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Questions and Answers
What is the primary function of the musculoskeletal system?
What is the primary function of the musculoskeletal system?
- Movement (correct)
- Respiration
- Blood circulation
- Digestion
In the musculoskeletal system, what happens when the nervous system sends a message for movement?
In the musculoskeletal system, what happens when the nervous system sends a message for movement?
- The joints become immobile
- The bones release energy
- The muscles contract or shorten (correct)
- The muscles relax completely
What occurs when a muscle shortens in the musculoskeletal system?
What occurs when a muscle shortens in the musculoskeletal system?
- It increases the distance between articulating bones
- It pushes on a non-corresponding bone
- It pulls on the corresponding bone at its insertion point (correct)
- It has no effect on bone movement
What happens when a muscle opposing the contracted muscle acts in the musculoskeletal system?
What happens when a muscle opposing the contracted muscle acts in the musculoskeletal system?
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Which component of the musculoskeletal system releases energy when movement is initiated?
Which component of the musculoskeletal system releases energy when movement is initiated?
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