No
The marrow in the medullary cavity is primarily composed of yellow marrow, which stores fat, while the marrow in the spongy bone is red marrow where blood cells are produced. Yellow marrow is found in long bones, whereas spongy bones contain red marrow in their trabeculae.
The medullary cavity, located within the long bones, is a central hollow space that primarily contains yellow bone marrow, which is rich in fat and serves as an energy reserve. In contrast, the spaces within spongy bone, or trabecular bone, are filled with red bone marrow, which is crucial for hematopoiesis, the production of blood cells. While both types of marrow are involved in different functions, the medullary cavity is more associated with storage, whereas the spongy bone is primarily involved in blood cell formation.
The layer of bone tissue you are referring to is spongy bone. It is made up of trabeculae, which are spiky structures that create open spaces filled with bone marrow. Spongy bone is important for providing structural support and flexibility to bones.
In a cross section of a bone, you can typically see compact bone on the outer surface and spongy bone on the inner surface. Within the spongy bone, you may also observe trabeculae, which are lattice-like structures that help give bone its strength. Additionally, blood vessels, nerves, and bone marrow may be visible in the central cavity of certain bones.
The structural unit of spongy bone is called a trabecula. Trabeculae are small, rod-like or plate-like structures that form a network within the spongy bone, providing strength and support while reducing weight. They are oriented along lines of stress and are filled with bone marrow and blood vessels, contributing to the overall function of the bone.
The compact bone is the outer part of the bone, and on the inside is the spongy bone. The spongy bone has small spaces which are filled with red bone marrow and some fat.
Spongy bone can appear yellow because it has some fat in it, and it is possible to see small holes in spongy bone. Also, spongy bone is not long (like the wrist). Compact bone is usually long (like a femur) and white.
The spongy bone which is the soft inner layer that has little holes and looks like a spongy hence the term spongy bone then the outer layer that everyone sees is the compact bone but the spongy bone is the most important because it cushions the bones when it gets squished and then it wont break
Bone is composed of organic components such as collagen fibers and proteoglycans, which provide flexibility and strength. Inorganic components like calcium, phosphorus, and magnesium salts provide rigidity and resistance to compression. Bone cells called osteoblasts and osteoclasts are responsible for bone formation and remodeling.
Bone marrow is the substance that is found at the core of bones, and is either made of fat or red blood cells depending on the type of bone in question. For spongy bone, the marrow is made of red blood cells.
The soft tissue that fills spaces in spongy bone is marrow.
The marrow in the medullary cavity is primarily composed of yellow marrow, which stores fat, while the marrow in the spongy bone is red marrow where blood cells are produced. Yellow marrow is found in long bones, whereas spongy bones contain red marrow in their trabeculae.
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Spongy bone is found in the epiphysis part of bone
Actually the compact bone isn't spongy at all, the compact bone is a tough layer making the bone neither too rigid or too brittle. So the compact bone is not spongy. Spongy bone, like its name is spongy.
The spongy bone is strong but lightweight.
A spongy bone is also called a cancellous bone or trabecular bone..