| A | B |
| sensory register | stores incoming sensory information for a split second |
| working memory | temporarily stores information for conscious processing |
| knowledge base | stores information for several minutes to several decades |
| control processes | strategies for retaining and retrieving information |
| subcortical dementias | brain disorders that do not directly involve thinking and memory |
| dementia | severely impaired thinking, memory, or problem-solving ability |
| Alzheimer's disease | characterized by plaques and tangles in the cerebral cortex |
| multi-infarct dementia (MID) | caused by a temporary obstruction of the blood vessels |
| Parkinson's disease | caused by a degeneration of neurons that produce dopamine |
| source amnesia | the inability to remember the origins of a specific piece of information |
| life review | putting one's life into perspective |