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Related Concept Videos

Working Memory01:24

Working Memory

Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this information.
Understanding Memory01:19

Understanding Memory

Memory is the retention of information or experiences over time, facilitated through three main processes: encoding, storage, and retrieval. Encoding is the process of inputting information into the memory system. For instance, when listening to a lecture, watching a play, reading a book, or having a conversation, the brain is actively encoding information. This initial stage involves transforming sensory input into a form that can be processed and stored by the brain. Various factors, such as...
Chunking and Rehearsal in Sensory Memory01:22

Chunking and Rehearsal in Sensory Memory

Improving short-term memory can be achieved through techniques like chunking and rehearsal. Chunking involves organizing information into larger, more manageable units. This technique is particularly useful for information that exceeds the typical memory span of between five and nine items. For instance, logging into an online account with a password like "ta89vq0179gz" involves grouping letters and numbers into three chunks—ta89, vq01, and 79gz. It makes large amounts of information more...
Higher Mental Functions of Brain: Learning and Memory01:26

Higher Mental Functions of Brain: Learning and Memory

Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or playing an...
Long-Term Memory01:18

Long-Term Memory

Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
Interference and Decay01:16

Interference and Decay

Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
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Related Experiment Video

Updated: May 8, 2026

A Real-world What-Where-When Memory Test
09:13

A Real-world What-Where-When Memory Test

Published on: May 16, 2017

Does Green's Word Memory Test really measure memory?

Jacobus Donders1, Carrie-Ann H Strong

  • 1a Psychology Service , Mary Free Bed Rehabilitation Hospital , Grand Rapids , MI , USA.

Journal of Clinical and Experimental Neuropsychology
|August 21, 2013
PubMed
Summary
This summary is machine-generated.

Green's Word Memory Test (WMT) memory subtests did not detect memory deficits following traumatic brain injury (TBI). While effective for performance validity, the WMT is not sensitive to TBI-related memory impairment.

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Area of Science:

  • Neuropsychology
  • Traumatic Brain Injury Research
  • Cognitive Assessment

Background:

  • Traumatic brain injury (TBI) can cause significant memory impairments, necessitating reliable assessment tools.
  • The Word Memory Test (WMT) is utilized for performance validity testing, but its sensitivity to TBI-related memory deficits requires investigation.

Purpose of the Study:

  • To determine if the memory subtests of Green's Word Memory Test (WMT) are sensitive to memory impairment in individuals with a history of traumatic brain injury (TBI).

Main Methods:

  • The study included 107 participants with TBI who met performance validity criteria on the WMT.
  • Four WMT memory subtests (Multiple Choice, Paired Associates, Free Recall, Long Delayed Free Recall) were analyzed.
  • Results were compared with indices from the California Verbal Learning Test-Second Edition (CVLT-SE) and correlated with TBI severity indicators like coma duration.

Main Results:

  • None of the four WMT memory subtests showed a statistically significant correlation with coma duration.
  • No significant mean differences were found between TBI severity groups on the WMT memory subtests.
  • In contrast, several CVLT-SE indices demonstrated significant correlations with coma duration and group differences.

Conclusions:

  • The Word Memory Test (WMT) is a valid measure for assessing performance validity.
  • The WMT memory subtests are not sensitive to detecting memory impairment in individuals with traumatic brain injury (TBI).
  • Alternative memory assessment tools may be necessary for evaluating cognitive deficits post-TBI.