c3 senzatii & perceptii Flashcards

1
Q

Senzatiile

A

procesare prin care sistemele senzoriale, alaturi de SNC primesc stimuli din mediul inconjurator

felul in care primesc sistemele senzoriale si SNC stimuli

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2
Q

Procesare de jos in sus (bottom up)

A

analizeaza stimulii bruti care intra prin sistemele senzoriale

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3
Q

Perceptiile

A

modul in care organizam si interpretam informatiile senzoriale

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4
Q

Procesare de sus in jos (top-down)

A

procesare bazata pe asteptari si experiente precedente (de la ideea mare la detalii)

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5
Q

Pragul absolut

A

cantitatea minima de stimulare necesara pentru a detecta un anumit stimul

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6
Q

Pragul diferential

A

cantitatea minima de diferenta necesara pentru a detecta ca doi stimuli nu sunt la fel

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7
Q

Adaptare senzoriala

A

procesul prin care eliminam aspectele neschimbatoare ale mediului nostru

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8
Q

Atentia selectiva

A

concentrarea constientizarii asupra unui anumit stimul, cu excluderea celorlalti

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9
Q

Gestalt

A

“intregul” sau modelele organizationale pe care tindem sa le percepem (intregul este mai mult decat suma partilor sale)

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10
Q

Relatia figura-fond

A

Tendinta perceptiva de a organiza stimulii in figuri care ies in evidenta si capteaza atentia din fundal

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11
Q

Grupare

A

tendinta perceptiva de a organiza stimulii in grupuri usor de inteles

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12
Q

Principiile de grupare

A

similaritatea, proximitatea, completare, continuitate

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13
Q

Indici de adancime bioculari

A

disparitate retiniana (imagini diferite ochi stang-drept), convergenta (tensiune oculara crescuta in obiecte mai apropiate)

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14
Q

Indici de adancime monooculari

A

dimensiunea, inaltimea, miscarea si claritatea relativa, interpozitia (suprapunere), gradientul texturii si perpectiva liniara

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15
Q

Constanța perceptuala

A

intelegerea ca dimensiunea, forma si luminii ca fiind neschimbatoare, chiar daca imaginea retiniana a obiectului se modifica

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