Once the brain has made sense of what it perceives, it decides in a flash whether action is necessary: A loud honk on the street leads me to jump onto the saving sidewalk, a hiss in the grass leads me to turn toward the source of the noise and avoid being bitten by the snake. … Perception: in the Eye of the Sciences
Perceived information can be divided into groups; correspondingly, the receptors that respond to these stimuli: Mechanoreceptors respond to mechanical stimuli, i.e., pressure, touch, stretch, or vibration. They mediate tactile perception (sense of touch) and, together with the sense of balance in the inner ear, proprioception, i.e., the position and movement of the limbs in space … Perception: Irritant
