LATERAL-LINE SYSTEM By N., Sam M.S. - 2 The sensory system found in fish and some amphibians that helps the animal determine the motion of the water in relations to the body surface. LATERAL-LINE SYSTEM: "The path a fish takes in the water is based on the lateral-line system." Related Psychology Terms CEREBRAL CORTEX ANIMAL BEHAVIOR AER HUNGER SULLIVAN, HARRY STACK (1892- 1949) ADOLESCENCE (Theories) BESTIALITY (Zooerasty, Zoophilia) EQUILIBRIUM (Labyrinthine Sense; Vestibular Sense) ARISTOTLE (384-322 B.C.) LYSERGIC ACID (LSD) PERSONALITY TRAIT THEORY Cite this page: N., Sam M.S., "LATERAL-LINE SYSTEM," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/lateral-line-system/ (accessed June 29, 2022).