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Questions and Answers List

level questions: Level 1

QuestionAnswer
memoryretention of information over time
paradox of memoryour memories are either very good or poor in certain situations
the paradox of memory hinges on a crucial fact, which is...the same memory mechanisms that serve us well in most circumstances can cause problems in others
memory illusionfalse but subjectively compelling memory
how do we reconstruct our memories?actively
how are memories shaped?by hunches, expectations and cultural backgrounds
spanhow much information each system of memory can hold
durationover how long a period of time system of memory can hold information
sensory memory (system of memory)brief storage of perceptual information before it's passed to short-term memory
iconic memoryvisual sensory memory
eidetic imageryphotographic memory
echoic memoryauditory sensory memory
short-term memory (system of memory)memory system that retains information for limited durations and is closely linked to working memory
working memoryability to hold on to information we're currently thinking about, attending to, or processing actively
decayfading of information from memory over time
interferenceloss of information from memory due to additional incoming information
retroactive interferenceinterference with retention of old information due to new information
proactive interferenceinterference with acquisition of new information due to previous learning of memory
magic numberspan of short-term memory, according to George Miller, is 7+ or -2 pieces of information
chunkingorganising information into meaningful groupings, which allows us to extend the span of the short-term memory
rehearsalrepeating information to extend the duration of retention in short-term memory
maintenance rehearsalrepeating stimuli in their original form to retain them in short-term memory
elaborative rehearsallinking stimuli to each other in a meaningful way to improve retention of information in short-term memory
levels of processingdepth of transforming information, which influences how easily we remember it
long-term memoryrelatively enduring (from minutes to years) retention of information stored regarding our facts, experiences, and skills
what are the differences between short and long-term memory?capacity and duration are endless in long-term memory while they are limited in short-term memory
permastoretype of long-term memory that appears to be permanent
primacy effecttendency to remember words at the beginning of a list especially well
recency effecttendency to remember words at the end of a list especially well
serial position curvegraph depicting both primacy and recency effects on people's ability to recall items on a list
what are types of long term-memory?explicit memory and implicit memory
explicit memorymemories we recall intentionally and of which we have conscious awareness
semantic memoryour knowledge of facts about the world
episodic memoryrecollection of events in our lives
implicit memorymemories we don't deliberately remember or reflect on consciously
procedural memorymemory for how to do things (motor skills and habits)
primingour ability to identify a stimulus more easily or quicker after we've encountered similar stimuli
what are the three processes of memoryencoding, storage, and retrieval
encodingprocess of getting information into our memory banks
the role of attentionto encode something, you must attend to it
next-in-line effectin a group/line being so preoccupied with what you are going to do, you don't hear or notice what others before you have done
mnemonica learning aid, strategy, or device that enhances recall
pegword methodrhythm with words, link your concepts to the words of the rhythm
keyword methodword that relates in phonetics to your word, and breach an association between that word
storageprocess of keeping information in memory
how do we store our experiences in memory?it depends on our interpretations and expectations of events
schemaorganised knowledge structure or mental model that we've stored in memory (a script)
retrievalreactivation or reconstruction of experiences from our memory stores
retrieval cueshints that make it easier for us to recall information
what are the three ways to assess people's memory?recall, recognition, and relearning
recallgenerating previously remembered information
recognitionselecting previously remembered information from an array of options
relearningreacquiring knowledge that we'd previously learned but have largely forgotten over time
distributed practicestudying information in small increments over time
massed practicestudying in large increments over a brief amount of time
tip-of-the-tongue phenomenonexperience of knowing that we know something but being unable to access it
encoding specificityphenomenon of remembering something better when the conditions under which we retrieve information are similar to the conditions under which we encoded it
context-dependent learningsuperior retrieval of memories when the external context of the original memories matches the retrieval context
state-dependent learningsuperior retrieval of memories when the organism is in the same physiological or psychological state as it was during encoding
mood-dependent learningsuperior retrieval when in the same mood
engramthe physical trace of each memory in the brain
Lashley's researchseeing if removing different parts from rats' brains affect memory
long-term potentiation (LPT)gradual strengthening of the connections among neurons from repetitive stimulation
LPT and glutamateLPT enhances the release of glutamate into the synaptic cleft which results in enhanced learning
where is memory stored?most importantly the hippocampus, but there are other parts of the brain that are also crucial for memory
retrogade amnesialoss of memories from our past
anterograde amnesiainability to encode new memories from our experiences
the role of amygdalainteracts with the hippocampus during memory formation
erasing painful memoriesadrenaline and noradrenaline help store emotional memories
around what age does memory decay begin?around 65
what is the most frequent cause of senilitydementia, Alzheimer
habituationa decrease in attention to familiar stimuli
meta-memoryknowledge about our own memory abilities and limitations
flashbulb memoriesemotional memory that is extraordinarily vivid and detailed
phantom flashbulb memorythe idea that many seeming flashbulb memories are false
source monitoring confusionlack of clarity about origin of a memory
cryptomnesiafailure to recognise that our ideas originated with someone else
suggestive memory techniquesprocedures that encourage patients to recall memories that may or may not have taken place
misinformation effectcreation of fictitious memories by providing misleading information about an event after it takes place
weapon focuspeople tend to focus on the weapon rather than the perpetrator's appearance