What part of the brain is associated with muscle tone and posture?

The cerebellum is the part of the brain primarily associated with the regulation of muscle tone and posture. It plays a crucial role in coordinating voluntary movements and ensuring that they are smooth and balanced. The cerebellum receives input from various sensory systems and other parts of the brain, allowing it to fine-tune motor activity. This includes adjustments to maintain stability and posture during movement, as well as adapting muscle tone to accommodate different activities, such as standing still or engaging in dynamic activities like running.

In essence, the cerebellum’s functions are vital for maintaining balance and coordinating muscle activity, making it integral to overall motor control.