Bone Repair and Ossification Process

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Which process involves the formation of a bone collar around the diaphysis?

Endochondral ossification

What is the primary event in Stage 2 of intramembranous ossification?

Calcification

Which zone of the epiphyseal plate is responsible for longitudinal bone growth?

Proliferative zone

What do osteoclasts do during the process of spongy bone formation?

<p>Erode calcified cartilage matrix</p> Signup and view all the answers

At what age does the epiphyseal line calcify and growth ceases in females?

<p>Age 18</p> Signup and view all the answers

What happens to the epiphyseal line in males at approximately age 21?

<p>It calcifies</p> Signup and view all the answers

Which type of fracture involves small pieces between larger fragments?

<p>Comminuted</p> Signup and view all the answers

What is the common characteristic of a Greenstick fracture?

<p>Occurs only in children</p> Signup and view all the answers

Which bone disorder is characterized by bone resorption exceeding deposition?

<p>Osteoporosis</p> Signup and view all the answers

Which hormone replacement therapy can be used as a treatment for osteoporosis?

<p>Estrogen</p> Signup and view all the answers

In what age group is Ricketts more common?

<p>Children</p> Signup and view all the answers

Which factor stimulates bone deposition according to the text?

<p>Mechanical stress</p> Signup and view all the answers

What is the function of osteoclasts in the ossification zone?

<p>Partly erode cartilage</p> Signup and view all the answers

Which zone involves the process where blood vessels invade and chondrocytes are killed?

<p>Calcification zone</p> Signup and view all the answers

What is the function of osteoblasts in bone growth?

<p>Deposit minerals and collagen</p> Signup and view all the answers

Which vitamin stimulates osteoblasts in bone growth and remodeling?

<p>Vitamin A</p> Signup and view all the answers

What hormone stimulates epiphyseal plate activity?

<p>Growth hormone</p> Signup and view all the answers

During bone remodeling, which cells deposit new collagen and minerals?

<p>Osteoblasts</p> Signup and view all the answers

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