Adaptation decreases the actual number of sensory messages sent to the brain. If so, you have observed an orientation response. At first a new album holds your attention all the way through. When a stimulus is repeated wihtout change, the OR habituates , or decreases. C. Motives .
Motives also play a role in attention.
If you are riding in a car adn are hungry, you wil notice restaurants and billboards picturing food. If you are running low on gas, your attention will shift to gas stations. Advertisers, of course, know that their pitch will be more effective if it gets your attention. Ads are therefore loud, repetitious, and intentionally irritating. In addition to directing attention, motives may alter what is perceived.