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Which of the following sentences best describes the composition of a flat bone?

A) A flat bone is composed of a layer of spongy bone surrounded on each side by a layer of compact bone.

B) A flat bone is composed of a single flat, smooth layer of tissue.

C) A flat bone does not fit into the other categories of bones.

Respuesta :

Answer:

A

Explanation:

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. Flat bones have marrow, but they do not have a bone marrow cavity.

Answer: A flat bone is composed of a layer of spongy bone surrounded on each side by a layer of compact bone.

Explanation:

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