Question 17 (part 2) · LDEK · Trauma to primary teeth
Choose correct statements characterizing the extrusion of primary tooth:
1) visually, the tooth is displaced into the alveolus;
2) visually, the tooth is elongated;
3) percussion test – pain to percussion;
4) percussion test – highly metallic sound (ankylr amotic);
5) increase in tooth mobility;
6) no tooth mobility.
Correct answer is:
2) visually, the tooth is elongated;
3) percussion test – pain to percussion;
4) percussion test – highly metallic sound (ankylr amotic);
5) increase in tooth mobility;
6) no tooth mobility.
Correct answer is:
- A. 2,4,5.
- B. 2,3,5.
- C. 1,3,6.
- D. 1,4,6.
- E. 2,4,6.
Hint
Picture a tooth partly displaced out of its socket with torn periodontal fibres: how does it look, sound and move?
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