5 Major Parts Of A Long Bone

Question: List five major parts of a long bone.

Answer: The major parts of a long bone include epiphysis, articular cartilage, diaphysis, periosteum, medullary cavity, endosteum, and marrow.

Question: How do compact and spongy bone differ in structure?

Answer:

Question: Describe the microscopic structure of compact bone.

Answer: In compact bone, the osteocytes and layers of intercellular material concentrically clustered around an osteonic canal form a cylinder-shaped unit called on osteon. Many of these unite cemented together form for the substance of compact bone.

Question: Describe the development of an intramembranous bone.

Answer:

Question: Explain how an endochondral bone develops.

Answer:

Question: Explain how osteoclasts and osteoblasts remodel bone.

Answer:

Question: Name three major bones.

Answer: Bones shape, support, and protect body structures. They also aid body movements, house tissue that produce blood cells, and store various inorganic salts.

Question: Distinguish between the functions of red marrow and yellow marrow.

Answer: Red marrow functions in the formation of red blood cells (erythrocytes), white blood cells (leukocytes), and platelets (thrombocytes). Red marrow occupies the cavities of most bones in an infant. With increasing age, however, yellow marrow replaces much of it. Yellow marrow stores fat and is inactive in blood cell production.

Question: List the substances normally stored in bone tissue.

Answer:

Question: Distinguish between the axial and appendicular skeletons.

Answer: The axial skeleton consists of the bony and cartilaginous part that supports the organs of the head, neck, and trunk. The appendicular skeleton consists of the bones of the upper and lower limbs and the bones that anchor the limbs to the axial skeleton.