Although proactive and retroactive interference are reliable and robust effects, there are a number of problems with interference theory as an explanation of forgetting. However, very high anxiety was linked to better accuracy. There is little direct evidence for how the central executive works and what it does. One of the earliest and most influential distinctions of long term memory was proposed by Tulving The phonological loop is the part of working memory that deals with spoken and written material. However, a visual task and a verbal task would use different components and so could be performed with minimum errors.

Earn while you study. Evidence for the distinction between declarative and procedural memory has come from research on patients with amnesia. However, instead of all information going into one single store, there are different systems for different types of information. Are there any new insights that you can gain through looking at all of the results holistically? Make sure that for each point you are able to relate it to each specific case study. Glanzer and Cunitz showed that when participants are presented with a list of words, they tend to remember the first few and last few words and are more likely to forget those in the middle of the list, i. It is also time consuming to train police officers to use this method.

Working Memory

The results show that those who had recalled in the same environment i. Proactive and retroactive Interference is shalljce to be more likely to occur where the memories are similar, for example: Typically, amnesic patients have great difficulty in retaining episodic and semantic information following the onset of amnesia.


This may have influenced them to be more swayed by the verb in the question. Recall from a Changed Perspective Trying to mentally recreate the situation from different points of view e.

The phonological loop plays a key role in the development of reading. There are three main ways in which information can be encoded changed: There are huge numbers of excellent summaries of H.

Patient KF by erfasdf esfds on Prezi

A digit span task which required them to repeat a list of numbers, and a verbal reasoning task which required them to answer true or false to various questions e. Have you written lots of study guides or notes? By Saul McLeodupdated HM and KF have damage in different areas It is likely that the visuospatial sketchpad plays an important role in helping us keep track of where we are in relation to other objects as we move through our environment Baddeley, As a result, it may not be possible to generalize from the findings.

For example, procedural memory would involve knowledge of how to ride a bicycle. In other words, it appears that their ability to retain declarative information is impaired.

KF – Shallice and Warrington 1974

The working memory model has replaced the idea of a unitary one part STM as suggested by the multistore model. Make sure you answer the following questions: You must evaluate the studies you present. An example would be a memory of our 1st day at school. This page on intropsych. Semantic memory is a part of the long-term memory responsible for storing information about the world.


If two tasks make use of the same srudy of working memorystudg cannot be performed successfully together. Chandler stated that students who study similar subjects at the same time often experience interference. What conclusions were drawn about human memory from H.

Working Memory | Simply Psychology

See the picture below for clarification. This is how we remember a telephone number we have just heard. KF suffered brain damage from a motorcycle accident that damaged his short-term memory. Key features include the central executive, the phonological loop, and the visuospatial sketchpad.

kf case study shallice and warrington

There is little direct evidence for how the central executive works and what it does. For example, two activities sometimes come into conflict, such as driving a car and talking.

kf case study shallice and warrington

However, their procedural memory appears to be largely unaffected. It is a unitary system. A final recommended resource is this interview with Brenda Milner.

kf case study shallice and warrington

The best study guides. You can see the dura mater the thick membrane that covers the brainblood stdy walls, his lesions black holesand the residual tissue near the lesions.