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ExRx Final (KNES 4286) Questions With Answers Graded A+ Assured Success
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Why does articular cartilage thin over time? - Decreased fluid and collagen What does friction between articulating surfaces cause in a patient? - - Pain - Limited ROM Inflammation of a joint - Arthritis ______ Americans are diagnosed with arthritis - 46.4 million What are the 2 reasons for th...

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  • August 16, 2024
  • 17
  • 2024/2025
  • Exam (elaborations)
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ExRx Final (KNES 4286)
Why does articular cartilage thin over time? - Decreased fluid and collagen



What does friction between articulating surfaces cause in a patient? - - Pain

- Limited ROM




Inflammation of a joint - Arthritis



______ Americans are diagnosed with arthritis - 46.4 million



What are the 2 reasons for the growing # of cases of arthritis? - - Aging

- Obesity



What is arthritis treated with? - Exercise



______ is swollen inflamed synovial membrane & erosion. - Rheumatoid Arthritis (RA)



_____: bone ends rub together & thinned cartilage - Osteoarthritis (OA)



What happens to collagen fibers as we age? - Shorten, lose elasticity



What kind of cartilage is in synovial joints? - Articular cartilage



What happens to synovial joints as we age? - - Cushion loss

- Reduced capillary blood supply to synovial membrane = less fluid = stiffness, immobility

,What happens to the spine as we age? - Stiffness and reduced flexibility



OA is _____________ (wear and tear; overuse) - Degenerative



______% show OA evidence on x-ray by age ______ , but symptoms come later - - 90%

- by age 40 (may start before age 40)




Bone-on-bone is _____________ ______________ of articular cartilage. - Complete degradation



What symptoms does bone-on-bone cause in a patient? - - Pain

- Inflammation

- Weak ligaments

- Atrophy



Bone-on-bone causes the bone to thicken, which causes _______ _______ - Bone spurs



Bone-on-bone reduces ________ ________ - Physical activity (PA)



What are the 6 OA risk factors? - - Obesity

- Aging

- Diabetes

- Joint trauma

- Overuse

- CAI



What are the 5 symptoms of OA? - - Crackling sounds in joints

- Loss of joint ROM

, - Unilateral

- Joint pain (more with activity, less with rest; pain experienced in waves)

- Stiffness (~30 min after period of immobility)



What are the goals when treating OA? - - Reduce symptoms

- Improve ROM

- Slow progression



What are the kinds of medications that are used when treating OA? - - Analgesics

- NSAIDs



What kinds of therapy can be used when treating OA? - - PT

- OT

(Heat/cold therapy)



T/F. Surgery can be used to treat OA. - True



What 3 components of exercise are used when treating OA? - - Flexibility

- Aerobic

- Strength



What type of disease is RA? - Autoimmune disease



_______: Chronic systemic inflammation and immune system attacks joints. - RA



RA is _________ common than OA. - Less common



Onset of RA is typically between ages ____-____. - 40-60

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