The base of skull also known as the cranial base or the cranial floor is the most inferior area of the skull.
Skull internal cranial floor view.
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Cranial floor markings quiz part 2.
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Cranial floor skull bone markings quiz 1.
The external cranial base can be subdivided into anterior middle posterior and lateral parts.
Frontal bone cranial view frontal sinus.
Or temporal squama pars squamosa.
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The external cranial base or external surface of cranial base latin.
Lesser wing of sphenoid bone.
Frontal bone cranial view frontal sinus.
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It is composed of the endocranium and the lower parts of the skull roof.
Another feature is the internal occipital protuberance which is a small projection of the internal surface of the occipital bone in the midline.
External and internal views of base of skull a the hard palate is formed anteriorly by the palatine processes of the maxilla bones and posteriorly by the horizontal plate of the palatine bones.
Superior view of the cranial floor.
B the complex floor of the cranial cavity is formed by the frontal ethmoid sphenoid temporal and occipital bones.
The sphenoid bone is a butterfly shaped cranial bone that is located in the middle of the skull between the frontal and temporal bones.
Only bones structures listed in class are listed here.
Inside the skull the floor of the cranial cavity is subdivided into three cranial fossae spaces which increase in depth from anterior to posterior see figure 4 figure 6b and figure 9.
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Basis cranii externa is the outer or inferior aspect of the skull base it extends from the superior incisor teeth to the superior nuchal lines of the occipital bone.
Running lateral from this point on either side are the transverse sinuses.
Since the brain occupies these areas the shape of each conforms to the shape of the brain regions that it contains.
The anterior part of the external cranial base.
The skull internal cranial floor.
Skull cranial floor bone markings part 2 temporal bone.
Since the brain occupies these areas the shape of each conforms to the shape of the brain regions that it contains.