CM1 Flashcards

1
Q

fibres A

A

myélinisées
grand diamètre
grande vitesse
tact

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2
Q

fibres A delta

A

faiblement myélinisées
diamètre moyen
vitesse moyenne
douleur + sensibilité thermique

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3
Q

fibres C

A

amyéliniques
petit diamètre
vitesse faible
interoception

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4
Q

rôle fibres C peptidergique

A

vasodilatation et vasoconstriction

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5
Q

projection fibres C

A

couxhes superficielles de la moelle

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6
Q

projection fibres de gros diamètre

A

noyeaux des colonnes dorsales

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7
Q

douleure nociceptive

A

glutamate
douleure localisable

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8
Q

douleur inflammatoire

A

production de prostaglandine

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9
Q

systhème exteroceptif

A

passe par le thalamus latéral + représentation précise
muscles striés

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10
Q

système interoceptif

A

reoresentation peu précise
muscles lisses
passe par l’insula

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11
Q

système moteur

A

cortex moteur + voies pyramidales + NGC + motoneurone

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12
Q

TRPV1

A

recepteur thermique

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