You've been sitting on the couch for a while now; there is music playing in the background, and your cat has fallen asleep with his head on your arm. You are daydreaming about your upcoming vacation, and you don't notice or attend to the sound of the music or the pressure of your cat's very heavy head. What processes result in these two types of loss of feeling?
◦
endorphin-induced suppression of perception◦
sensory adaptation◦
sensory sensitization◦
perceptual dulling