Intro and Theories of Aging

Question 1

List of theories of ageing

Answer 1

Programmed theory
Error theory
Free radical theory
Wear & tear theory

Question 2

define ageing

Answer 2

a complex biological process that results in a progressive loss of physiological integrity

Question 3

types of theories of ageing

Answer 3

genetic theories - ageing genes accumulation of errors
biochemical theories - associ w/ metabolism, generation of free radicals, rate of living and health of mitochondria
physiological theories - endrocrine system hormone regulate cellular senescence

Question 4

senescence definition

Answer 4

defined as the condition or process of deterioration with age.
loss of a cell’s power of division and growth