Localosation Of Function Of The Brain Flashcards

(30 cards)

1
Q

Who came up with the idea of localisation of function

A

Wernicke’s and Broca’s

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2
Q

What is localisation

A

When specifically identified areas of the brain are associated with particular psychological/physical functions

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3
Q

What is lateralization

A

When the two separate hemispheres of the brain can control separate functions or dominate

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4
Q

What is the cerebral cortex

A

The outer layer of both hemispheres which is about 3mm thick

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5
Q

What’s the front half of the brain called

A

The frontal lobe

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6
Q

What does the frontal lobe control

A

-Motor area
-Emotional regulation

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7
Q

What does the right frontal lobe control

A

The left side of the body

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8
Q

What does the left frontal lobe control

A

The right side of the body

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9
Q

What separates the frontal lobe and the somatosensory area

A

Central sulcus

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10
Q

What is at the top back of the brain

A

The parietal lobe

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11
Q

What does the parietal lobe control

A

Sensory area

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12
Q

What is at the front of the parietal lobe

A

The somatosensory area

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13
Q

What does more/less area associated with the somatosensory area correlate to

A

The sensitivity of the feature
Hands Vs leg

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14
Q

What is at the bottom back of the brain

A

Occipital lobe

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15
Q

What does the occipital lobe control

A

Visual area

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16
Q

What does the left occipital lobe control

A

Right visual field

17
Q

What does the right occipital lobe control

A

The left visual field

18
Q

What’s at the bottom of the brain

A

The temporal lobe

19
Q

What does the temporal lobe control

A

Auditory data

20
Q

What is localised and lateralized to the left frontal lobe

A

Broca’s area

21
Q

What is the Broca’s area responsible for

A

Speech production

22
Q

What occurs if the Broca’s area is damaged

A

-Slow laborious speech
-Lacks fluency
-Missing conjunctive words

23
Q

What is lateralized/localised to the left temporal lobe

A

Wernicke’s area

24
Q

What’s Wernicke’s area for

A

-Language comprehension
-Language meaning

25
What does damage to the Wernicke's area result in
-Nonsense speech -Fluent but meaningless
26
What do the evaluations of brain localisation focus on
Whether each localised area is solely responsible for it's function or if it's a more holistic comprehension
27
Supporting brain scan evidence for localisation
-Tulving revealed that semantic and episodic memory reside in different areas of the prefrontal cortex -Use of objective measuring techniques like fMRI
28
Case study for localisation theory
Phinneus Gage -Used to have a very calm and peaceful demeanor but then got skewered through the brain with a pole after an explosive went off at the railway line -Became quick tempered and rude -Supports localisation because damage to the frontal lobe impacted his mood
29
Extra peel
Case study can't be generalised
30
Contradicting research from brain plasticity
-When the brain has become damaged through illness or injury, particular areas of the brain can recover the lost function -There are many documented cases of stroke victims regaining cognitive abilities that were lost as the result of illness -The brain is not localised because other areas can perform the same function