PSYCO105 Lecture Notes - Lecture 3: John Wiley & Sons, Visual Cortex, Retina
30 Nov 2017
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Document Summary
Trying to attend to everything at once is more than the cognitive processes can handle. attention concentration of mental activity top-down and bottom-up processing attention and visual phenomena. Collet and coauthors (2011: handheld cell phone while driving reaction times during driving are 20% slower than without the cell phone. Strayer and colleagues (2003: hands-free cell phones, traffic, slower to brake inattentional blindness passenger conversations task switching. Selective attention overview: pay attention to certain kinds of information, while ignoring other ongoing information, simplifies our lives, people notice little about the irrelevant tasks. Selective attention tasks discussed in chapter 3: dichotic listening, the stroop effect/task, visual search, saccadic eye movements during reading. Dichotic listening: a selective-attention task, one message presented to left ear and a different message presented to right ear, shadow one of the messages, people notice very little about the unattended message. In general, people can process only one message at a time.
