| periosteum | <anatomy> The membrane of fibrous connective tissue which closely invests all bones except at the articular surfaces. Origin: NL, fr. Gr. Round the bones; around + a bone: cf. L. Periosteon. Source: Websters Dictionary (01 Mar 1998) |
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| periosteum cranii | <anatomy> The periosteum which covers the cranium externally; the region around the cranium. Source: Websters Dictionary (01 Mar 1998) |
| alveolar periosteum | <anatomy> Fibrous connective tissue surrounding the root of a tooth that separates it from and attaches it to the alveolar bone. (12 Dec 1998) |
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