Chapter One Flashcards
Aging
the proecess of growing or maturing; the accumulation of change overtime.
Life span
the theroretical limit, of the length of life
Life expectancy
the # of years an indiviual can expect to live
Disease
an abnormal condition affecting the body
Natural progression
a natrual sequence or sucession of acts; happenings
Ex. Pregnancy
Progeria
a rare genetic codition that produces rapid aging in children
Celluar theories (W.F.G.A.S.)
- Wear and Tear
- Free radical
- Glycoxidation
- Apoptosis
- Senescence
Wear and tear
normal injury
Free radical
free radicals that damage protein and DNA
Glycoxidation
glucose + protein oxidation
Ex. (A)dvanced (G)lycation (E)nd products
Apoptosis
cell death resulting from genoma crisis
Senescence
increase of senescent cells
Immunological theory of aging
a decline in the functional resisitance to stress
Strategies to promote health
- Calorie restriction
- Exercise
- Antioxidants supplements
- Anti-inflammatory supplements
Who is Linus Pauling?
he united physics +chemistry and won a noble peace prize
