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Neuroanatomie LAS > SNP > Flashcards

SNP Flashcards

1
Q

afflux centrifuge

A

influx nerveux du SNC vers les muscles

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2
Q

Afflux centripète

A

influx nerveux des récepteurs de la sensibilité ou de la sensorialité vers le SNC.

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3
Q

Nerf craniens

A

12
émergent du TC sauf le n. olfactif (I) et le nerf optique (II) qui sont des expension du SNC

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4
Q

Nerfs spinaux

A

31
tous mixtes, issus de la moelle spinale.
Disposition métamérie.

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5
Q

Structure d’un nerf

A

Neurone
-Gaine de myéline : entoure chaque neurone
- Endonèvre :

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6
Q

Endonèvre

A

tissu conjonctif recouvrant la gaine de myéline

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7
Q

Faisceau

A

regroupement de fibres nerveuses dans les nerfs de gros calibre.

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8
Q

Périnèvre

A

Tissu fibreux recouvrant chaque faisceau

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9
Q

Épinèvre

A

tissu fibreux recouvrant l’ensemble du nerf

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10
Q

Quand un nerf est sectionné il y à une dégénérescence du segment

A

DISTAL

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11
Q

Les vaisseaux cheminent dans :

A

la périnèvre

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Neuroanatomie LAS (4 decks)

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