Assertion: skeletal system's bone | /r/HasProperty | flattened
Facets:
Source sentences:
text: Flat bones are thin, flattened, and usually curved; they have two thin layers of compact bone sandwiching a layer of spongy bone between them.
text: Flat bones are thin, flattened, and usually curved; they have two thin layers of compact bone sandwiching a layer of spongy bone between them.