What Is The Membrane Lining The Medullary Cavity Called?

What are the 5 major parts of a bone?

Name and describe the 5 major parts of the bone.

Diaphysis (bone shaft), Medullary Cavity (can hold yellow or red marrow), Epiphyseal Line, Periosteum, and the Proxial Epiphysis and the Distal Epiphysis..

What are the three main groups of joints?

There are three types of joints in the structural classification: fibrous, cartilaginous, and synovial joints.Fibrous joints are joints in which bones are joined by dense connective tissue that is rich in collagen fibers. … Cartilaginous joints are joints in which bones are joined by cartilage.More items…•

Do all bones have epiphysis?

Bones with an epiphysis There are many bones that contain an epiphysis: Humerus: Located between the shoulder and the elbow. Radius: One of two bones located between the hand and the elbow. In anatomical position, the radius is lateral to the ulna.

What is the lining of the marrow or medullary cavity?

endosteumThe medullary cavity is described as a hollow area in the diaphysis part of the bone and is lined by a delicate membrane called endosteum.

Where do medullary cavities of bone exist Group of answer choices?

Located in the main shaft of a long bone (diaphysis) (consisting mostly of compact bone), the medullary cavity has walls composed of spongy bone (cancellous bone) and is lined with a thin, vascular membrane (endosteum). However, the medullary cavity is the area inside any bone (long, flat, etc.)

What are lacunae?

In histology or anatomy, lacuna (plural: lacunae) refers to the small cavity in the substance of the bone containing an osteocyte. … The latter is called cartilage lacuna. In the bone, the lacunae are located between the lamellae. When viewed under an ordinary microscope, they appear as spots in the bone tissue.

What are the 5 major parts of a long bone?

List five major parts of a long bone. The major parts of a long bone include epiphysis, articular cartilage, diaphysis, periosteum, medullary cavity, endosteum, and marrow. How do compact and spongy bone differ in structure?

What is epiphyseal line?

The structure indicated is the epiphyseal line. The epiphyseal plate is a plate of hyaline cartilage found in children and adolescents, located in the metaphysis at the ends of each long bone. The epiphyseal plates permit growth and lengthening of the bone, as the cartilage reproduces and ossifies. …

What is the membrane lining the medullary cavity?

The medullary cavity has a delicate membranous lining called the endosteum. The outer surface of bone, except in regions covered with articular cartilage, is covered with a fibrous membrane called the periosteum. Flat bones consist of two layers of compact bone surrounding a layer of spongy bone.

What is the membrane lining the diaphysis cavity called?

The medullary cavity has a delicate membranous lining called the endosteum (end- = “inside”; oste- = “bone”), where bone growth, repair, and remodeling occur. The outer surface of the bone is covered with a fibrous membrane called the periosteum (peri- = “around” or “surrounding”).

What is the proper term for a skeletal joint?

Compact Bone. Proper term for a skeletal joint. Articulation. The basic unit of structure within compact bone.

Does spongy bone have Canaliculi?

Spongy (Cancellous) Bone Spongy bone consists of plates (trabeculae) and bars of bone adjacent to small, irregular cavities that contain red bone marrow. The canaliculi connect to the adjacent cavities, instead of a central haversian canal, to receive their blood supply.