Bases Órbita 2 Flashcards

1
Q

forma orbita

A

piramidal

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2
Q

distancia entre as orbitas

A

25 mm

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3
Q

volume orbita

A

30 mL

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4
Q

comp vertical órbita

A

35 mm

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5
Q

profundidade orbita

A

40 mm

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6
Q

comp horizontal orbita

A

45 mm

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7
Q

inclinação orbita

A

45º

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8
Q

teto orbita

A

osso frontal
asa menor esfenoide

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9
Q

parede lateral orbita

A

zigomatico
asa maior esfenoide

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10
Q

assoalho orbita

A

zigomatico
maxilar
palatino

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11
Q

parede medial orbita

A

Maxilar
Etmoide
Lacrimal

asa menor esfenoide

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12
Q

tuberculo de Whitnall

A

zigomatico

  • tendao cantal lateral
  • lig Lockwood
  • aponeurose lateral m elevador palpebra sup
  • lig contenção reto lateral
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13
Q

forames zigomatico

A

forame zigomatico-facial
forame zigomatico-temporal

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14
Q

ducto naso-lacrimal abre aonde

A

meato nasal inferior

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15
Q

dacrio-cisto-rinostomia

A

Mucosa Saco lacrimal -> Mucosa meato nasal médio

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16
Q

apice orbitario

A

esfenoide
ANEL DE ZINN

forame optico
fissura orbitaria sup
fissura orbitaria inf

17
Q

forame optico

A

asa menor

n optico
a oftalmica

18
Q

fissura orbitaria inf

A

entre asa maior - maxilar

n maxilar
n zigomatico
n infra-orbital
vv infra-orbitarios
v oftalmica inf

19
Q

fissura orbitaria sup

A

entre asa maior - asa menor

Fora do Anel de Zinn:
n troclear
n frontal
n lacrimal
vv oftalmicas sup e inf

Dentro do Anel de Zinn - inerva CONE MUSCULAR e GLOBO OCULAR:
N nasociliar
N abducente
N oculomotor

20
Q

ganglio ciliar

A

1 cm a frente do Anel de Zinn
Entre o NO - reto lateral

parassimpatica - faz sinapse antes de ir pro globo ocular
ramo inf do III

simpatica, sensitivo - vão direto pro globo ocular - nn ciliares curtos

simpatica - esfincter pupila

21
Q

nivel que carotida se ramifica

A

C4

22
Q

de onde vem maior suprimento arterial da orbita

A

PRINCIPAL: a oftalmica

carotida externa tbm ajuda

23
Q

aa ciliares posteriores curtas

A

6 - 12 aa
Irrigam NO, coroide

24
Q

aa ciliares posteriores longas

A

2 aa
circulo vascular principal seg anterior

25
Q

a supra-orbital

A

pele da testa
escalpo
osso frontal
seio frontal

forame supra-orbital