Question

Какие виды неприрывного строения костей?

Answer 1

Types of Continuous Bone Structure

There are several types of continuous bone structure. Here are some examples:

1. Compact Bone: Compact bone, also known as cortical bone, is the dense outer layer of bone tissue. It provides strength and support to the skeleton. Compact bone is composed of tightly packed osteons, which are cylindrical structures containing concentric layers of bone tissue called lamellae. Blood vessels and nerves pass through small channels called Haversian canals within the osteons.

2. Spongy Bone: Spongy bone, also called cancellous bone, is found inside the compact bone. It has a porous, honeycomb-like structure with trabeculae, which are thin, branching structures that provide support and help reduce the weight of the bone. Spongy bone contains red bone marrow, where blood cells are produced.

3. Endosteum: The endosteum is a thin layer of connective tissue that lines the inner surface of bones. It contains osteoprogenitor cells, which are responsible for bone growth and repair. The endosteum also plays a role in bone remodeling and mineral homeostasis.

4. Periosteum: The periosteum is a fibrous membrane that covers the outer surface of bones. It consists of an outer fibrous layer and an inner cellular layer. The periosteum contains blood vessels, nerves, and osteoprogenitor cells, which are involved in bone growth, repair, and nutrition. It also serves as an attachment point for tendons and ligaments.

5. Bone Marrow: Bone marrow is a