PSYC 7 Chapter 14: PSYC 7 : Ch 14: Biological Theories of Aging (Rate of Living, Programmed, Cellular, Cross-linking) / Physiological: Neuritic plaques, neurofibrillary tangles / Psychomotor Speed, Memory (Episodic, Semantic, Priming, Procedural) / Dementia, Alzheimer's