Orthodontic

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2.
Prolonged treatment with the chin cup appliance may lead to:

3.
Which of the following is an indication for the recommendation of Skaloud exercise for a
Child?

4.
Which malocclusion occurs most frequently in Down syndrome?

5.
Which type of plaster is used for embedding models in articulators and preparing bases
Of models?

6.
Which features are characteristic of steel archwires, especially stainless steel (SS),
Used in orthodontics?
1) can be soldered and welded;
2) tooth movement generates considerable friction;
3) their features cannot be changed by heat treating;
4) are easy to form and bend;
5) can be formed but can break in sharp bends.
The correct answer is:

Superelastic nickel titanium wires should not be used:

1) as the initial wires at significant crowding;

2) as the initial wires at small or medium crowding;

3) when closing extraction spaces with laceback ligatures - the teeth may be tilted

Towards postextraction spaces;

4) when using open springs for getting space for impacted teeth;

5) during levelling and aligning phase in the initial stages of the treatment.

The correct answer is:

Which malocclusion has the following description: 2.nd class on canines, 1.st class of

Angle, increased face angle F (according to Schwarz), SNB angle in the norm,

Pogonion point in the biometric field?

9.
In children with Pierre-Robin syndrome, in order to enable the correct growth of the
Stomatognathic system, one should apply:

0.
Disorders, in which congenital macroglossia may occur, include:
1) muscle hypertrophy;
2) glandular hyperplasia;
3) angioma;
4) hyperthyroidism;
5) lymphoma.
The correct answer is:

1.
Which of the following statements correctly describes stage D in the development of
Single root permanent teeth by Demirijan?

2.
The ideal timing for functional treatment according to Baccetti is:

3.
Which of the following is characteristic of the total open bite?

4.
Indicate the true statements about trainers:
1) they are standard appliances made of flexible materials;
2) they are standard appliances made of rigid acrylic;
3) they are contraindicated if there are obstacles in the respiratory tract,
E,g. allergic
Swelling of the mucosa;
4) a significant disadvantage of these appliances is greater discomfort than in the case
Of an individual functional apparatus;
5) a significant advantage of these appliances is greater comfort than in the case of an
Individual functional appliance
The correct answer is:

5.
Which of the following types of plaster are used in orthodontics?
1) plaster used for taking impressions- type 1.;
2) plaster used for making models- type 2.;
3) plaster used for molding- type 3.;
4) plaster used for molding with increased resistance and low expansion - type 4.;
5) synthetic plaster - type 4.
The correct answer is:

6.
Describe the presented type of profile according to Izard and Schwarz:

7.
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:

8.
Which of the following develops from Meckel’s cartilage?

9.
An extrusive tooth movement results in:

0.
Indicate the true statements concerning the persistent tooth:
1) another name for persistent tooth is persistentio dentis;
2) another name for persistent tooth is retentio dentis;
3) it is a primary tooth still present in the oral cavity after its physiological exfoliation
Time;
4) it is a permanent tooth still present in the oral cavity after its physiological exfoliation
Time;
5) most frequently observed persistent teeth are lower canines and second upper
Molars;
6) most frequently observed persistent teeth are primary upper canines and second
Lower molars;
7) tooth persistence may be caused by a missing primary tooth bud or its pathological
Position;
8) tooth persistence may be caused by a permanent tooth bud or its pathological
Position.
The correct answer is:

1.
What is the average palate height according to Korkhaus?