CT - Structural Elements (ground substance) Flashcards
1
Q
What does ground substance provide to the tissue ?
A
Mechanical strength
Acts as a molecular sieve
2
Q
What is ground substance composed of ?
A
Glycosaminoglycans
Proteoglycans
Adhesive glycoproteins
3
Q
What are glycosaminoglycans ?
A
Unbranded polysaccharide chains that are composed of repeating disaccharide units.
They are hydrophilic and can maintain tissue architecture
4
Q
What are the four types of glycosaminoglycans?
A
- Hyaluronic acid
- Keratan sulphate
- Chondroitin sulphate
- Heparin sulphate
5
Q
What forms proteoglycans ?
A
A glycosaminoglycan bound to a protein core