soft tissue Flashcards
four components of soft tissue
collagen
elastin
ground substance
water
___ has continuous metabolic turnover thru growth to maturity, where the fibers become more stable
collagen
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)
fibroblasts
parallel
- collagen can stretch __% of orig length w.o breaking
- under tension, there is increased lig __ & ___, while degeneration causes a decrease in all size aspects
110
strength
size
elastin stretches to __% of orig length w/o breaking, but is weakened over time
150
ground substance (cement subst), is made up of 60-70% __
water
four major GAGs
HLA
chondroitin 4 sulfate
chondroitin 6 sulfate
dermatan sulfate
water acts as a lubricant with HLA and also maintains a critical __ bt collagen fibers
distance