BONE
COMPACT BONE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The skull bones are classified as ____ bones because they are curved with one layer of spongy bone between two layers of compact bone.
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flat
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long
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irregular
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short
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Explanation:
Detailed explanation-1: -Flat bones are made up of a layer of spongy bone between two thin layers of compact bone. They have a flat shape, not rounded. Examples include the skull and rib bones. Flat bones have marrow, but they do not have a bone marrow cavity.
Detailed explanation-2: -The flat bones at the top of the skull compose the skull vault, or calvaria. In mammals, these bones include the paired frontal and parietal bones, as well as the single interparietal.
Detailed explanation-3: -Flat bones are thin, flattened, and usually curved. Most of the bones of the cranium are flat bones.
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