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Draganski (2004) - A study of neuroplasticity
a year ago by
misswood76
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Preview (30 questions) Show answers
  • Question 1
    45 seconds
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    Q.

    Following juggling practice, the structural changes in the volunteers' brains were described as...

    answer choices

    transient and selective

    permanent and globalised

    transient and globalised

    permanent and selective

  • Question 2
    45 seconds
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    Q.

    The sample comprised ....

    answer choices

    21 females and 3 males

    3 females and 21 males

    23 females and 21 males

    21 males and 23 females

  • Question 3
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    Q.

    The mean age of the participants was...

    answer choices

    22

    32

    42

    52

  • Question 4
    45 seconds
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    Q.

    The juggler and non-juggler groups were matched according to...

    answer choices

    age and sex

    intelligence and reaction time

    co-ordination and extroversion

    perseverance and prior juggling experience

  • Question 5
    45 seconds
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    Q.

    Both groups were inexperienced in juggling at the time of their first brain scan.

    answer choices

    True

    False

  • Question 6
    45 seconds
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    Q.

    How many months elapsed between scan 1 and scan 2?

    answer choices

    2

    3

    4

    6

  • Question 7
    45 seconds
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    Q.

    What juggling trick did the jugglers have to learn?

    answer choices

    Three-ball cascade

    Three-ball reverse cascade

    Five-ball cascade

    Five-ball reverse cascade

  • Question 8
    45 seconds
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    Q.

    The second scan was given when the Pps had become skilled jugglers. Skilled was operationalised as 'being able to juggle for at least...'

    answer choices

    20 seconds

    30 seconds

    40 seconds

    60 seconds

  • Question 9
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    Q.

    A third scan was carried out ....... months later;

    answer choices

    1

    3

    5

    9

  • Question 10
    45 seconds
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    Q.

    Jugglers were not allowed to practice between months 3 and 6

    answer choices

    true

    false

  • Question 11
    45 seconds
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    Q.

    Most people were still able to juggle by the time of the third scan

    answer choices

    true

    false

  • Question 12
    30 seconds
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    Q.

    Draganski's study used ..... brain scans

    answer choices

    MRI

    fMRI

    PET

    CAT

  • Question 13
    45 seconds
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    Q.

    At scan 1 there was a significant difference between the juggler and the non-jugglers in the amount of grey matter in the temporal region.

    answer choices

    true

    false

  • Question 14
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    Q.

    At scan 2, the juggler group had significantly more grey matter in the ............ than the non-jugglers.

    answer choices

    mid-temporal area .

    intraparietal gyrus

    orbito-frontal region

    striatum

  • Question 15
    45 seconds
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    Q.

    At scan 2, the jugglers group showed significantly more grey matter in the ............ than the non-jugglers

    answer choices

    intraparietal sulcus

    intratemporal sulcus

    cerebellum

    amygdala

  • Question 16
    45 seconds
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    Q.

    At scan 2, the juggler group had significantly less grey matter in the intraparietal sulcus than the non-jugglers

    answer choices

    true

    false

  • Question 17
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    Q.

    By the third scan the jugglers' increase in grey matter had....

    answer choices

    decreased

    increased even further

  • Question 18
    45 seconds
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    Q.

    The non jugglers also showed some increase in grey matter between scans 1 and 2 but not as much as the jugglers

    answer choices

    true

    false

  • Question 19
    45 seconds
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    Q.

    The jugglers' brain scans showed significantly less grey matter at scan 3 (compared to scan 2) in regions associated with the processing and storage of complex visual motion.

    answer choices

    true

    false

  • Question 20
    30 seconds
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    Q.

    Draganski et al. (2004) concluded that juggling and consequently the perception and spatial anticipation of moving objects, is a stronger stimulus for structural plasticity in the

    answer choices

    visual areas of the brain

    motor areas of the brain

  • Question 21
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    Q.

    One problem with the study is that the brain regions may have undergone change simply due to the passage of time between scans

    answer choices

    false

    true

  • Question 22
    45 seconds
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    Q.

    The passage of time cannot be said to be responsible for the change in size of the brain regions between scans because

    answer choices

    the non-juggling control underwent no such change

    synaptogenesis take years not months

  • Question 23
    45 seconds
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    Q.

    The people who gained most grey matter between scans 1 and 2 were

    answer choices

    male

    the youngest

    the people who practiced the most

    people with zero juggling experience

  • Question 24
    45 seconds
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    Q.

    The fact that the people were learning to juggle purely for the purpose of an experiment means the study could be seen to lack...

    answer choices

    ecological validity

    reliability

    generalisability

    experimental realism

  • Question 25
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    Q.

    In real life the level of synpatogenesis may be affected by factors such as stress

    answer choices

    true

    false

  • Question 26
    45 seconds
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    Q.

    In a follow up study Draganski scanned the brains of how many medical students before and after their final exams,

    answer choices

    8

    38

    83

    138

  • Question 27
    45 seconds
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    Q.

    In the medical students follow-up study Draganski found increased grey matter the ..... in the early days after the exam, which he put down to the many hours spent revising.

    answer choices

    posterior hippocampus

    anterior amygdala

    insula

    orbito-frontal cortex

  • Question 28
    45 seconds
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    Q.

    Three months after their exams, Draganki noted that the medical students' hippocampi had shrunk back down to their original size.

    answer choices

    true

    false

  • Question 29
    45 seconds
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    Q.

    Stress increases our secretion of corticosterone and this substance is associated with...

    answer choices

    dendritic retraction

    axonal sprouting

    cortical thickening

    reverse learning

  • Question 30
    45 seconds
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    Q.

    Brain scans showed that medical students hippocampi continued to increase in size once their final medical exams were over.

    answer choices

    true

    false

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