Rheumatoid Arthritis Quiz

What initiates the disease process in Rheumatoid arthritis (RA)?

• B cells

• Helper T cells

• Red blood cells

• Platelets

What is released locally in RA that destroys the joint?

• Antibodies

• Inflammatory mediators and cytokines

• Hormones

• Enzymes

What percentage of people with RA have rheumatoid factor (RF)?

• 10-20%

• 30-40%

• 50-60%

• 70-80%

Which antibodies are another key antibody in RA?

• Anti-nuclear antibodies

• Anti-cyclic citrullinated peptide (anti-CCP) antibodies

• Anti-DNA antibodies

• Anti-histone antibodies

What type of predisposition is involved in the initiation of RA?

• Environmental

• Genetic

• Dietary

• Lifestyle

What type of trigger initiates RA?

• Chemical

• Physical

• Immunologic

• Mechanical

What does the immune response in RA lead to?

• Muscle growth

• Synovial inflammation and joint destruction

• Bone strengthening

• Skin regeneration

What cells are attracted to the area in RA to initiate damage to joint cartilage?

• Erythrocytes

• Neutrophils, macrophages, and lymphocytes

• Platelets

• Fibroblasts

What is the role of T helper cells in RA?

• Produce antibodies

• Release inflammatory mediators

• Destroy red blood cells

• Repair tissues

What is the function of cytokines in RA?

• Repair tissues

• Destroy the joint

• Strengthen bones

• Produce hormones