Human Development: A Lifespan Instructor: Anna Otto Chapter 17 Quiz 1. Average life expectancy refers to the number of years that an individual (born in a particular year / with certain health characteristics) can expect to live, starting at (any given age / birth). 2. The most common form of dementia is ________________________________, in which structural and chemical brain deterioration is associated with gradual loss of many aspects of thought and behavior. 3. True or False: Research shows that memory for remote memory is clearer than recent events in late life. 4. _______________ was summed up by one researcher as “expertise in the conduct and meaning of life.”