EFO_0003889 (functional laterality) can be described as follows. Behavioral manifestations of cerebral dominance in which there is preferential use and superior functioning of either the left or the right side, as in the preferred use of the right hand or right foot. Also known as: Ambidexterity, Behavioral Laterality, Handedness, Laterality of Motor Control, Laterality, Behavioral, Laterality, Functional, Mirror Writing, Mirror Writings.