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20 Cards in this Set
- Front
- Back
Adduction |
Moving a body part towards the midline |
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Abduction |
Moving a body part away from the midline |
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Flexion |
Decreasing an angle between 2 bones, or bending a body part |
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Extension |
Increasing an angle between 2 bones , or straightening a body part |
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Rotation |
Turning a body part around its own axis |
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Circumduction |
Moving in a circle at a joint |
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What is a joint |
Where 2 or more bones join together |
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Ligaments |
Connective tissue bands that help hold long bones together at joints |
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Synarthrosis |
An immovable or nearly immovable joint |
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Amphiarthrisis |
A joint that is slightly movable. |
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Diarthrosis/synovial joints |
Freely movable joints |
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Pivot joints |
Allow for rotation of 1 bone around another |
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Hinge joints |
Formed between 2 bones where bones can move along only one axis. |
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Saddle joints |
Provides for stability while still allowing flexibility. Allows flexion, extension, adduction, abduction, and circumduction |
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Plane/gliding joints |
Between bones that provide a flat or nearly flat surface that allows for only gliding motion |
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Ball & socket joints |
A ball shaped surface on one bone fits into a cup-like depression of another bone |
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Ball and socket joints allow for.... |
Flexion, extension, adduction, abduction, internal and external rotation |
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Condyloid joints |
An ovoid surface/condyle that fits into an elliptical cavity |
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Condyloid joints allow for... |
Flexion, extension, adduction, abduction, and circumduction |
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Pivot |
Rotation |