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Anatomía > Hueso etmoides > Flashcards

Hueso etmoides Flashcards

1
Q

Articulaciones

A
  • Frontal
  • Esfenoides
  • Maxilar
  • Palatino
  • Vómer
  • Lagrimal
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2
Q

Porciones

A
  1. Lámina perpendicular
  2. Lámina cribosa
  3. Laberintos etmoidales
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3
Q

Desarrollo

A
  • 4 puntos de osificación
  • Osificados al 5º o 6º año
  • Separado del vómer por lámina cartilaginosa (40- 45 años)
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4
Q

Lámina perpendicular

A
  • Borde superior: crista gali
  • Borde inferior: cartílago del tabique nasal
  • Borde anterior: espina nasal del frontal
  • Borde posterior: cresta esfenoidal y vómer
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5
Q

Lámina cribosa

A
  • Articulación: escotadura etmoidal del frontal

- Surcos olfatorios: bulbo olfatorio

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6
Q

Laberintos etmoidales [masas laterales]: cara superior

A
  • Celdillas etmoidales medias
  • Infundíbulo
  • Foramen etmoidal anterior
  • Foramen etmoidal posterior
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7
Q

Celdillas etmoidales medias

A
  • Escotadura etmoidal del frontal

- Senos etmoidales

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8
Q

Infundíbulo

A

Desembocadura de senos frontales

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9
Q

Foramen etmoidal anterior

A
  • A. Etmoidal anterior

- N. Etmoidal anterior (N. Nasal interno)

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10
Q

Foramen etmoidal posterior

A
  • A. Etmoidal posterior

- N. Etmoidal posterior (N. Esfenoetmoidal)

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11
Q

Laberintos etmoidales: cara anterior

A

Celdillas etmoidales anterior: articulan con lagrimal

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12
Q

Laberintos etmoidales: cara posterior

A
  • Articulación: apófisis orbitaria de palatino

- Celdillas etmoidales posteriores: esfenoides

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13
Q

Laberintos etmoidales: cara inferior

A
  • Apófisis unciforme
  • Cornete nasal medio
  • Bulla etmoidal
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14
Q

Apófisis unciformes

A
  • Limite ant. del infundíbulo
  • Articulación: cornete nasal inferior
  • Anterior a la bulla etmoidal
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15
Q

Bulla etmoidal

A
  • Celdilla etmoidal media más prominente

- Drenan hacia el hiato semilunar

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16
Q

Meato nasal medio

A 
Entre:
- Cornete nasal medio 
- Cornete nasal inferior
Drenaje: 
- Seno frontal 
- Seno maxilar 
- Celdillas etmoidales anteriores y medias
17
Q

Meato nasal superior

A
  • Seno esfenoidal

- Celdillas etmoidales posteriores

18
Q

Meato nasal inferior

A

Conducto lacrimonasal

19
Q

Laberintos etmoidales: cara lateral

A

Lámina orbitaria (papirácea): articula con:

  • Frontal (borde nasal)
  • Maxilar (borde orbitario)
  • Lagrimal (borde posterior)
  • Esfenoides
  • Palatino (apófisis orbitaria)
20
Q

Laberintos etmoidales: cara medial

A
  • Cornetes nasales superiores
  • Cornetes nasales medios
  • Apófisis unciformes
  • Bulla etmoidal
21
Q

Hiato semilunar

A

Entre:

  • Apófisis unciformes
  • Bulla etmoidal

Anatomía (47 decks)

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