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Cognitive Processes: Memory and Thought
(Crash Course) Psychology I Mrs. Hart
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The Processes of Memory
Memory refers to the processes that are used to acquire, retain, and later retrieve information. The three major processes involved in memory: Encoding Storage Retrieval.
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Stage Model of Memory Atkinson and Shiffrin (1968) – theorized that there are three separate stages of learning: Sensory memory Short-term memory Long-term memory
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Sensory Memory Earliest stage of memory
Stored for a short period of time (1/2 second for visual data, 3-4 seconds for auditory information). Some data passes into short-term memory.
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Short-Term Memory Information currently being thought about.
Most information is stored fro seconds, then forgotten. Some information continues into long-term memory.
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Long-Term Memory Continuous storage of information.
Can be called into working memory when needed. Capacity of long-term memory appears to be limitless. Four types: semantic, episodic, declarative, procedural.
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Long-Term Memory Loss
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Retrieving Information
Stored information is useless unless in can be retrieved. Need to store many thousands of items in a way that they can be found when needed. The solution to retrieval is organization.
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Memory Retrieval Retrieval is the process of accessing stored memories. Retrieval cues or prompts trigger the retrieval of long-term memory. Four basic ways of retrieving memory; recognition, recall, relearning, and recollection
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Recognition Recognition involves identifying an object, idea, situation or other information after experiencing it again.
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Recall Involves a person being able to reconstruct previously learned material without being cued. Involves a person’s knowledge, attitudes, and expectations. Eidetic memory (photographic memory) is one type of recall.
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Relearning Involves relearning information that has been previously learned. Can improve the strength of memories. Makes it easier to remember and retrieve information.
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Recollection Involves reconstructing memory, utilizing logical structures, partial memories, narratives, or clues.
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Forgetting Information that once entered long-term memory and is unable to be retrieved, is said to be forgotten. Involves decay, interference, or repression/ amnesia.
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Decay Some information fades away or decays over time, happening quickly in sensory storage or short-term memory. Long-term memories seem to remain, but may be difficult to retrieve. Forgotten information may be recovered through meditation, hypnosis, or brain stimulation.
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Meditation Meditation gives a person more time by making the mind calmer and more focused, allowing the person to retrieve memories more easily.
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Hypnosis Hypnosis, also referred to as hypnotherapy or hypnotic suggestion, is a trance-like state in which you have heightened focus and concentration. Hypnosis is usually done with the help of a therapist using verbal repetition and mental images. The subject is alert the whole time. It is most often compared to daydreaming, or the feeling of "losing yourself" in a book or movie. The person is fully conscious, but tunes out most of the stimuli around him/her. Focus is on the subject at hand, and outside thoughts are excluded.
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Interference Refers to memory being blocked or erased by previous or subsequent memories. Two types; proactive interference, retroactive interference. May erase some memories permanently, while other information is merely difficult to assess because it can’t be found.
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Repression and Amnesia
Data is not lost, only blocked. Exists in a person’s memory, but has been made inaccessible because it may be disturbing due to an embarrassing, tragic, or frightening experience.
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Repression and Amnesia
A loss of memory that may occur after a blow to the head or as a result of brain damage. May also be the result of drug use, alcohol abuse, or severe psychological stress.
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Improving Memory Flash cards: Flash cards and memory card games spruce up the mental synapses, making your memory work harder. Test games: Lay out a number of objects on a tray. Try to memorize them. Place a cloth over the tray and write down every object that you remember. Check back and see how you did. If you did too well, add more objects.
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Improving Memory Elaborative rehearsal: Relate the new information that you need to learn to something you already know. Over-learning: To protect a memory from interference is to over-learn it. Keep on rehearsing something, even if you think you know it well. Distributed practice: Space out learning, to avoid absorbing too much information at one time.
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Improving Memory Mnemonic devices: Techniques
that use associations to memorize information are called mnemonic devices. Some of these devices include forming mental pictures, making up words (acronyms), stories, or rhymes. For example, ROY G BIV (Red, Orange, Yellow, Green, Blue, Indigo, Violet) stands for each color of the rainbow. Variation: Another way to increase recall is to occasionally change the study routine. If accustomed to studying in one specific location, try moving to a different spot during the next study session.
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