Musculoskeletal 9 - Revision Session Flashcards
1
Q
What substance makes synovial fluid viscous?
A
Hyaluronic acid
2
Q
List examples of enthesopathy
A
- Achilles tendonitis
- Plantar fascitis
- Dactylitis (inflammation at insertion of capsule and ligaments in digits)
- Spondylitis in ankylosing spondylitis
3
Q
Where is the pathology in osteoarthritis?
A
- Damage to articular cartilage in focal areas
- New bone formation at joint margins (osteophytosis)
- Changes in subchondral bone (sclerosis)
4
Q
Define proteoglycan
A
Glycoproteins containing sulphated glycosaminoglycan chains (eg. aggrecan)
5
Q
Define glycosaminoglycan
A
Repeating polymers of disaccharides (eg. chondroitin sulphate, keratin sulphate, hyaluronic acid)
6
Q
What is the main collagen and proteoglycan found in articular cartilage?
A
Aggrecan and type 2 collagen
7
Q
Which cartilage is the main cartilage found in bone?
A
Type 1
