N. abducens, VI Flashcards

1
Q

Kerner

A

nc. n. abducens

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2
Q

Fibertype

A

somatomotorisk / somatisk efferent

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3
Q

App. udspring

A

cerebellopontinevinkel, (overgang mellem pons og MO)

medialt for n. facialis

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4
Q

Intrakranielt

A

Løber langs clivus i fossa cranii post. mod sinus cavernosus

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5
Q

Duraperforation

A

clivus

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6
Q

Ekstrakranielt

A

Løber langs bunden af sinus cavernosus til fissura orbitalis sup frem til m. rectus lateralis

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7
Q

Innerverer

A

m. rectus lat

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8
Q

Klinik: læsion

A

ved læsion ses nasal deviation ipsilateralt, da øjet ikke kan føres lateralt/ abducere

desuden dobbeltsyn ved blik til afficeret side
(hvis h n. abducens påvirket, derivere h øje nasalt. ved blik mod højre, vil kun v øje bevæges og der vil være dobbeltsyn)

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