Ossos do crânio Flashcards
Como podemos dividir os ossos do Crânio?
Uma série de ossos forma suas duas partes:
Neurocrânio (Calota Craniana)
Viscerocrânio (Esqueleto Facial)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/682/377/a_image_thumb.jpg?1549310184)
Defina Neurocrânio:
É a caixa óssea do encéfalo e das membranas que o revestem, as meninges cranianas. Também contém as partes proximais dos nervos cranianos e a vasculatura do encéfalo
Quais ossos formam o Neurocrânio?
O neurocrânio em adultos é formado por uma série de oito ossos:
Quatro ossos ímpares centralizados na linha mediana
(frontal, etmoide, esfenoide e occipital)
dois pares de ossos bilaterais
(temporal e parietal)
Como podemos dividir o Neurocrânio?
O neurocrânio tem um teto em forma de cúpula, a calvária, e um assoalho ou base do crânio
Quais ossos formam a Calvária?
Os ossos que formam a calvária são:
Frontal
Temporal
Parietal
Occiptal
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/683/591/a_image_thumb.jpg?1549310842)
Quais ossos formam a base do Crânio?
Occiptal
Temporal
Esfenóide
Etmóide
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/683/906/a_image_thumb.jpg?1549311401)
Como podemos dividir a base do Crânio?
Fossa Anterior do Crânio
Fossa Média do Crânio
Fossa Posterior do Crânio
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/866/444/a_image_thumb.jpg?1549320160)
Defina Viscerocrânio:
O viscerocrânio (esqueleto facial) compreende os ossos da face que se desenvolvem principalmente no mesênquima dos
arcos faríngeos embrionários (Moore et al., 2012).
Quais Ossos formam o Viscerocrânio?
O viscerocrânio é formado por 15 ossos irregulares:
3 ossos ímpares centralizados ou situados na linha mediana (mandíbula, etmoide e vômer)
6 ossos pares bilaterais (maxilas; conchas nasais inferiores; e zigomáticos, palatinos, ossos nasais e lacrimais)
O que é Sutura?
Uma sutura é uma articulação imóvel encontrada entre os ossos do crânio.
Quais as suturas do Crânio?
Sutura Coronal
Sutura Sagital
Sutura Lambdóide
Dutura Escamosa
Defina sutura Coronal:
Une o osso Frontal e os dois Parietais.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/853/560/a_image_thumb.jpg?1549323555)
Defina sutura Sagital:
Une os dois ossos Parietais
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/853/954/a_image_thumb.jpg?1549323688)
Defina sutura Lambdóide:
Une os ossos Parietais e o osso Occipital
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/854/067/a_image_thumb.jpg?1549323883)
Defina sutura Escamosa:
Une os ossos Parietais e os ossos Temporais
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/854/190/a_image_thumb.jpg?1549324168)
Defina Bregma:
Encontro das suturas Sagital e Coronal
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/870/287/a_image_thumb.jpg?1549324449)
Defina Lambda:
Encontro das suturas sagital e lambdóide
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/870/475/a_image_thumb.jpg?1549324667)
Comente sobre o osso Frontal, sua localização e faces:
Osso ímpar, situado na porção anterior do crânio (TESTA)
Face anterior: convexa
Face posterior: côncava
Face orbital: inferior
Localize o osso Frontal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/858/180/q_image_thumb.jpg?1549317094)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/858/180/a_image_thumb.jpg?1549316884)
Localize o Forame Supreorbital:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/860/080/q_image_thumb.jpg?1549317459)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/860/080/a_image_thumb.jpg?1549317608)
Localize a Glabela:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/861/931/q_image_thumb.jpg?1549318239)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/861/931/a_image_thumb.jpg?1549318256)
Localize a Face Orbital:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/864/085/q_image_thumb.jpg?1549318431)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/864/085/a_image_thumb.jpg?1549318454)
Localize o Processo Zigmático do Osso Frontal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/869/134/q_image_thumb.jpg?1549327629)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/869/134/a_image_thumb.jpg?1549327888)
Localize a Crista Frontal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/864/526/q_image_thumb.jpg?1549319120)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/864/526/a_image_thumb.jpg?1549319134)
Localize o Sulco do Seio Sagital Superior:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/865/153/q_image_thumb.jpg?1549319230)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/865/153/a_image_thumb.jpg?1549319410)
Localize o Forame Cego:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/865/592/q_image_thumb.jpg?1549319668)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/865/592/a_image_thumb.jpg?1549319787)
Comenta sobre o osso Parietal, sua localização e faces:
Osso par, Um de cada lado do Crânio.
Compõe a parte súpero-lateral do crânio.
Face Externa é convexa, lisa e lateral
Face Interna é côncava e medial apresentando sulcos anteriores que correspondem aos ramos da artéria meníngea média.
O osso Parietal possui quantas Bordas?
Possui 4 bordas:
Borda Superior / Sagital / Parietal
Borda Anterior / Frontal / Coronal
Borda Posterior / Occipital / Lambdoidea
Borda Inferior / Escamosa / Temporal
O osso Parietal possui quantos Ângulos?
Possui 4 ângulos:
Ântero-superior (ângulo frontal), Ântero-inferior (ângulo esfenoidal), Póstero-superior (ângulo occipital), Póstero-inferior (ângulo mastóide)
Localize o osso Parietal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/867/558/q_image_thumb.jpg?1549321391)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/867/558/a_image_thumb.jpg?1549321403)
Localize o Forame Parietal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/867/931/q_image_thumb.jpg?1549321642)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/867/931/a_image_thumb.jpg?1549321652)
Localize o Sulco dos ramos dos Vasos Meníngeos Médios:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/868/121/q_image_thumb.jpg?1549322787)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/868/121/a_image_thumb.jpg?1549322801)
Defina o osso Temporal:
É um osso par, muito complexo, é importante porque no seu interior encontra-se o aparelho auditivo.
Quais são as Partes do osso Temporal?
Divide-se em 3 partes:
Escamosa
Timpânica
Petrosa
Localize o osso Temporal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/874/968/q_image_thumb.jpg?1549328668)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/874/968/a_image_thumb.jpg?1549328684)
Localize o Processo Zigomático do osso Temporal:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/875/183/q_image_thumb.jpg?1549328799)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/875/183/a_image_thumb.jpg?1549328963)
Localize a Fossa Mandibuar:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/875/395/q_image_thumb.jpg?1549329284)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/875/395/a_image_thumb.jpg?1549329269)
Localize Meato Acústico Externo:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/875/798/q_image_thumb.jpg?1549329488)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/875/798/a_image_thumb.jpg?1549329470)
Localize o Processo Estilóide:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/876/022/q_image_thumb.jpg?1549329744)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/876/022/a_image_thumb.jpg?1549329759)
Localize o Processo Mastóideo:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/876/881/q_image_thumb.jpg?1549330075)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/876/881/a_image_thumb.jpg?1549330094)
Localize o Meato Acústico Interno:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/877/500/q_image_thumb.jpg?1549330343)
Dá passagem ao nervo facial, acústico e intermediário e ao ramo auditivo interno da artéria basilar
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/877/500/a_image_thumb.jpg?1549330362)
Localize o Forame Estilomastóideo:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/877/755/q_image_thumb.jpg?1549330549)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/266/877/755/a_image_thumb.jpg?1549330683)