soft tissue Flashcards

1
Q

four components of soft tissue

A

collagen
elastin
ground substance
water

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2
Q

___ has continuous metabolic turnover thru growth to maturity, where the fibers become more stable

A

collagen

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3
Q

collagen molec are synth’d and secreted by ____, which align in the extracellular matrix in a ___ arrangement to eventually form fibrils (and then into bundles)

A

fibroblasts

parallel

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4
Q
  • collagen can stretch __% of orig length w.o breaking

- under tension, there is increased lig __ & ___, while degeneration causes a decrease in all size aspects

A

110
strength
size

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5
Q

elastin stretches to __% of orig length w/o breaking, but is weakened over time

A

150

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6
Q

ground substance (cement subst), is made up of 60-70% __

A

water

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7
Q

four major GAGs

A

HLA
chondroitin 4 sulfate
chondroitin 6 sulfate
dermatan sulfate

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8
Q

water acts as a lubricant with HLA and also maintains a critical __ bt collagen fibers

A

distance

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