soft tissue

Question 1

four components of soft tissue

Answer 1

collagen
elastin
ground substance
water

Question 2

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

Answer 2

collagen

Question 3

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)

Answer 3

fibroblasts

parallel

Question 4

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

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

Answer 4

110
strength
size

Question 5

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

Answer 5

150

Question 6

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

Answer 6

water

Question 7

four major GAGs

Answer 7

HLA
chondroitin 4 sulfate
chondroitin 6 sulfate
dermatan sulfate

Question 8

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

Answer 8

distance