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DR. JAMES M. ALO, RN, MAN, MAPsycho., Ph.D.
 is the processes by which information is
  encoded, stored, and retrieved. Encoding
  allows information that is from the outside
  world to reach our senses in the forms of
  chemical and physical stimuli.




                             The process of acquiring information
                     drjma    2/15/2013
 1. first stage we must change the information so
  that we may put the memory into the encoding
  process.
 2. Storage is the second memory stage or
  process.
       This entails that we maintain information over
        periods of time.
   3. Finally, the retrieval.
     This is the retrieval of information that we have
      stored.
     We must locate it and return it to our consciousness.
     Some retrieval attempts may be effortless due to the
      type of information.

                             drjma   2/15/2013
 Encoding   or registration
   (receiving, processing and combining of
    received information)
 Storage (creation of a permanent record
  of the encoded information)
 Retrieval, recall or recollection
   (calling back the stored information in
    response to some cue for use in a
    process or activity)

                   drjma   2/15/2013
 Sensory  memory: referring to the
  information we receive through the senses
 Short term memory: is the storage
  mechanism that temporarily holds current
  or recent information for immediate or
  short term use.
 Long term memory: is relatively permanent
  and practically unlimited in terms of its
  storage capacity


                   drjma   2/15/2013
   Short term                      Long Term
    Memory:                          Memory :
       Limited capacity .              Unlimited capacity
       Limited duration .              Very long duration
       Limited storage .               Permanent
       Forgetting occur by             subjected to
        decay or                         distortion or
        displacement .                   replacement .




                         drjma   2/15/2013
 Corresponds   approximately to the initial
  200–500 milliseconds after an item is
  perceived.
 The ability to look at an item, and
  remember what it looked like with just a
  second of
   Example of sensory memory:
     observation

     Memorization




                    drjma   2/15/2013
 Iconic   memory
     briefly stores an image which has been perceived
      for a small duration.
 Echoic    memory
     briefly stores sounds which has been perceived
      for a small duration.




                         drjma   2/15/2013
 allows recall for a period of several seconds
  to a minute without rehearsal.
 Its capacity is also very limited
 rely mostly on an acoustic code for storing
  information,
 lesser extent a visual code.




                     drjma   2/15/2013
 issupported by transient patterns of
  neuronal communication
 dependent on regions of the frontal lobe
  (especially dorsolateral prefrontal cortex)
  and the parietal lobe.




                     drjma   2/15/2013
 are maintained by more stable and
  permanent changes in neural connections
  widely spread throughout the brain.
 The hippocampus is essential (for learning
  new information) to the consolidation of
  information from short-term to long-term
  memory,
    Without the hippocampus, new memories are
     unable to be stored into long-term memory
 regulated   by DNA methylation


                      drjma   2/15/2013
 Atkinson-Shiffrin   model (1968)
    Aka (Multi-Store Model)




                       drjma   2/15/2013
 Multi-Store Model
  is believed to be actually made up of
   multiple subcomponents, such as:
    episodic and

    procedural memory.

  proposes that rehearsal is the only
   mechanism by which information
   eventually reaches long-term storage




                  drjma   2/15/2013
drjma   2/15/2013
 Consistof three basic stores:
  1. central executive
    Act as attention
    Channels information

  2.  phonological loop
     stores auditory information by silently

      rehearsing sounds or words
   3.visuo-spatial sketchpad.
     stores visual and spatial information.

 In 2000 this model was expanded with the
  multimodal episodic buffer

                    drjma   2/15/2013
 dedicatedto linking information across
 domains to form integrated units of
    visual,
    spatial,
    verbal information and
    chronological ordering (e.g., the memory of a
     story or a movie scene).
 assumedto have links to long-term memory
 and semantical meaning.



                        drjma   2/15/2013
 1. Recognition memory tasks require individuals
  to indicate whether they have encountered a
  stimulus
   such as a picture or a word
 2. Recall memory tasks require participants to
  retrieve previously learned information.
   For example, individuals might be asked to
    produce a series of actions they have seen
    before or to say a list of words they have heard
    before.



                       drjma   2/15/2013
 1.   Declarative memory
     requires conscious recall, in that some conscious
      process must call back the information.
     It is sometimes called explicit memory, since it
      consists of information that is explicitly stored
      and retrieved.
 2.   Procedural memory
     Aka “implicit memory”




                          drjma   2/15/2013
 semantic  memory, which concerns facts
  taken independent of context
 episodic memory which concerns information
  specific to a particular context, such as a
  time and place.
 Autobiographical memory - memory for
  particular events within one's own life - is
  generally viewed as either equivalent to, or a
  subset of, episodic memory.
 Visual memory is part of memory preserving
  some characteristics of our senses pertaining
  to visual experience.

                     drjma   2/15/2013
 Aka.  implicit memory
 is primarily employed in learning motor skills
 involved in motor learning depends on the
  cerebellum and basal ganglia




                     drjma   2/15/2013
 isthe ability to orient oneself in space, to
  recognize and follow an itinerary, or to
  recognize familiar places
 The disorder could be caused by multiple
  impairments, including difficulties with
  perception, orientation, and memory




                      drjma   2/15/2013
 are clear episodic memories of unique and
 highly emotional event. Remembering where
 you were or what you were doing when you
 first heard the news
    President Kennedy’s assassination or about 9/11




                        drjma   2/15/2013
 Retrospective    memory
     as a category includes semantic, episodic and
     autobiographical memory.
 Prospective   memory
    is memory for future intentions, or remembering
     to remember.
 Time-based    prospective memories
    are triggered by a time-cue.
    can be further broken down into event- and
     time-based prospective remembering.




                        drjma   2/15/2013
 Visual
       paired comparison procedure (relies
 on habituation):
    infants are first presented with pairs of visual
     stimuli
 Operant    conditioning technique:
    infants are placed in a crib and a ribbon that is
     connected to a mobile overhead is tied to one of
     their feet




                         drjma   2/15/2013
 Deferred     imitation technique:
     an experimenter shows infants a unique
      sequence of actions (such as using a stick to push
      a button on a box) and then, after a delay, asks
      the infants to imitate the actions.
 Elicited   imitation technique:
     is very similar to the deferred imitation
      technique; the difference is that infants are
      allowed to imitate the actions before the delay




                          drjma   2/15/2013
 Paired associate learning - when one learns
  to associate one specific word with another.
 Free recall - during this task a subject would
  be asked to study a list of words and then
  sometime later they will be asked to recall
  or write down as many words that they can
  remember.




                     drjma   2/15/2013
 Detection  Paradigm- Individuals are shown a
  number of objects and colors samples, during
  a certain period of time.
 Recognition - subjects are asked to
  remember a list of words or pictures, after
  which point they are asked to identify the
  previously presented words or pictures from
  among a list of alternatives that were not
  presented in the original list.
 Detection Paradigm- Individuals are shown a
  number of objects and colors samples, during
  a certain period of time.



                    drjma   2/15/2013
Brain areas involved in the neuro-
anatomy of memory such as:
• Hippocampus
  • Spatial learning and declarative learning
• Amygdala
  • Emotional memory
• striatum
• mammillary bodies




                    drjma   2/15/2013
Cognitive neuroscientists consider memory as
• Retention
• Reactivation
• reconstruction of the experience-independent internal
  representation




                         drjma   2/15/2013
 internal representation = implies that such
  definition of memory contains two
  components: the expression of memory at
  the behavioral or conscious level, and the
  underpinning physical neural changes.
 engram or memory traces




                    drjma   2/15/2013
 Encoding
    working memory
    episodic memory
    synaptic transmission
    long-term potentiation
 Working   memory
    medial temporal lobe (MTL), a brain area
     strongly associated with long-term memory, and
     prefrontal cortex
 Consolidation   and reconsolidation
    Short-term memory (STM)

                        drjma   2/15/2013
6   months old
    could not encode, retain, and retrieve
     information.
    only recall one step of a two-step sequence
    need approximately six exposures in order to be
     able to remember it.
 14-month-olds
    can recall a three-step sequence after being
     exposed to it once.




                        drjma   2/15/2013
 Memory loss is qualitatively different in
 normal aging from the kind of memory loss
 associated with a diagnosis of Alzheimer's
 (Budson & Price, 2005).




                   drjma   2/15/2013
 Amnesia  = memory loss
 Parkinson's disease
 Alzheimer disease = neurological d’r
  affecting memory/cognition
 Hyperthymesia = affects autobiographical
  memory
 Korsakoff's syndrome = amnesic
  confabulatory syndrome
 tip-of-the-tongue phenomenon
    Anomic aphasia = temporary failure of word
     retrieval


                        drjma   2/15/2013
 Influence   of odors and emotions



 Interference   from previous knowledge




                      drjma   2/15/2013
 Recall:to recall means to supply or
  reproduce facts or information.
 Recognition: is usually superior to recall.
 E.g. multiple-choice test because you
 recognize correct answer.
 Relearning: is typically the most sensitive
 measure of memory. It may seem that
 learning algebra, history, or a foreign
 language is wasted if you don't use the
 knowledge immediately
                     drjma   2/15/2013
 Knowledge   of results: learning proceeds best
  when feedback, that allows you to check
  your progress.
 Recitation: recitation means summarizing
  aloud while you are learning.




                     drjma   2/15/2013
 Selection: if you boil down the paragraphs in most
  textbooks to one or two important terms or ideas, your
  memory will be more manageable.
 Rehearsal: the more you rehearse as you read, the
  better you will remember it.
 Cues the best memory cues (stimuli that aid retrieval)
  are those that were present during encoding.




                         drjma   2/15/2013
 Whole      versus part learning: Generally, it is better
  to practice whole packages of information rather than
  smaller parts.
 Organization: simple reordering or organizing can be
  helpful.
 Serial   position whenever you must learn something
  in order, be aware of the serial position effect.




                           drjma   2/15/2013
 Spaced    practice: to keep boredom and fatigue
 to a minimum, try alternating short study sessions
 with brief rest period.
 Over   learning: after you have learned material
 well enough to remember it once without error,
 you should continue studying.
 Extend   how long you remember: when you are
 learning new information, test yourself repeatedly.




                        drjma   2/15/2013
 Hunger:  People who are hungry almost always
  score lower on memory tests.
 Sleep: remember that sleeping after study
  reduces interference.
 Review : if you have spaced your practice and
 overlearned, reviewing shortly before an exam help to
 remember details.




                        drjma   2/15/2013
 Encoding Failure

 Decay

 Cue-dependent forgetting

 Interference

 Repression

 Suppression

 Amnesia



                      drjma   2/15/2013
   Encoding - transforming incoming information into a usable form
   state-dependent learning - fact that a bodily state that exists
    during learning can be a strong cue
   Elaborative rehearsal – concentrates on the meaning of
    information you want to remember


   proactive interference -The tendency for prior learning to inhibit
    recall of later learning
   Echo - Things that are briefly heard in the sensory register.
   Recognition –
   Implicit memory – memories outside of conscious awareness.
   Icon - image that persists for about one-half second after being
    seen.
   Hippocampus - part of the brain that functions as a "switching
    station" between the STM and LTM.
                                drjma   2/15/2013
   Limitless - storage capacity of long-term memory.
   Psychologists have concluded that long-term memories fall
    into the following two categories - procedural memory and
    fact memory.
   Decay theories of memory loss seem to be most
    appropriate for: short-term memory and sensory memory.
   sensory memory - first step in placing information into
    memory storage.
   semantic memory - general knowledge section of the
    intelligence test for adults
   Storage - process of holding information
    Working memory is associated with short term memory




                            drjma   2/15/2013
drjma   2/15/2013
   Carlson, Neil R. (2010). Psychology: the Science of Behaviour. Pearson.
   Sperling, G (1963). "A Model for Visual Memory Tasks".
    http://hfs.sagepub.com/content/5/1/19.short#cited-by 5 (1): 19–31.
   Cowan, N. (2001). "The magical number 4 in short-term memory: A
    reconsideration of mental storage capacity". Behavioral and Brain
    Sciences 24: 97–185.
   Miller, G.A.(1956), The Magical Number Seven, Plus or Minus Two:
    Some Limits on our Capacity for Processing Information. Psychological
    Review, 63, 81-97..
   Conrad, R. (1964). "Acoustic Confusions in Immediate Memory". British
    Journal of Psychology 55: 75–84.




                                drjma   2/15/2013
drjma   2/15/2013

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M e m o r ydrjma

  • 1. DR. JAMES M. ALO, RN, MAN, MAPsycho., Ph.D.
  • 2.  is the processes by which information is encoded, stored, and retrieved. Encoding allows information that is from the outside world to reach our senses in the forms of chemical and physical stimuli. The process of acquiring information drjma 2/15/2013
  • 3.  1. first stage we must change the information so that we may put the memory into the encoding process.  2. Storage is the second memory stage or process.  This entails that we maintain information over periods of time.  3. Finally, the retrieval.  This is the retrieval of information that we have stored.  We must locate it and return it to our consciousness.  Some retrieval attempts may be effortless due to the type of information. drjma 2/15/2013
  • 4.  Encoding or registration  (receiving, processing and combining of received information)  Storage (creation of a permanent record of the encoded information)  Retrieval, recall or recollection  (calling back the stored information in response to some cue for use in a process or activity) drjma 2/15/2013
  • 5.  Sensory memory: referring to the information we receive through the senses  Short term memory: is the storage mechanism that temporarily holds current or recent information for immediate or short term use.  Long term memory: is relatively permanent and practically unlimited in terms of its storage capacity drjma 2/15/2013
  • 6. Short term  Long Term Memory: Memory :  Limited capacity .  Unlimited capacity  Limited duration .  Very long duration  Limited storage .  Permanent  Forgetting occur by  subjected to decay or distortion or displacement . replacement . drjma 2/15/2013
  • 7.  Corresponds approximately to the initial 200–500 milliseconds after an item is perceived.  The ability to look at an item, and remember what it looked like with just a second of  Example of sensory memory:  observation  Memorization drjma 2/15/2013
  • 8.  Iconic memory  briefly stores an image which has been perceived for a small duration.  Echoic memory  briefly stores sounds which has been perceived for a small duration. drjma 2/15/2013
  • 9.  allows recall for a period of several seconds to a minute without rehearsal.  Its capacity is also very limited  rely mostly on an acoustic code for storing information,  lesser extent a visual code. drjma 2/15/2013
  • 10.  issupported by transient patterns of neuronal communication  dependent on regions of the frontal lobe (especially dorsolateral prefrontal cortex) and the parietal lobe. drjma 2/15/2013
  • 11.  are maintained by more stable and permanent changes in neural connections widely spread throughout the brain.  The hippocampus is essential (for learning new information) to the consolidation of information from short-term to long-term memory,  Without the hippocampus, new memories are unable to be stored into long-term memory  regulated by DNA methylation drjma 2/15/2013
  • 12.  Atkinson-Shiffrin model (1968)  Aka (Multi-Store Model) drjma 2/15/2013
  • 13.  Multi-Store Model  is believed to be actually made up of multiple subcomponents, such as:  episodic and  procedural memory.  proposes that rehearsal is the only mechanism by which information eventually reaches long-term storage drjma 2/15/2013
  • 14. drjma 2/15/2013
  • 15.  Consistof three basic stores:  1. central executive  Act as attention  Channels information  2. phonological loop  stores auditory information by silently rehearsing sounds or words  3.visuo-spatial sketchpad.  stores visual and spatial information.  In 2000 this model was expanded with the multimodal episodic buffer drjma 2/15/2013
  • 16.  dedicatedto linking information across domains to form integrated units of  visual,  spatial,  verbal information and  chronological ordering (e.g., the memory of a story or a movie scene).  assumedto have links to long-term memory and semantical meaning. drjma 2/15/2013
  • 17.  1. Recognition memory tasks require individuals to indicate whether they have encountered a stimulus  such as a picture or a word  2. Recall memory tasks require participants to retrieve previously learned information.  For example, individuals might be asked to produce a series of actions they have seen before or to say a list of words they have heard before. drjma 2/15/2013
  • 18.  1. Declarative memory  requires conscious recall, in that some conscious process must call back the information.  It is sometimes called explicit memory, since it consists of information that is explicitly stored and retrieved.  2. Procedural memory  Aka “implicit memory” drjma 2/15/2013
  • 19.  semantic memory, which concerns facts taken independent of context  episodic memory which concerns information specific to a particular context, such as a time and place.  Autobiographical memory - memory for particular events within one's own life - is generally viewed as either equivalent to, or a subset of, episodic memory.  Visual memory is part of memory preserving some characteristics of our senses pertaining to visual experience. drjma 2/15/2013
  • 20.  Aka. implicit memory  is primarily employed in learning motor skills  involved in motor learning depends on the cerebellum and basal ganglia drjma 2/15/2013
  • 21.  isthe ability to orient oneself in space, to recognize and follow an itinerary, or to recognize familiar places  The disorder could be caused by multiple impairments, including difficulties with perception, orientation, and memory drjma 2/15/2013
  • 22.  are clear episodic memories of unique and highly emotional event. Remembering where you were or what you were doing when you first heard the news  President Kennedy’s assassination or about 9/11 drjma 2/15/2013
  • 23.  Retrospective memory  as a category includes semantic, episodic and autobiographical memory.  Prospective memory  is memory for future intentions, or remembering to remember.  Time-based prospective memories  are triggered by a time-cue.  can be further broken down into event- and time-based prospective remembering. drjma 2/15/2013
  • 24.  Visual paired comparison procedure (relies on habituation):  infants are first presented with pairs of visual stimuli  Operant conditioning technique:  infants are placed in a crib and a ribbon that is connected to a mobile overhead is tied to one of their feet drjma 2/15/2013
  • 25.  Deferred imitation technique:  an experimenter shows infants a unique sequence of actions (such as using a stick to push a button on a box) and then, after a delay, asks the infants to imitate the actions.  Elicited imitation technique:  is very similar to the deferred imitation technique; the difference is that infants are allowed to imitate the actions before the delay drjma 2/15/2013
  • 26.  Paired associate learning - when one learns to associate one specific word with another.  Free recall - during this task a subject would be asked to study a list of words and then sometime later they will be asked to recall or write down as many words that they can remember. drjma 2/15/2013
  • 27.  Detection Paradigm- Individuals are shown a number of objects and colors samples, during a certain period of time.  Recognition - subjects are asked to remember a list of words or pictures, after which point they are asked to identify the previously presented words or pictures from among a list of alternatives that were not presented in the original list.  Detection Paradigm- Individuals are shown a number of objects and colors samples, during a certain period of time. drjma 2/15/2013
  • 28. Brain areas involved in the neuro- anatomy of memory such as: • Hippocampus • Spatial learning and declarative learning • Amygdala • Emotional memory • striatum • mammillary bodies drjma 2/15/2013
  • 29. Cognitive neuroscientists consider memory as • Retention • Reactivation • reconstruction of the experience-independent internal representation drjma 2/15/2013
  • 30.  internal representation = implies that such definition of memory contains two components: the expression of memory at the behavioral or conscious level, and the underpinning physical neural changes.  engram or memory traces drjma 2/15/2013
  • 31.  Encoding  working memory  episodic memory  synaptic transmission  long-term potentiation  Working memory  medial temporal lobe (MTL), a brain area strongly associated with long-term memory, and prefrontal cortex  Consolidation and reconsolidation  Short-term memory (STM) drjma 2/15/2013
  • 32. 6 months old  could not encode, retain, and retrieve information.  only recall one step of a two-step sequence  need approximately six exposures in order to be able to remember it.  14-month-olds  can recall a three-step sequence after being exposed to it once. drjma 2/15/2013
  • 33.  Memory loss is qualitatively different in normal aging from the kind of memory loss associated with a diagnosis of Alzheimer's (Budson & Price, 2005). drjma 2/15/2013
  • 34.  Amnesia = memory loss  Parkinson's disease  Alzheimer disease = neurological d’r affecting memory/cognition  Hyperthymesia = affects autobiographical memory  Korsakoff's syndrome = amnesic confabulatory syndrome  tip-of-the-tongue phenomenon  Anomic aphasia = temporary failure of word retrieval drjma 2/15/2013
  • 35.  Influence of odors and emotions  Interference from previous knowledge drjma 2/15/2013
  • 36.  Recall:to recall means to supply or reproduce facts or information.  Recognition: is usually superior to recall. E.g. multiple-choice test because you recognize correct answer.  Relearning: is typically the most sensitive measure of memory. It may seem that learning algebra, history, or a foreign language is wasted if you don't use the knowledge immediately drjma 2/15/2013
  • 37.  Knowledge of results: learning proceeds best when feedback, that allows you to check your progress.  Recitation: recitation means summarizing aloud while you are learning. drjma 2/15/2013
  • 38.  Selection: if you boil down the paragraphs in most textbooks to one or two important terms or ideas, your memory will be more manageable.  Rehearsal: the more you rehearse as you read, the better you will remember it.  Cues the best memory cues (stimuli that aid retrieval) are those that were present during encoding. drjma 2/15/2013
  • 39.  Whole versus part learning: Generally, it is better to practice whole packages of information rather than smaller parts.  Organization: simple reordering or organizing can be helpful.  Serial position whenever you must learn something in order, be aware of the serial position effect. drjma 2/15/2013
  • 40.  Spaced practice: to keep boredom and fatigue to a minimum, try alternating short study sessions with brief rest period.  Over learning: after you have learned material well enough to remember it once without error, you should continue studying.  Extend how long you remember: when you are learning new information, test yourself repeatedly. drjma 2/15/2013
  • 41.  Hunger: People who are hungry almost always score lower on memory tests.  Sleep: remember that sleeping after study reduces interference.  Review : if you have spaced your practice and overlearned, reviewing shortly before an exam help to remember details. drjma 2/15/2013
  • 42.  Encoding Failure  Decay  Cue-dependent forgetting  Interference  Repression  Suppression  Amnesia drjma 2/15/2013
  • 43. Encoding - transforming incoming information into a usable form  state-dependent learning - fact that a bodily state that exists during learning can be a strong cue  Elaborative rehearsal – concentrates on the meaning of information you want to remember  proactive interference -The tendency for prior learning to inhibit recall of later learning  Echo - Things that are briefly heard in the sensory register.  Recognition –  Implicit memory – memories outside of conscious awareness.  Icon - image that persists for about one-half second after being seen.  Hippocampus - part of the brain that functions as a "switching station" between the STM and LTM. drjma 2/15/2013
  • 44. Limitless - storage capacity of long-term memory.  Psychologists have concluded that long-term memories fall into the following two categories - procedural memory and fact memory.  Decay theories of memory loss seem to be most appropriate for: short-term memory and sensory memory.  sensory memory - first step in placing information into memory storage.  semantic memory - general knowledge section of the intelligence test for adults  Storage - process of holding information  Working memory is associated with short term memory drjma 2/15/2013
  • 45. drjma 2/15/2013
  • 46. Carlson, Neil R. (2010). Psychology: the Science of Behaviour. Pearson.  Sperling, G (1963). "A Model for Visual Memory Tasks". http://hfs.sagepub.com/content/5/1/19.short#cited-by 5 (1): 19–31.  Cowan, N. (2001). "The magical number 4 in short-term memory: A reconsideration of mental storage capacity". Behavioral and Brain Sciences 24: 97–185.  Miller, G.A.(1956), The Magical Number Seven, Plus or Minus Two: Some Limits on our Capacity for Processing Information. Psychological Review, 63, 81-97..  Conrad, R. (1964). "Acoustic Confusions in Immediate Memory". British Journal of Psychology 55: 75–84. drjma 2/15/2013
  • 47. drjma 2/15/2013