Define CELL INJURY?
■ Cell injury is a sequence of events that occur if the limits of
adaptive capability are exceeded
or
no adaptive response is possible.
, How cell enters into cell injury
Stress, ADAPTATION
demand
NORMAL Fails to
CELL adapt
Injurious
stress
CELL INJURY
CELL DEATH
2
,CAUSES OF
CELL INJURY
, CAUSES OF CELL
INJURY-- SUMMARY
1. OXYGEN DEPRIVATION
2. CHEMICALS AND DRUGS
3. PHYSICAL AGENTS
4. INFECTIONOUS AGENTS
5. IMMUNOLOGICAL REACTIONS
6. GENETIC ABNORMALITES
7. NUTRITIONAL IMBALANCES
■ Cell injury is a sequence of events that occur if the limits of
adaptive capability are exceeded
or
no adaptive response is possible.
, How cell enters into cell injury
Stress, ADAPTATION
demand
NORMAL Fails to
CELL adapt
Injurious
stress
CELL INJURY
CELL DEATH
2
,CAUSES OF
CELL INJURY
, CAUSES OF CELL
INJURY-- SUMMARY
1. OXYGEN DEPRIVATION
2. CHEMICALS AND DRUGS
3. PHYSICAL AGENTS
4. INFECTIONOUS AGENTS
5. IMMUNOLOGICAL REACTIONS
6. GENETIC ABNORMALITES
7. NUTRITIONAL IMBALANCES
