importance of Anatomical Land marks

1. Anatomical Landmarks Of Maxillary
And Mandibular Arch
Dr Veena Saraf

2. Anatomical Landmarks Of
Maxillary Arch
 Limiting structures
 Labial frenum
 Labial vestibule
 Buccal frenum
 Buccal vestibule
 Hamular notch
 Vibrating line
 Post palatal seal area
 Supporting structures
 primary support area
- Horizontal portion of hard
palate
 secondary support area
- Edentulous ridge crest
-Rugae
 Relief area –incisive papilla,
-midpalatine raphe

3. Limiting structures
Labial frenum: Buccal frenum:
Labial vestibule
Buccal vestibule

5. Vibrating line
Hamular notch

6. Fovea Palatinae

7. Hard palate
Median
palatine
raphae
.

8. Incisive papilla
Alveloar ridge

10. Anatomical Landmarks Of
Mandibular Arch

11. Anatomical Landmarks Of
Mandibular Arch
 Limiting structures
 Labial frenum
 Labial vestibule
 Buccal frenum
 Buccal vestibule
 Messetric notch
 Retromolar pad
 Alveololingual sulcus
 Lingual frenum
 Supporting structures
 primary support area
-Buccal shelf
 secondary support area
- Edentulous ridge crest
 Relief area
-crest of the ridge
-mental foramen
-mylohyoid ridge
-genial tubercles

12. Buccal Shelf
Area is bounded
Laterally - external oblique line.
Medially - crest of the residual
ridge.
Anteriorly – mandibular buccal
frenum
Poteriorly – retromolar pad

13. Edentulous ridge crest

14. Mylohyoid ridge

15. Genial Tubercles
mental foramen

16. Labial frenum
Labial vestibule
Buccal frenum
Buccal vestibule

17. Retromolar pad

18. Alveololingual sulcus
•Sublingual crescent
•Mylohyoid
•Retromylohyoid fossa
or Lateral Throat Form