased

26
Q

Which hormone is reduced in attraction?

A

serotonin

27
Q

oxytocin has also been suggested to play a role in _______

A

oxytocin has also been suggested to play a role in ethnocentrism