Localisation of Function in the Brain and Hemispheric Laterilisation Flashcards

1
Q

what was believed pre 19th century?

A

took a holistic approach saying that all parts of the brain were involved in processing thoughts and actions

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2
Q

what 2 psychologists are important in localisation of function?

A

Wernicke

Broca

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3
Q

what did Broca and Wernicke say?

A

specific parts of the brain are involved in specific psychological/physiological function

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4
Q

what can localisation of function also be referred to as?

A

cortical specialisation

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5
Q

Wernicke and Broca said if a certain area of the brain is damaged then…

A

the brain wouldn’t perform function

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6
Q

where is Wernicke’s area?

A

left temporal lobe

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7
Q

what is Wernicke’s area associated with?

A

language processing and comprehending information

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8
Q

can people with Wernicke’s aphasia understand what someone is saying?

A

no

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9
Q

can people with Wernicke’s aphasia respond?

A

yes but it is meaningless

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10
Q

where is Broca’ s area?

A

left frontal lobe

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11
Q

what case study do you refer to in Broca’s area?

A

LeBorgne, also known as Tan

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12
Q

explain the case study of Tan

A

understood spoken language, but couldn’t produce coherent words, could respond with left hand e.g. thumbs up/down

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13
Q

what is Broca’s area associated with?

A

speech production

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14
Q

what does Broca’s aphasia lead to?

A

slow, inarticulate and incomplete speech

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15
Q

what is the frontal lobe responsible for?

A

the motor area

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16
Q

what does the frontal lobe control?

A

voluntary movement in opposite side

17
Q

what does damage to the frontal lobe do?

A

it means loss over fine movements e.g. facial movements, speech control etc.

18
Q

what is the parietal lobe responsible for?

A

somatosensory area

19
Q

what is the parietal lobe and frontal lobe separated by?

A

central sulcus channel

20
Q

parietal lobe get ____ info from ____…

A

sensory information from skin e.g. pressure, touch and heat

21
Q

what does the amount of area in parietal lobe amount to?

A

it amounts to the amount of receptors e.g. face takes up half of parietal lobe

22
Q

what is the occipital lobe responsible for?

A

visual area

23
Q

where is the occipital lobe located?

A

Back of the brain

24
Q

if there is damage to the left hemisphere’s occipital lobe, what can be affected?

A

Blurred vision, trouble standing, and blindness