Light and Sound

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Light and Sound
2011-01-17 13:07:03
Study Guide Exam

Science - Perception Cycle
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  1. We have an environment to perceive. __________ _________ is all of the things in our environment that we can potentially perceive
    #1 Environmental stimulus
  2. _________ ________ are those things in our environment that catch our attention, the things to which we pay attention.
    #2 Attended Stimulus
  3. The physical signals from the environment need to be changed into signals our brains can interpret. This is done by ________ __ ___ _________, for this class, parts of the eyes and ears.
    #3 Stimulus on the Receptors
  4. The process of changing physical signals into nerve signals that can travel to the brain is called __________.
    #4 Transduction
  5. Electrical signals generated by cells within the receptors are processed through networks of neurons with the brain. The pathways formed by neurons, the connections they make and the nature of communication between these neurons determine how information is processed. The flow of information through specific pathways creates the perceptual __________.
    #5 Processing
  6. _________ is a conscious experience. It occurs when the electrical signals that represent the environmental stimulus are transformed by your brain into your experience of seeing the environmental object.
    #6 Perception
  7. Not only have you perceived the object, but you have ___________ what it is.
    #7 Recognize
  8. This may lead to _______, (you walk toward a friend, or run away from a bear).
    #8 Action
  9. It has an effect on several steps within the process.
    #9 Knowledge