- The sensory system that responds to changes in head and body movement through space, and that coordinates movements of the eyes, head, and body Receptor site is in the inner ear Intimately connected to receptors of auditory (hearing) and visual senses Gravitational Insecurity (an extreme fear and anxiety that one will fall when one's head position changes) is a function of the vestibular system
Vestibular means relating to the vestibule of the ear, a cavity situated at the entrance to the bony labyrinth (a part of the inner ear) that contains the saccule and utricle -- the organs of equilibrium