Question 57 · LDEK · Craniofacial and occlusal development
Which characteristic features conclude the final termination of facial skeleton/ viscerocranium growth?
1) transformation of the cartilage on the mandibular condyle into bone (ossification of the growth centre);
2) transformation of the nasal cartilage into bone (ossification of the growth centre);
3) final ossification of the temporo-zygomatic suture;
4) final ossification of the palatal suture;
5) eruption of third permanent molars;
6) eruption of lower third permanent molars.
The correct answer is:
2) transformation of the nasal cartilage into bone (ossification of the growth centre);
3) final ossification of the temporo-zygomatic suture;
4) final ossification of the palatal suture;
5) eruption of third permanent molars;
6) eruption of lower third permanent molars.
The correct answer is:
- A. 1,3,5.
- B. 1,4,5.
- C. 1,4,6.
- D. 2,4,5.
- E. 2,4,6.
Hint
Look for the last-active growth cartilage of the face, the late-closing midline suture and the dental event that ends development of the dentition.
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