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Which system is responsible for voluntary muscle movement?

  1. Autonomic Nervous System

  2. Somatic Motor Nervous System

  3. Sympathetic Nervous System

  4. Parasympathetic Nervous System

The correct answer is: Somatic Motor Nervous System

The system responsible for voluntary muscle movement is the Somatic Motor Nervous System. This system comprises motor neurons that control skeletal muscles, allowing for deliberate and purposeful movements such as walking, typing, and speaking. The somatic nervous system is part of the peripheral nervous system and is crucial for activities that require a conscious effort. In contrast, the Autonomic Nervous System regulates involuntary functions such as heart rate and digestion and does not control skeletal muscle movements. The Sympathetic Nervous System and the Parasympathetic Nervous System are subdivisions of the autonomic nervous system, with the former preparing the body for stressful situations and the latter promoting a restful state, neither of which governs voluntary muscle actions. Therefore, the Somatic Motor Nervous System is the correct choice for voluntary control of muscle movement.