The Mind and Brain Flashcards

1
Q

Four Lobes of brain

A

Frontal
Parietal
Occipital
Temporal

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2
Q

Functional Specialization

A
  • Jerry Fodor

- brain is modules, each one performs a limited # of tasks

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3
Q

Modules

A
  • dedicated input systems for specific tasks
  • lower level information
  • localized to brain areas, domain specific

-opposes idea of brain as general purpose

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4
Q

Franz and Lashley

A

ablation, maze rat tumors

-opposition to functional specialization

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5
Q

opposition to functional specialization

A

if specialized, lesioning rat brains would fuck up specific function

  • Franz and Lashley
  • not about where the lesions are, but how BIG they are
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6
Q

Law of Mass Action

A

performance of mental tasks depend on the total mass of brain remaining

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7
Q

Law of Equipotentiality

A

any part of the brain can do any other function within reason

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8
Q

Interactionism

A
  • mind and brain as separate entities that ineract and influence each other at pineal gland
  • Descartes and Dualism
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9
Q

Dualism:

A
  • descartes
  • Interactionism
  • mind and brain are radically different
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10
Q

Ephiphenominalism

A
  • Mental events are physical events

- mind as byproduct, steam form a locomotive

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11
Q

Parallelism

A
  • Mind and brain are two aspects of the same reality

- related to dualism

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12
Q

Isomorphism

A
  • no point for point correspondance between brain events, physical world and experienced events
  • all share the same structural pattern
  • GESTALT
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13
Q

Morris Water Maze Task

A
  • Rats learn where platform in bucket of water is
  • some rats are lesioned
  • rats are placed back into water maze
  • rats with hippocampal lesions don’t remember location of platform
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14
Q

Strengths/ Weaknesses of Animal Models

A

STR: provides a causal link btwn brain and behavior

WEAK: differences in brain structure and function across species

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15
Q

Psycho-physiological measurements

A

1) Skin conductivity

2) eye tracking

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16
Q

Corpus Callosum

A

part of brain that allows communication btwn hemispheres

-when cut, we can examine interactions between parts

17
Q

Left hemisphere processes ….

A

speech and language

18
Q

right hemisphere processes. . . .

A

visual spatial processing

19
Q

EEG

A

Electroencephalography

  • EEG measures electrical brain activity
  • event related potentials (ERP)
20
Q

PET

A
  • Positron Emission Tomography
  • 3D images of brain
  • radioactive tracer injected, metabolic activity
21
Q

MRI

A

-Structural versus functional
-shows info about brain shape, size etc
-fMRI shows info about activity in brain regions (metabolic, but non-radioactive)
::: however; poor temporal resolution

22
Q

MEG

A
  • Magnetoencephalography
  • measures magnetic fields produced by brain’s electrical activity
  • however, expensive despite good spatial and temporal resolution
23
Q

Transcranial Magnetic Stimulation

A
  • TMS

- Transient disruption/activation of brain activity via magnetic device