Musculoskeletal Disorders Nurs 5315 Exam 4 Post Questions And 100% Correct Answers.

Osteoporosis - Answer -low bone mineral density -increased risk of spontaneous fractures -secondary caused by another condition -vertebral fractures are the most common (asymptomatic) -elevated RANKL in post-meno women -insidious (slow progression) Osteoarthritis (OA) - Answer -joint disease -loss of articular cartilage -r/t long term mechanical stress (sports, dance) -r/t diseases such as DM -pain, stiffness, joint swelling, tenderness, deformity Sarcopenia - Answer -loss of muscle mass (strength first) -r/t aging Duchenne Muscular Dystrophy (DMD) - Answer -most common form of muscular dystrophy -primarily affects boys age 3-5 -progresses rapidly X-linked genetic disorder -free calcium enters muscle cells causing necrosis -increased CK -Gower's sign (weakness, no ambu 12-15) -respiratory insuff, cardiomyopathy, scoliosis, ortho -cognitive deficits