The effect of 6-9 weeks of immobilization on ligaments is that they are only 50% as strong and stiff as healthy ligaments.

Typically, uncomplicated bone union of long bones that had been fractured occurs  within:   a. 2-3 weeks c. 3-4 weeks b. 2-4 months d. 3-4 months  

  Degeneration of articular cartilage is characterized by the following event:   a. Fraying c. Fissuring b. Blistering d. All of the above

Fibromyalgia is a poorly understood and undefined disease.

Fibromyalgia is a poorly understood and undefined disease.

      Clinical features of rheumatoid arthritis include:   a. Decreased ESR c. Positive Rheumatoid factor b. Lower lumbar spine involvement d. All of the above

Phagocytosis that occurs in the inflammatory stage may kill and remove necrotic tissues.

      Clinical features of rheumatoid arthritis include:   a. Decreased ESR c. Positive Rheumatoid factor b. Lower lumbar spine involvement d. All of the above

The diagnostic procedure that is best for brachial plexus avulsion injuries is:   a. X-ray c. CT scan b. Myelogram d. MRI

Multiple rib fractures occur usually from a direct blow, especially from a sports                 object.