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EXAM #2 STUDY GUIDE – PART 1AGING THEORIES, PERCEPTION, COGNITION Longevity & Aging: (p. 109-114)2.According to the US Census Bureau, 2011, what is the current life expectancy in the US – what factors play a part in this? 3.When does the gap between men and women begin, at what age do women begin to outnumber men? ? 4.What are centarians & super-centarians? 6.Cellular clock theory, what are telomeres? 7.Free-radical theory, mitochondrial theory, hormone-stress theory, wear & tear theory. Chapter 5 – Sensory & Perception Development & Attention1.Sensation: bottom-up processing, transduction. (p. 156-157)