Introduction to Psychology - 04

With all child management techniques, remember to be firm, kind, consistent, 

respectful, and encouraging. And most of all, try every day to live the 

message you wish to communicate.

====Chapter 4:Sensation and Perception

Sensory receptors generally respond best to changes in stimulation.

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No one wants or needs to be reminded 16 hours a day that his 

or her shoes are on.

=Question 4.7: Why are we more aware of some sensations than others?

Because of repetition, it may become as attention getting as a single 

sound many times louder. This effect is used repeatedly, so to speak, 

in television and radio commercials.

ATTENTION IS ALSO FREQUENTLY RELATED TO contrast OR change IN STIMULATION. 

=Question 4.9: How is perception altered by expectations, 

motives, emotions, and learning?

Past experience, motives, context, or suggestions may create a 

perceptual expectancy期望 (or set) that prepares you to perceive in a certain way. 

Our motives and emotions also play a role in shaping our perceptions. 

For example, if you are hungry, food-related words are more 

likely to gain your attention than nonfood-related words. 

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★Advertisers take advantage of two motives that are 

widespread in our society: anxiety and sex.

=Question 4.10: Is extrasensory超感官的 perception possible?

=Question 4.11: How can I learn to perceive events more accurately?