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The main function of the Muscular system is to create both voluntary and involuntary movements in the body. Here's why:
1. Voluntary Movements: The Muscular system is responsible for voluntary movements that we can consciously control. For example, when you decide to walk, run, lift objects, or even smile, your muscles in coordination with the brain allow you to perform these actions.
2. Involuntary Movements: The Muscular system also controls involuntary movements that occur without us consciously deciding to do so. For instance, shivering when you're cold is an involuntary response generated by the muscles to generate heat and regulate body temperature. Another example is the beating of the heart, which is also controlled involuntarily by specialized muscle tissue.
So, in the context of the question, the Muscular system is the body system responsible for creating both voluntary movements like walking and involuntary movements like shivering.
