lateralization: localization of function on either the right or left sides of the brain
localization of function: (physiology) the principle that specific functions have relatively circumscribed locations in some particular part or organ of the body
united states customary system: the system of weights and measures based on the foot and pound and second and pint that dates back to colonial America but differs in some respects from the British Imperial System; today in the United States this system exists side by side with the SI system