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Base of skull

From Wikipedia, the free encyclopedia
Inferior area of the skull, composed of the endocranium and lower parts of the skull roof
Skull base
Base of the skull, inferior or inner surface
Base of the skull, exterior or outer surface. Showing various muscle attachments.
Details
Identifiers
Latinbasis cranii
externa et. interna
MeSHD019291
TA98A02.1.00.044
TA2447
FMA52801
Anatomical terms of bone

Thebase of skull, also known as thecranial base or thecranial floor, is the mostinferior area of theskull. It is composed of theendocranium and the lower parts of thecalvaria.

Structure

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Base of the skull. Inferior surface,attachment of muscles marked in red.

Structures found at the base of the skull are for example:

Bones

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There are five bones that make up the base of the skull:

Exobasis

Sinuses

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Foramina of the skull

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Main article:Foramina of the skull
Endobasis-resistances beams
Endobasis-resistances nodes

Sutures

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Other

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The foramina in the base of the skull are exit and entry points for veins, arteries andcranial nerves.
The cranial nerves as they exit through various foramina.

Additional images

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  • Base of the skull. Upper surface
    Base of the skull. Upper surface
  • Base of skull
    Base of skull
  • Base of skull - crista galli, cribriform plate and foramen cecum
    Base of skull - crista galli, cribriform plate and foramen cecum
  • Base of skull - sella turcica
    Base of skull - sella turcica
  • The anterior, middle and posterior cranial fossa in different colors
    The anterior, middle and posterior cranial fossa in different colors
Wikimedia Commons has media related toCranial base.
Compound structures of skull
Neurocranium
Facial skeleton
Both
National
Other
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