The neurotransmitter commonly associated with its role in influencing emotional behavior, cognition, and motor activity is

It is called Dopamine. Dopamine assumes a basic part in the way our mind controls our developments and is believed to be a critical piece of the basal ganglia engine circle. Therefore, lack of dopamine, especially the passing of dopamine neurons in the nigrostriatal pathway, is a reason for Parkinson's ailment, in which a man loses the capacity to execute smooth, controlled developments.