3rd Grading Period

1. STAGES OF INFECTION,
CAUSES OF MORBIDITY
and MORALITY

2. “ A ounce of prevention is
worth a pound of cure”
- Benjamin Franklin

3. STAGES
OF
INFECTION

4. INCUBATION
PERIOD

5. PRODOMAL STAGE

6. ILLNESS STAGE

7. CONVALESCENCE
STAGE

8. CHAIN
OF
INFECTION

9. INFECTIOUS AGENT

10. THE RESERVIOR

11. PORTAL OF EXIT

12. MEANS OF
TRANSMISSION

13. MEANS OF
TRANSMISSION

14. PORTAL OF ENTRY

15. SUSCEPTIBLE HOST

16. 3 LEVELS OF
PREVENTION

17. PRIMARY
PREVENTION

18. SECONDARY
PREVENTION

19. TERTIARY
PREVENTION

20. SPECIFIC
PREVENTIVE
MEASURES

21. Have a healthy diet.
Practice good personal hygiene
Wash Hands often. Frequent washing of hands
with soap and water prevents the spread of
diseases.
Use gloves, masks, and aprons, when exposed
to infectious agents.

22.  Maintain a clean home and environment.
Dispose wastes, garbage, and used medical
supplies properly.
Have regular medical vaccines and
immunizations.