110-116 Prospective memory remembering to do something in the future.
Research suggests age differences favoring young adults.
Secondary memory is a longer-term store of information. Tertiary memory refers to memory for information or events from the distant past and is the store least affected by increased age. 124-125 Semantic memory a store of general knowledge. With advancing age there are decreases in the efficiency of working memory. The time-lag effect changes in environmental factors that produce higher scores on cognitive tests by successive generations.