Which area of the brain coordinates and remembers smooth, well-sequenced movements?

The cerebellum is primarily responsible for coordinating and fine-tuning smooth, well-sequenced movements. This part of the brain plays a crucial role in balance, coordination, and the timing of movement, enabling us to perform tasks that require precision, such as playing an instrument or typing. It processes information related to motor control and sensory input to ensure that movements are fluid and accurate.

In contrast, other areas mentioned also have significant functions in movement but are not primarily concerned with the coordination and sequencing of smooth movements. The cerebral cortex handles higher cognitive functions and voluntary movement planning, while the basal ganglia are involved in the initiation and regulation of movements. The brainstem controls basic life functions and reflexes, without focusing on the finer aspects of movement coordination. Therefore, the cerebellum stands out as the key player in organizing and remembering the intricacies of motor sequences.