anterograde amnesia vs retrograde amnesia quizlet

When the participants later listened to these audiotaped descriptions while in MRI scanner, the recordings of everyday events elicited detailed episodic autobiographical memories, while other recordings simply reminded people of semantic facts. He told the participants to keep diaries on audiotape describing everyday personal events, and facts drawn from semantic knowledge.

The neuroimaging study that differentiates between semantic and episodic memory was conducted by Brian Levine and his coworkers. Episodic memory on the other hand is also part of explicit memory, but it holds memory for personal experiences.

Semantic memory is the type of explicit memory (we divide long-term memory into explicit and implicit memory) in which we store knowledge and memory for facts. Other research comparing brain activity during episodic and semantic retrieval has also found differences between the areas activated by episodic and semantic memory (Cabeza & Nyberg, 2000 Duzel et al., 1999 Nyberg et al., 1996). The results were complicated, because many brain areas were involved, but the overall conclusion of this study was that retrieving episodic and semantic memories causes overlapping but different patterns of brain activity. When the participants later listened to these descriptions while in an MRI scanner, the everyday experiences elicited retrieval of episodic memories, and the facts elicited retrieval of semantic memories. Later they were put in an MRI machine and their diaries were read out to them. Semantic - what they learned about the world. Episodic, what they did and who they met. The person is not going to go out for a coffee beacue the person will remember that he/she has to study for a cognitive exam.īrian Levine and coworkers (2004) - asked participants to write down in a diary both semantic and episodic events. For example remembering that one was suppose to study for a cognitive exam with a person with whom he/she has already arranged a meeting, while talking to a friend and being asked to go out for a coffee shows that he/she is experiencing an episodic memory. People are usually able to remember the context - how they felt, the time and place, and other details - in which memories stored in their episodic memory occurred. An emotional or personally meaningful event, such as graduation from college or a breakup with a significant other, often is stored in episodic memory. They might be able to recall an embarrassing moment, because it was unique. For one reason or another, people remember certain events that happen to them. Episodic - refers to life events that people remember. In this case the person is experiencing a semantic memory. that he/she has learned during the lecture. For example while already studying for the exam the person already knows/remembers some general facts about perception/attention etc. It's the stored knowledge and memory for facts. Once they have processed the information in a significant way that involves them interacting with or developing a deeper understanding of it, it can then be stored in their long-term memory. For information or skills to have reached a person's semantic memory, which is part of their long-term memory, it must first go through their working memory, or short-term memory.

Semantic - refers to the part of memory that stores information people have learned, such as concepts, numerical processes, vocabulary, academic or work-related skills and facts. (anterograde amnesia) but also is unable to remember things from his past, just like the mentioned above Clive Wearing (retrograde amnesia). It is impotant to note that he has difficulty recognizing people he has just met, solve problems etc. He suffers from the anterograde amnesia (the loss of the ability to assimilate or retain new knowledge) and the retrograde amnesia (the loss of memory for events that have happened in the past). It turns out that the damage to his memory has resulted in both types of amnesia mentioned above. suffers from Korsakoff's syndrome- a condition caused by a prolonged deficiency of vitamin B1, which is usually a result of a chronic alcoholism. As two good examples of people who suffer amnesia we could take Jimmy.G and the famous Clive Wearing. Retrograde amnesia: A problem accessing events that happened in the past. Anterograde Amnesia - loss of memory of what happens after the injury that caused the amnesia Anterograde amnesia: A problem in encoding, storing or retrieving information that can be used in the future. Retrograde Amnesia - where events prior to the injury-causing one are forgotten.

Anterograde amnesia vs retrograde amnesia quizlet