Anatomy, Histology And Physiology Of Denture Bearing Area

Question 1

List stress bearing area in maxillary arch

Answer 1

Primary stress bearing:

1. Posterior alveolar ridge and tuberosity
2. Flat part of hard palate

Secondary stress bearing area:

1. Slopes of alveolar ridge
2. Anterior ridge
3. Palatine rugae

Question 2

Peripheral area/limiting area of maxillary arch

Answer 2

1. Labial frenum
2. Labial vestibule
3. Buccal frenum
4. Buccal vestibule
5. Hamular notch
6. Posterior palatal seal area

Question 3

Relief area of maxillary arch

Answer 3

1. Incisive papilla
2. Mid palatine raphe
3. Fovea palatinae
4. Frenum
5. Torus palatinus
6. Cuspid eminence (area between canine and first molar)

Question 4

Stress bearing area of mandibular arch

Answer 4

Primary stress bearing area:
1. Buccal shelf of bone and posterior alveolar ridge

Secondary stress bearing area :

1. Crest of alveolar ridge
2. Slopes of alveolar ridge

Question 5

Peripheral area/limiting area of mandibular arch

Answer 5

1. Labial frenum
2. Labial vestibule
3. Buccal frenum
4. Buccal vestibule
5. Lingual frenum
6. Alveolingual sulcus
7. Retromandibular pad
8. Retromylohyoid space

Question 6

Relief area of mandibular arch

Answer 6

1. Mylohyoid ridge
2. Mental foramen
3. Genial tubercles
4. Torus mandibularis