Tissue
periosteum Audio
per·i·os·te·um [ per-ee-os-tee-uhm ]
Subclass of:
Bone and Bones
Etymology:
Greek peri = around + osteon = bone
The membrane form ing the outer covering of bone.
Definitions related to periosteum:
  • Fibrous membrane enveloping bones except at joints and the points of tendonous and ligamentous attachment.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The outer membrane that surrounds a bone. It contains connective tissue, capillaries, nerves, and a number of types of cell, including osteoclasts. The periosteum plays an important role in bone repair and growth.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Thin outer membrane that surrounds a bone. It contains CONNECTIVE TISSUE, CAPILLARIES, nerves, and a number of cell types.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Periosteum, dense fibrous membrane covering the surfaces of bones, consisting of an outer fibrous layer and an inner cellular layer (cambium). The outer layer is composed mostly of collagen and contains nerve fibres that cause pain when the tissue is damaged. It also contains many blood vessels...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2020
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.