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Types of Bone: Compact Bone

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Questions and Answers

What is the main component of an osteon in compact bone?

Volkmann canals

Concentric lamellae (correct)

Osteocytes

Haversian canal

What is the term for the thin plates of bone found in spongy bone?

Osteons

Haversian systems

Lacunae

Trabeculae (correct)

What type of ossification occurs within fibrous connective tissue membranes?

Intramembranous ossification (correct)

Hyaline ossification

Spongy ossification

Endochondral ossification

What is the term for the canals that communicate between osteons in compact bone?

Volkmann canals Signup and view all the answers

What type of cells differentiate into osteoblasts during bone formation?

Mesenchymal cells Signup and view all the answers

What is the process by which new bone tissue is added beneath the periosteum?

Appositional growth Signup and view all the answers

What is the function of osteogenic cells in bone growth?

They differentiate into osteoblasts Signup and view all the answers

What is a characteristic feature of bone matrix?

It is calcified Signup and view all the answers

What is the difference between bone and cartilage growth?

Bone grows by appositional growth, while cartilage grows by interstitial growth Signup and view all the answers

What is the fate of osteoblasts in bone growth?

They cannot divide, not even to replace themselves Signup and view all the answers

What is the approximate percentage of organic materials in the dry weight of bone?

25% Signup and view all the answers

What is the primary component of the inorganic materials in bone matrix?

Calcium in the form of hydroxyapatite Signup and view all the answers

Which of the following cells is NOT involved in bone formation and maintenance?

Osteoclasts Signup and view all the answers

What is the function of the endosteum?

To line the bone marrow cavity and spaces Signup and view all the answers

What would be the result if the organic bone matrix were removed?

The bone would become more fragile Signup and view all the answers

What is the primary function of osteoblasts in bone development?

Form and secrete bone matrix proteins Signup and view all the answers

What is the purpose of small matrix vesicles in osteoblasts?

Contain alkaline phosphatase enzyme Signup and view all the answers

What is a characteristic feature of osteocytes?

Branched shape with cytoplasmic processes Signup and view all the answers

What is the origin of osteoclasts?

Fusion of monocytes Signup and view all the answers

What is the consequence of osteocyte death in bone tissue?

Resorption of the calcified matrix Signup and view all the answers