Final Flashcards

1
Q

Parvisi

A

aMCC elicits determination and motivation when facing challenges

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2
Q

Coleshill

A

left hippocampus: words

right hippocampus: face

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3
Q

Longer neural signal leads to….

A

taller and longer BOLD signal

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4
Q

Ideal block length is

A

10-20 seconds

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5
Q

why are longer blocks problematic

A
  • sagging occurs from undershoots summing together

- lots of noise at low frequencies of stimulation

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6
Q

slice timing important for

A

ER designs and if TR < 3 seconds

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7
Q

Frye standard

A

scientific evidence must be generally accepted w/in its own scientific field

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8
Q

o Daubert Standard

A

 Whether method is testable/has been tested
 Whether it’s been reported in publications
 Whether there is known error rate
 Whether there are standards for the way the method is used
 Whether the method is generally accepted in scientific community

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9
Q

Aharoni

A

ACC activation can predict future re-arrest

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10
Q

Falk

A

MPFC activation predicted success of advertising campaigns for quitting smoking

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11
Q

Slagter

A

task switching activates the frontal & parietal regions

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12
Q

assumption of pure insertion can be tested using ____ and avoided using ____

A

factorial designs

parametric designs

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13
Q

Bonferroni correction

A

divide desired p-value by number of voxels you’re comparing

lots of type 2 errors

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14
Q

Gaussian Random field theory

A

divide voxels into resels by smoothing

uses FWE

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15
Q

False discovery rate

A

use q-value to control the proportion of all activated voxels that are actually false positives

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16
Q

Region of interest analysis

A

perform t-tests on a few brain regions and use liberal statistics (p<0.05/nRegions)

17
Q

Colcombe

A

participants w/ more cardiovascular fitness training have reduced ACC activity

18
Q

Kerns

A

found activity in ACC and PFC related to behavioral adjustments on the stroop task

19
Q

reverse inference

A

when activity in a brain region within one task is generalized to other tasks that have also shown activity in that brain region