Exam 34: Memory: Forgetting

Three years after learning meaningful information,one should expect to be able to remember about what percent of the material?

Eyewitnesses tend to be better at identifying members of their own ethnic group than persons from other groups. This phenomenon is best explained by

In a classic experiment on forgetting,college students learned lists of nonsense syllables.After studying,students in one group slept for eight hours and then were tested for memory of the lists.A second group stayed awake for eight hours after studying the lists.The results of the experiment revealed that

In an experiment,a rat was placed on a small platform.When this rat stepped down to the floor,it received a painful electric shock.After one shock,this rat would not step down to the floor when placed on the platform.A second rat also stepped down to the floor from the platform and received a painful shock but was immediately administered an electroconvulsive shock (ECS)to its brain.How did the ECS affect this second rat's behavior?

Nia was brutally raped a few years ago.According to Freud,her inability to remember the event is most likely due to

According to neuroscientist Richard Thompson,many parts of the brain can become active when we learn and form long-term memories,but usually one area is more critical for each particular form of memory.Explain which part of the brain is important in consolidation and which area of the brain is most important for each type of long- term memory.

If enough time is allowed to pass between learning and an electroconvulsive shock (ECS),the memory will be unaffected because which of the following is already complete?

Sensory memory can hold an exact copy of what you see or hear for a few seconds;then forgetting takes place due to

James worked for three years for a company in which the supervisors constantly criticized the employees,promoted their friends,and unfairly set work schedules.It has now been seven years since James worked for this company,and he cannot seem to remember the names of the people he worked with or even the details of the unfair treatment he received.James' forgetting is most likely due to

Justin plays drums for a local hard rock band.When a country and western band asks Justin to fill in for their drummer,Justin initially has some difficulty adjusting to this new band's tempo since he is so used to the timing of his own band's "beat." This initial difficulty in adjusting to the new "beat" is best explained by

State-dependent learning is a term which refers to the fact that

If you tend to be absentminded,which theory of forgetting is probably to blame?

If you are in a happy mood,you are more likely to remember recent happy events,while if you are in a bad mood,you will tend to have unpleasant memories.

Information and events occurring just before a head injury are remembered very poorly or not at all because

When your mathematics professor asks you to account for your poor performance on your last exam,your most convincing defense would be based on

Consciously forcing painful or anxiety­producing thoughts from one's memory is called

Dan suffered a concussion and experienced a loss of memory for events that occurred just before his head injury,which illustrates forgetting due to anterograde amnesia.

According to the explanation of interference as a cause of forgetting,retention will be best when a study session is followed by

The tip-of-the-tongue state is best explained by which explanation of forgetting?

Which area of the brain is of particular importance for memory storage because it grows new neurons and makes new connections within the brain?