Psyc 101 1nd Edition Lecture 15 Outline of Last Lecture I Cognitive Approaches to Learning Outline of Current Lecture II Foundations of Memory Current Lecture 1 Define memory and the processes of memory a Encoding 1st stage b Storage maintenance of material saved in memory c Retrieval memory in storage is retrieved and brought to awareness 2 Describe the three system theory of memory a Sensory memory the initial momentary storage of info lasting only an instant b Short term memory memory that holds info for 15 25 seconds c Long term memory memory that stores info on a relatively permanent basis may be difficult to retrieve 3 Describe sensory memory a Iconic memory visual b Echoic memory auditory 4 Characteristics of short term memory a Memory chunk grouping of info that can be stored in short term memory 5 How is info rehearsed in short term memory STM a Rote repetition b Elaborative rehearsal info is considered and organized in some fashion c Mnemonics formal techniques for organizing info in a way that will be remembered 6 Distinguish Working memory from Short term memory a STM manages new and old b WM set of active temporary memory stores that actively manipulate and rehearse info c WMi Central executive processor ii Visual store iii Verbal store iv Episodic buffer These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute 7 Describe long term memory a Declarative memory i Semantic memory memory for general knowledge and facts about the world as well as memory for the rules of logic that are used to deduce other facts ii Episodic memory memory for events that occur in a particular time place iii Procedural memory memory for skills and habits riding a bike 8 What are semantic networks a Semantic networks mental representations of clusters of interconnected info b Spreading activation activating one memory activates related memories 9 Structures of brain involved a Hippocampus consolidation of memories b Amygdala emotional memories c How does experience shape the brain i Allows us to develop specialized skills 10 Describe how memories are processed a Long term potentiation certain neural pathways become easily excited while a new response is being learned b Consolidation memories become fixed and stable in long term memory