nerfs parasympathiques Flashcards

1
Q

Nerf oculomoteur (NC III)

A

= reflexe accommodation

noyau oculomoteur accessoire —> ganglion ciliaire —> sphincter de la pupille =

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2
Q

nerf facial

A

nyeau salivaire —> ganglions pterygopalatin et sousmandibulaire —> glandes lacrymales, sousmandibulaires et souslinguales et la muqueuse de la cavité nasale

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3
Q

Nerf glossopharyngien (NC IX

A

noyau salivaire inférieur —> ganglion optique —> glande parotide

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4
Q

origine fibre pré ganglionnaire système sympa

A

T1-L3

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5
Q

origine nerfs pré ganglionnaires système parasympa (crâniens)

A

III, VII, IX et X

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6
Q

origine nerfs pré ganglionnaires système parasympa (substance grise)

A

S2-S4

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7
Q

pourcentage nerf X ds apport sympa

A

75%

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8
Q

limite chaine ganglionnaire sympa

A

du cou au coccys

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9
Q

ganglions du nerf splanchnique

A

cœliaque mesent. sup et inf.

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10
Q

exception système sympa

A

glandes sudoripares : synapse = acétylcholine + muscarinique
médullosurrénale : pas de ganglions

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11
Q

ganglions du noyau moteur

A

thorax + abdomen

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12
Q

ganglion du noyau ambiguë

A

cœur

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