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16 Cards in this Set
- Front
- Back
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What is the function of the musculoskeletal system?
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-Needed for mobility
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How many bones in an adult human?
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-206
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What is bone made up of?
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-Collagen based matrix with minerals laid upon it
-Calcium, magnesium, phosphorus |
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What is the function of joints?
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-Movement
-Occur where one bone meets another |
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What is the function of cartilage?
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-Provides cushioning of joints
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What is the function of ligaments?
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-Provide joint strength
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What is the function of a synovial joint?
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-Allows free movement
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What are 3 types of synovial joints?
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-Pivotal (joint b/t humeral radius and ulna)
-Ball & socket (hip joint) -Hinge (interphalangeal joints of fingers) |
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How are voluntary muscles controlled?
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-The central nervous system; the cerebral cortex (outermost layer of the cerebrum)
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What is a congenital anomaly?
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-A genetic defect present at birth.
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What is an example of a musculoskeletal congenital anomaly?
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-Being born with an extra thumb.
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What are the two classifications of fractures?
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1. Pathological (due to an underlying disease)
2. Stress fractures (due to stress on the bone) |
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What is osteoarthritis?
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-Degenerative disease of articular cartilage; cartilage is worn away.
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What are the risk factors for osteoarthritis?
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-Gender (women)
-Over age 45 -Ethnicity (black or asian) -Overweight |
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What are the most common parts of the body affected by osteoarthritis?
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-Hips
-Knees -Big toes |
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What is arthritis?
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-Inflammation of the joints (synovial membrane)
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