Lecture 9 - Cartilage Flashcards

1
Q

def: cells embedded in ECM, less rigid than bone, physical properties of a plastic, avascular and lacks innervations and has very limited capacity for self repair

A

cartilage

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2
Q

most common type of cartilage in body?

A

hyaline cartilage

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3
Q

where do chondrocytes reside?

A

in the lacunae

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4
Q

where is hyaline cartilage found?

A
  • fetal skeleton
  • synovial joints
  • reinforcement of the respiratory tract
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5
Q

articular cartilage lacks a ____________-

A

perichondrium

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6
Q

hyaline cartilage from the trachea includes a fibrous ____________

A

perichondrium

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7
Q

def: intermediate between dense regular CT and hyaline cartilage, conferring both tensile strength and resistance to compression

A

fibrocartilage

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8
Q

where is fibrocartilage found?

A
  • between tendon & bone
  • pubic symphysis
  • annulus fibrosis
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9
Q

def: lacks a perichondrium and contains aligned, eosinophilic bundles of collagen (Type I)

A

fibrocartilage

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10
Q

def: notable for its dense network of elastin fibres, resembles hyaline cartilage on H&E, has a perichondrium and contains Type II collagen

A

elastic cartilage

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11
Q

where is elastic cartilage found?

A

outer ear, Eustachian tube, epiglottis

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12
Q

at the myotendinous junction (MTJ), _____________ forms intermediate zone between tendon and skeletal muscle

A

fibrocartilage

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