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Related Concept Videos

Compact Bone01:27

Compact Bone

Most bones contain compact and spongy osseous tissue, but their distribution and concentration vary based on the bone's overall function.
Compact bone, also called cortical bone, is the denser, stronger of the two types of bone tissue. It is found under the periosteum and in the diaphyses of long bones, where it provides support and protection. The microscopic structural unit of compact bone is called an osteon, or haversian system. Each osteon is composed of concentric rings of calcified...
Bone Markings01:26

Bone Markings

Bones have various surface features that help form joints and attach to other soft tissues. Depending on the function, bone markings are categorized into articulating projections, processes for attachment, depressions, and openings.
Articulating Projections
Articulating projections are found where two bones meet to form a joint. These structures are usually found at the ends of bones. The largest articulation is a rounded projection called the head, supported by a narrow neck at the ends of...
Fractures: Bone Repair01:27

Fractures: Bone Repair

Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the procedure...
Spongy Bone01:09

Spongy Bone

All bones comprise an outer layer of compact bone, and an interior made up of spongy bone tissue, also called cancellous or trabecular bone. In long bones, spongy bone tissue is mainly found in the interior of the epiphyses (broad ends of the bone).
Spongy bone is more porous, and less dense compared to compact bone. It is composed of concentric lamellae that are arranged irregularly to form the trabecular network. In some bones, the spaces between trabeculae contain red marrow, where...
Bone Structure01:55

Bone Structure

Within the skeletal system, the structure of a bone, or osseous tissue, can be exemplified in a long bone, like the femur, where there are two types of osseous tissue: cortical and cancellous.
Bone as Supporting Connective Tissue01:23

Bone as Supporting Connective Tissue

Bone tissue forms the internal skeleton of vertebrate animals, providing structure to the body.
Bone Matrix
Bone, or osseous tissue, is a connective tissue that has a large amount of two different types of matrix material. The organic matrix is similar to the matrix material found in other connective tissues, including some amount of collagen and elastic fibers. This gives strength and flexibility to the tissue. The inorganic matrix consists of mineral salts— mostly calcium salts— that give the...

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Related Experiment Video

Updated: Jul 2, 2026

Distinctive Capillary Action by Micro-channels in Bone-like Templates can Enhance Recruitment of Cells for Restoration of Large Bony Defect
09:35

Distinctive Capillary Action by Micro-channels in Bone-like Templates can Enhance Recruitment of Cells for Restoration of Large Bony Defect

Published on: September 11, 2015

[The interrelationship between compact tissue defect and bone shaft cavity circulation].

V I Shevtsov, V S Bunov, N I Gordievskikh

    Rossiiskii Fiziologicheskii Zhurnal Imeni I.M. Sechenova
    |September 5, 2008
    PubMed
    Summary
    This summary is machine-generated.

    Bone compact defects increase fluid filtration and blood filling. Healing these defects restores intraosseous pressure and enhances circulation in the tibial shaft cavity.

    More Related Videos

    Creating a Box-Cavity Defect Model in the Cortical Bone of Rat Femora
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    Creating a Box-Cavity Defect Model in the Cortical Bone of Rat Femora

    Published on: November 21, 2023

    Related Experiment Videos

    Last Updated: Jul 2, 2026

    Distinctive Capillary Action by Micro-channels in Bone-like Templates can Enhance Recruitment of Cells for Restoration of Large Bony Defect
    09:35

    Distinctive Capillary Action by Micro-channels in Bone-like Templates can Enhance Recruitment of Cells for Restoration of Large Bony Defect

    Published on: September 11, 2015

    Creating a Box-Cavity Defect Model in the Cortical Bone of Rat Femora
    02:56

    Creating a Box-Cavity Defect Model in the Cortical Bone of Rat Femora

    Published on: November 21, 2023

    Area of Science:

    • Orthopedics
    • Biomedical Engineering
    • Physiology

    Context:

    • Investigating the tibial shaft cavity's microenvironment.
    • Assessing hemodynamic parameters and intraosseous fluid dynamics.

    Purpose:

    • To understand the relationship between bone compact defects and tibial shaft hemodynamics.
    • To evaluate the impact of defect healing on circulation.

    Summary:

    • Experimentally measured intraosseous pressure, electrical resistance, and hemodynamics in the tibial shaft.
    • Observed that bone defects enhance fluid filtration and blood filling, while defect reduction decreases hemodynamic parameters.
    • Identified shunting in new capillaries increases arterial elasticity and limits circulation.
    • Concluded that defect healing restores filtration-resorption balance and improves circulation.

    Impact:

    • Provides insights into bone healing mechanisms and circulatory changes.
    • Informs potential therapeutic strategies for tibial shaft injuries.
    • Contributes to understanding bone tissue regeneration and vascular remodeling.