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26 Cards in this Set

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Matrix of cartilage

Firm


Pliable

The firm pliable matrix of the car lage enables it resist

Mechanical stresses (compression)

3 functions of cartilage

Support soft tissue


Shock absorber


Model for long bone formation in fetus

Cells in catilage

Chondrogenic


Chondroblasts


Chondrocyte

The cells of cartilages lie in

lacunae in matrix

Fibres in the matrix of cartilage

Type I collagen


Type II collagen


Elastin

The glycoaminoglycans in the ground substance of cartilage include

Chondroitin sulfate


Keratin sulfate


Hyaluronic acid


An example of glycoprotein in the ground substance of cartilage

Chondronectin

Firm consistency of the cartilage is due to 2


Bonding between collagen fibres and proteoglycan side chains


Binding of water to gycoaminoglycans

There are blood vessels in cartilage. T/F

False

There are nerves in cartilage. T/f

False

There is lymph in cartilage. T/f

False

How are the cells of cartilage nourished

Diffusion

Because cartilage use diffusion and do not have blood vessels, lymph or nerves, what is limited in them?

Thickness


Repair and regenration

Thickness and regeneration and repair are restricted in all catilage except

Costal cartilages


Blood vessel canals

Most cartilage is covered by

Periosteum

All cartilage are covered by periosteum. T/f

False

What type of connective tissue is periosteum

Dense connective tissue

Since cartilages do not have blood vessels or nerves, what contains them and provides them

Periosteum

What other function does the periosteum perform

Source of new cartilage

The outer layer of the periosteum comprises of what

Collagen I

The inner layer of the periosteum contains

Chondrogenic cells

Where can Chondroblasts be found

On periphery


Inner part of periosteum

What is the shape of chondroblast

Spindle shaped (fusiform)

What is the shape of chondroblast

Spindle shaped (fusiform)

The cytoplasm of chondroblast is asidophilic or basophilic

Basophilic