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15 Cards in this Set
- Front
- Back
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Muscle Spindles.. |
..detect change in length. |
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Golgi Tendon Organs.. |
..detect change in tension. |
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Which reflex protects joint structures? |
Stretch Reflex |
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PNF |
Proprioceptive Neuromuscular Facilitation |
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What are three functions of skeletal muscles? |
Movement Posture Maintenance Protection Heat Production Pressure Alteration - Venous Return |
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What are three functions of the skeletal system? |
Support Movement Protection Hemopoesis (Blood Cell Production) Mineral Storage |
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What are two functions of synovial fluid? |
Lubrication (Reduce Friction) Nourishment (Nourishes Articular Cartilage) Waste Removal (Cleanses Joint Cavity) Hydrostatic Shock Absorption |
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Bones are strongest in resisting what? |
Compression |
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Bones are weakest in resisting what? |
Shearing |
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Innervation Ratio |
# of Motor Units / Muscle Fibers |
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Motor Unit |
Motor Neuron All Muscle Fibers it Innervates |
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What is the purpose of the Muscle Spindles? |
To protect the joint. |
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What is the purpose of the Golgi Tendon Organs? |
To protect the muscle. |
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What reflex inhibits muscle contraction? |
Golgi Tendon Reflex |
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The stretch reflex causes what response? |
The muscle contracts. |
