1. Digestive Disorders
Oral Disorders

2. Digestive System Purpose: To break down food and absorb nutrients
Consists of two major parts:
Alimentary tract (GI tract)
Digestive organs

3. Digestive System

4. Carries out 6 basic functions: ingestion, secretion, propulsion, digestion, absorption, defecation
Problems may arise during any of these functions

5. Oral Disorders Oral Cancer May form in any part of the mouth or throat
Usually begins on the tongue or the floor of the mouth

6. Contributing Risk Factors:
Male
Over the age of 40
Tobacco use
Drinker
Sun exposure (for lip cancer)

7. Symptoms White or red patches in your mouth
Mouth sore that will not heal
Bleeding
Loose teeth
Problems or pain with swallowing
A lump in the neck
Earache

8. Oral Cancer on the Floor of the Mouth ©http://www. deltadental

9. Oral Cancer on the Tongue

10. Treatment:
Surgery
Radiation therapy
Chemotherapy

11. Surgery after Oral Cancer ©http://deseretnews

12. Periodontal Diseases Diseases of the gum
Periodontal: “around the tooth”
Chronic bacterial infections that affect the gums and bones supporting the teeth

13. Periodontal Disease ©http://www.perio.org/consumer/2a.html

14. Gingivitis
Mildest form of periodontal disease
Causes gums to become red, swollen, and bleed easily
Reversible
Usually a result of poor oral hygiene

15. If left untreated, it can turn into periodontitis
Plaque grows and spreads below the gum line
Bacteria in plaque produce toxins and irritate the gums and supporting bones
Tissue and bone that support the teeth are damaged then destroyed

16. Gingivitis ©http://www. cetnet

17. Severe Gingivitis ©http://www. aids-images. ch/slides/484,700,600,0,0

18. There are many forms of periodontitis
“Trench Mouth” or necrotizing ulcerative gingivitis
Infection characterized by necrosis of gingival tissue, ligaments, or bone

19. Tends to develop rapidly
Often more painful than other gum diseases
Usually seen in patients who are malnourished, immune-suppressed, or HIV positive
Called “Trench Mouth” because it was often seen in WWI soldiers who fought in the trenches

20. Treatment Dentist will remove necrosed tissue Keep area clean
Rinse mouth with salt water or antibacterial mouthwash
Avoid smoking and alcohol