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Nervos Cranianos I Flashcards

(7 cards)

1
Q

acuidade visual

A

Snellel, com correçao
1. contar dedos a 3 m
2. mais perto e mais longe com olho tapado

+ avaliar cores

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2
Q

campos visuais

A
  1. medico e doente frente a frente
  2. tapam olhos opostos, mesma altura
  3. seguir objeto periferia –> centro e cima –> baixo
  4. doente avisa quando objeto entra no campo visual
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3
Q

reflexo fotomotos

A

II –> Aferente
III –> Eferente

illuminar um olho causa constriçao da pupila ipsi (direto) e contra (indireto)

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4
Q

reflexo fotomotor - fisiologia

A
  1. luz no olho sx
  2. potenciasi de açao do olho sx em ambos nucleus pretectais
  3. stimulaçao ambos lados do nucleo de Edinger-Wetsphal
  4. potenciais de açao nos nervos oculomotores –> constriçao pupilas
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5
Q

fundo ocular

A

fixar ponto distante, pegar oftalmoscopio e observar de lateral para medial

  • retina rosada, arterias mais claras e finas que veias
  • nitidez bordo papila otica
  • cruzamento arteriovenoso sem esmagamento
  • inexistencia hemorrragias e exsudados
  • macula redonda, avermelhada e brilhante
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6
Q

teste de motilidade

A
  • observar olhos na posiçao primaria do olhar
  • pedir olhar sx-dx, cima-baixo, alvo 45°
  • prova de perseguiçao (em H)
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7
Q

inervaçao motora

A

Troclear IV = obliquo sup
Abdutor VI = reto lat
Oculomotor III = reto sup, reto inf, reto interno / medial, obliquo inf, esfincter pupila, levantador da palpebra

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