Cartilage Flashcards

1
Q

a special form of connective tissue that also develops from the mesenchyme

A

cartilage

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2
Q

what cells are the cartilage composed of?

A

chondrocytes and chondroblasts

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3
Q

chondrocytes and chondroblast synthesize and maintain all ECM components and are located in?

A

lacunae

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4
Q

what are the functions of cartilage?

A

tensile strength that provides structural support for soft tissues, allows flexibility and resilient to compression

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5
Q

what collagen is the cartilage made up of?

A

type II collagen

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6
Q

the cartilage also contains?

A

hyaluronan and proteoglycans

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7
Q

sheath of dense connective tissue that surrounds cartilage forming an interface between the cartilage and tissues supported by cartilage

A

perichondrium

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8
Q

the cartilage in our ear is made up of?

A

elastic cartilage

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9
Q

what cartilage is found in the intervertebral disc, pubic symphysis, and meniscus?

A

fibrocartilage

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10
Q

where is the perichondrium only present?

A

hyaline and elastic cartilage

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11
Q

provides smooth low-friction surfaces in jointsl structural support for respiratory tract

A

hyaline cartilage

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12
Q

provides flexible shape and support of soft tissues

A

elastic cartilage

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13
Q

provides cushioning, tensile strength, and resistance to tearing and compression

A

fibrocartilage

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14
Q

a medical chronic condition that commonly occurs during aging, involves the gradual loss or changed physical properties of the hyaline cartilage that lines the articular ends of bones in joints

A

osteoarthritis

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15
Q

joints that are weight-bearing or heavily used are most prone to?

A

cartilage degeneration

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16
Q

most common cartilage

A

hyaline cartilage

17
Q

covering of hyaline cartilage

A

perichondrium

18
Q

homogenous and glassy appearance because they are rich in fibrils of type II collagen and aggrecan complexes bound in water

A

extracellular matrix of hyaline cartilage

19
Q

similar to hyaline cartilage except it contains an abundant network of elastic fibers

A

elastic cartilage

20
Q

contains varying combination of hyaline cartilage and small amounts of dense connective tissue; usually layered by bundled type I collagen scattered with fibroblast

A

fibrocartilage

21
Q

semi-rigid tissue and acts as a shock absorber

A

cartilage matrix

22
Q

the extracellular ground substance of cartilage contains what?

A

sulfated glycosaminoglycan and hyaluronic acid

23
Q

the cartilage matrix also contains?

A

adhesive glycoprotein (chondronectin)