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Biology of Cartilage

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Questions and Answers

What is a characteristic of articular cartilage?

It has a perichondrium

It undergoes rapid and complete repair

It is highly vascular

It is replaced from within (correct)

Why does damaged cartilage often undergo incomplete repair?

Due to the rapid division of chondroblasts

Due to its high metabolic rate

Due to the presence of perichondrium

Due to its avascularity and low metabolic rate (correct)

What is the precursor for all types of cartilage?

Chondroblasts

Perichondrium

Mesenchyme (correct)

Chondrocytes

What is the result of mitosis and initial cell differentiation in chondrogenesis?

Chondroblasts with condensations of rounded cells Signup and view all the answers

What is the role of chondroblasts in chondrogenesis?

To produce various matrix components Signup and view all the answers

What is the result of the multiplication of chondroblasts in chondrogenesis?

Isogenous cell aggregates surrounded by a condensation of territorial matrix Signup and view all the answers

What is the characteristic of mature cartilage?

Chondrocytes are widely separated by their production of matrix Signup and view all the answers

What is the process by which damaged cartilage undergoes repair?

Cells in the perichondrium invade the injured area and produce new cartilage Signup and view all the answers

What is the result of the production of matrix components by chondroblasts?

The formation of the very extensive ECM Signup and view all the answers

What is the characteristic of cartilage that makes it prone to incomplete repair?

Its avascularity and low metabolic rate Signup and view all the answers