Which part of the brain significantly contributes to the control of movement?

The hippocampus is primarily involved in memory formation and spatial navigation, rather than movement control. It does not participate in the coordination or execution of motor activities but is essential for learning and recalling experiences.

The nucleus basalis is associated with arousal, attention, and the regulation of cortical activity, particularly in relation to learning and memory. While it can influence motor functions indirectly by modulating attention, it is not directly responsible for the control of movement.

The thalamus acts as a relay station for sensory and motor signals to the cerebral cortex. Although it plays a role in the motor pathway by transmitting information, it does not directly control movement execution or coordination, which is primarily the function of the cerebellum.