Question 92 (part 2) · LDEK · Complete dentures
Indicate true statements regarding upper complete denture support:
1) it depends largely on correct marginal sealing;
2) it is influenced by the shape of hard palate vault – the most beneficial shape is vault in the shape of inverted Y (gothic palate);
3) thickness and mucosa susceptibility is of great importance;
4) posterior seal in complete upper denture should run along the outline of palatal ridge;
5) in posterior border seal’s course one need to pay attention to mandinbulo-alar fold.
Correct answer is:
2) it is influenced by the shape of hard palate vault – the most beneficial shape is vault in the shape of inverted Y (gothic palate);
3) thickness and mucosa susceptibility is of great importance;
4) posterior seal in complete upper denture should run along the outline of palatal ridge;
5) in posterior border seal’s course one need to pay attention to mandinbulo-alar fold.
Correct answer is:
- A. all of the above-mentioned
- B. 1,2,3,4
- C. 1,3,5
- D. 1,3,4,5.
- E. 2,4,5
Hint
Think about which palatal vault shape best resists displacement and where the posterior palatal seal should run.
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