Structure et fonctions Flashcards

(14 cards)

1
Q

SNC

A

encéphale
- cerveau (motricités, attention, mémoire, FE, …)
- tronc cérebrale (relie cerveau et moelle épinière)
- cervelet (motricité, equilibre, posture)

moelle épinière (dans colonne vertebrale)
> info cerveau a reste du corp

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2
Q

SNP

A

nerfs crâniens: senso et moto tête et cou
nerfs rachidiens: senso et moto tronc et membre

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3
Q

Récepteur Vs Effecteur

A

Récepteur
- voie afferente
- direction le SNC
- extérorecepteur (stimuli extern)
- propriocepteurs (position du corp)
- viscerocepteur (stimuli intern)

Effecteur
- somatique: muscle et skelet > dirigé
- viscéraux: muscle cardiaque, glands, muscle lisse > automatique

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4
Q

fibres

A

fibres projection: SNC <-> SNP
fibre associative: differents partie SNC
fibre commisurasse: inter hemispherique

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5
Q

Decussation

A

communication entre les hémisphères (coté droit du corp > coté gauche du cerveau et le contraire)

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6
Q

distribution du cerveau

A

2 hemisphere
couche externe= cortex
lobes= division du cerveau frontal, pariétal, occipital, temporal)
replis= circonvolution

Aire primaire: cortex moteur, cortex sensoriel
Aire 2: aires associatives: visuele, auditief olfactive, promotrice, = perception consciente: gnosie
Aire 3: associatives: gnosies complexe

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7
Q

Cortex

A

= surface

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8
Q

noyaux

A

cerveau profond

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9
Q

formation réticulée

A

tronc cerebral
info du cerveau a moelle épinière

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10
Q

substance centrale

A

dans moelle épiniere
communication cerveau et reste du corps

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11
Q

lobes

A

frontal
parietal
occipital
temporal

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12
Q

circonvulsion

A

replis dans le cerveau

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13
Q

Les aires primaire

A

I aire
sensitives et motrice

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14
Q

Les aires associatives

A

II aire
= GNOSIE, perception consciente
unimodal

III aire:
= GNOSIE COMPLEXE
multimodale

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