Mobility

Question 1

What is osteoarthritis?

Answer 1

A degenerative joint disease characterized by the progressive loss of articular cartilage of the synovial joints

Question 2

Is OA a normal sign of aging?

Answer 2

it is NOT a normal sign of aging

Question 3

What happens to the joint?

Answer 3

Bone ends rub together
Bone spur
Thinned cartilage

Question 4

What is the biggest risk factor for OA?

Answer 4

Age

Question 5

what are the joints that are the most commonly affected?

Answer 5

Joints most commonly affected by OA (hands, knees, hips, spine especially)
Symptoms are UNILATERAL (this is different from RA)

Question 6

Articular cartilage

Answer 6

Connective tissue that allows the bones to “glide” against one another without friction

Question 7

Synovium

Answer 7

In conjunction with the surface of articular cartilage, forms the inner lining of joint spaces

Question 8

Chondrocytes

Answer 8

Specialized cells that produce type II collagen for structural support and repair cartilage damage

Question 9

Fibrillations

Answer 9

Cracks or clefts on the articular surface

Question 10

Bone eburnation

Answer 10

Bone-on-bone rubbing

Question 11

Osteophytes

Answer 11

Outward growths on bone edges. Bones appear wider