Exam 3 Review3

Exam 3 Review3 - Dr. Don S. Christensen Psych 100 Shoreline...

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Dr. Don S. Christensen Shoreline Community College Psych 100 Psychology Exam 3 Potential Short Answer Questions 1. What are the three fundamental memory processes? Encoding, Storage, Retrieval 2. List the stages of the Atkinson-Shiffrin three stage model of memory. Sensory memory Short-term memory Long-term memory 3. What is the difference between automatic and effortful processing? Be able to give an example of each. Unconscious encoding of incidental information, such as space, time, and frequency, and of well-learned information, such as word meanings. Encoding that requires attention and conscious effort. Ex. Ate dinner yesterday Ex. Chapter’s concept 4. What is the serial position effect? Under what conditions do the primacy and recency effects occur? Our tendency to recall best the last and first items in a list. 5. What are two types of sensory memory? Iconic memory: a momentary sensory memory of visual stimuli; a photographic or picture-image memory lasting no more than a few tenths of a second. Echoic memory: a momentary sensory memory of auditory stimuli; if attention is elsewhere, sounds and words can still be recalled within 3 or 4 seconds. 6. Describe the limitations (e.g., capacity and duration) of working-term memory and how they can be overcome (2 different ways of extending short-term memory were mentioned in lecture). Capacity: hold about 7 stuffs (+/- 2) Duration: It only last for 30 seconds if you do nothing Solutions: 1. Rehearse: conscious repeat the information A. maintain it in consciousness B. encode it for storage 2. Chunking: organize items into familiar, manageable units/ group. Revised: 7/28/2010
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Dr. Don S. Christensen Shoreline Community College Psych 100 Psychology 7. When referring to the second stage of memory, why is “working” memory now considered to be a more appropriate term than “short-term” memory? It is a working, busy active stage, like RAM in computer that runs lots of things simultaneously, or librarians. 8. Define long-term potentiation (LTP). What does LTP appear to provide the neural basis for? An increase in a synapse’s firing potential after brief rapid stimulation Appear to provide neural basic for learning and memory 9. What are flashbulb memories and what does research (discussed in lecture) suggest about their accuracy? A clear memory of an emotionally significant moment or event.
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This note was uploaded on 07/27/2010 for the course PSYCH 100 taught by Professor Donchristenson during the Spring '10 term at Shoreline.

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Exam 3 Review3 - Dr. Don S. Christensen Psych 100 Shoreline...

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