Work2 Joints

Question 1

What are the three Functional Joint cavities of ROM and what is the difference between them

Answer 1

Synarthrosis- (Skull) non moving joint can have collagen fibers or cartilaginous extremely strong joint

Amphiarthrosis-(tibia, fibula, pelvic girdle) slightly moveable joint reasonably strong fibrous or cartilaginous

Diarthrosis/Synovial joint-(appendages) freely moving joint divided by planes of movement

Question 2

32. The most freely moving joints (knee/hip/shoulder) are lubricated and cushioned by what substance?

Answer 2

Synovial fluid- Absorbs impacts Lubricates joint

Question 3

34. What structures help determine or limit the range of motion of a joint?

Answer 3

Ligaments 
Bone Shape(Menisci Knee)
Tendons
Cartilage 
Fat

Question 4

35. Which part of the human body can perform opposition/reposition movements?

Answer 4

Fingers hand muscles

Question 5

37. Which joint offers the greatest ROM?

Answer 5

Shoulders

Question 6

38. What skeletal features help limit the movement of the elbow to a single plane (flexion/extension)?

Answer 6

The elbow Trochlear notch

Question 7

39. What is the difference between rheumatism and arthritis?

Answer 7

Rheumatism is pain/stiffness at joints or muscles

Arthritis = joint inflammation

Question 8

What are the causes of Arthritis

Answer 8

Causes = bacterial/viral infections, injury, loss of viscosity (cushioning), wear and tear