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Bone Tissues

QuestionAnswer
What is another name for bone marrow? myeloid tissue
Where is the red bone marrow located within? trabecular bone
Where is the red bone marrow primarily located? in ends of long bones & in flat/irregular bones
What is the function of the red bone marrow? hematopoiesis (blood cell formation)
Where is the yellow bone marrow located within? the medullary cavity
Where is the yellow bone marrow primarily located? medullary canal of long bones
What is the function of the yellow bone marrow? fat storage
What percentage does the organic portion of the bone tissue make up of the total mass? 35%
What makes up the organic portions? bone cells and organic matrix
What are the names of the organic bone cells? Osteocytes, osteoblasts, osteoclasts
What is the function of the organic matrix? to make the bone a little flexible!!
What percentage does the inorganic portion of the bone tissue make up of the total mass? 65%
What is the main component of the inorganic bone tissue? Calcium & phosphorus salt compounds
What is the function of the inorganic bone tissue? to give strength to the bone
What is another name for compact bone? Cortical Bone
Why does the compact bone tissue have openings? permits exchange of materials between osteocytes (& other bone cells) and the blood.
Cancellous (spongy) bone tissue Trabecular Bone
How is material exchanged with cancellous bone? diffusion
Where is spongy bone located? ends of long bones & middle of flat, short, and irregular bones
When does trabeculae become more dense? When there is more stress on the area
Created by: senward