... in several ways. Although they are both about perceiving things, they each conceptualize how your mind distinguishes what it recognizes. Essentially, the bottom-up process involves perceiving things based on stimulus or pattern recognition. The top-down approach focuses on having an expectation, which stimulates the mind based on past experiences (Baron, 118). Everything our eyes perceive follows one of these ... using our specific color and size constancies to determine what kind of bird it is and the cycle continues. The top-down process often creates problems if we assume one animal ...

• Word Count: 1017
• Approx Pages: 4
• Grade Level: High School

... a car engine. It runs the physical processes of the body, such as movement, or producing the feeling of thirst. The human brain acts in a similar way to that of its animal counterparts. As Descartes put it, without the mind the human body would still operate. Our brain doesn't initiate any of the activities that take occur. Instead it reacts to ... a stimulus and takes the best measures. When we are thirsty the brain gets the message and then reacts by telling the body that it needs water. This message arrives at the ... . The mind serves one function and one function only, and that is...

• Word Count: 1163
• Approx Pages: 5
• Grade Level: High School

... it is only in the comfort of general familiarity that she was able to entertain the concept of an adventure. The author describes her reaction to the overwhelming stimulus of reality as "a helpless animal" (648). She was not mentally prepared for the adventure, nor did she even know she needed to be. Her reaction is unexpected but not unforeseeable. James ... ...

• Word Count: 1038
• Approx Pages: 4
• Has Bibliography
• Grade Level: High School