ACOUSTIC MACULA, DRAWING. Mechanism of the macula. The macula is the organ of static balance (position of the head) and participate in the dynamic balance (recognition of the linear accelerations). Located at the level of the inner ear, the macula is a thickening of the inner walls of the saccule and the utricle (see images 0228706 and 0228806). It is composed of hair cells (in orange), constitute the sensory receptors, and supporting cells (in pink). Each hair cell is possessed of 40