1- Describe the canine relationship

<Q> (dent463_final200620073_fig01)The canine relationship is: <C> Class I<C> Half unite Class II<C+> Full unite class II<C> Half unite Class III<C> Full unite class III

2-Identify the problem in the upper arch.3- What is the treatment?

<Q> (dent463_final200620073_fig02)The Problem in the upper arch is: <C> Impaction<C> Delayed eruption<C+> Infraocclusion<C> traumatic intrusion <Q>(dent463_final200620073_fig02)The treatment for the problem in the upper arch is: <C> Nothing<C+> Observation<C> Extraction<C> Extrusion

4- what is this functional appliance?5-what is it used for?

<Q>(dent463_final200620073_fig03)The appliance shown in the picture is<C+> Twin block<C> Andersen<C> Bionater<C> Franckle II  <Q>(dent463_final200620073_fig03)The main effect for the appliance shown in the picture is<C> restrict maxillary growth<C> enhance mandibular growth <C> procline lower incisors<C+> retrocline upper incisors

6+7 List 2 occlusal features you are likely to find in this patient

<Q>(dent463_final200620073_fig04) The malocclusion most likely to be seen in this patient is <C+> open bite<C> anterior cross bite<C> posterior cross bite<C> increased over jet  <Q>(dent463_final200620073_fig04) The best time for treating this habit is:<C> 3 years<C> 5 years<C+> 7 years<C> 9 years  

8- Beside esthetics give another reason to treat this malocclusion

2-Infraocclusion3- Observation

9-what is the anomaly in the lateral incisor?

10+11 give 2 types of active components in this removable appliance

<Q>(dent463_final200620073_fig05) how many types of active components could be seen in this removable appliance:<C> 1 <C+> 2<C> 3<C> 4 <Q>(dent463_final200620073_fig05) The type of anchorage that could be seen in this removable appliance is:<C> reciprocal <C+> stationary<C> extra-oral<C> Two answers are correct <Q>(dent463_final200620073_fig05) anchorage loss during the use of this removable appliance is manifested as:<C> increase in the overjet <C> change in the molar relationship<C> change in the canine relationship<C+> Two answers are correct<C> all the above

12 Describe (orthodontically) the lips of this patient

<Q>(dent463_final200620073_fig06) The lips of this patient is:<C> competent <C+> potentially competent<C> incompetent<C> potentially incompetent

13- What is the incisor relationship

<Q>(dent463_final200620073_fig07) The incisor relationship is:<C> Class I<C> Class II division 1<C+> Class II division 2<C> Class III

14- Describe the profile of this patient15- what is the anteroposterior skeletal relationship

16 what is the active component in this removable appliance?17 how it is activated?

<Q>(dent463_final200620073_fig08) this is:<C> rapid expansion screw <C> hyrax screw<C> upper part of twin block<C+> mid-palatal expansion screw <Q>(dent463_final200620073_fig08) one opening of this screw will give an expansion of:<C+> 0.25 mm <C> 0.5 mm<C> 1 mm<C+> 2 mm

18 what is this?19 give one indication for its use20 give one disadvantage

<Q>(dent463_final200620073_fig09) this is:<C> first generation permanent retainer <C+> second generation permanent retainer<C> third generation permanent retainer<C> fourth generation permanent retainer <Q>(dent463_final200620073_fig09) this is indicated in cases of:<C> rotated lower incisors <C> spaced lower incisors<C> where lower incisors were orthodontically proclined<C> two answers are correct<C+> all the above

21 what is the incisor relationship

22+23 list 2 orthodontic problems in the upper arch

24 what is the name of this appliance?25 what does it used for?

26 what is the most likely cause for delayed eruption of the upper central incisor?

27 what is indicated by the arrow?

<Q>(dent463_final200620073_fig10) the line indicated by the arrow is:<C> mandibular plane <C> maxillary plane<C+> Frankfort plane <C> S-N line

28 what facial deformity could be seen in these radiographs

29- what is the position of the impacted canine relative to the line of the arch?30- what is the name of this radiographic localization technique?31- give one possible etiological factor for this impaction

<Q>(dent463_final200620073_fig11) the position of this imacted canine is:<C> buccal <C+> palatal<C> in line of the arch

32 what is this appliance?33 what does it used for?

<Q>(dent463_final200620073_fig12) this is:<C> bonded rapid expansion screw <C+> banded rapid expansion screw<C> mid-palatal expansion screw <Q>(dent463_final200620073_fig12) the expansion resulted from this appliance is:<C> dental <C+> skeletal <Q>(dent463_final200620073_fig12) This appliance is opened:<C> once a week <C> twice a week<C> once a day <C+> twice a day

34 what is the dental anomaly?35 what is the name of the surgical exposure technique36 give on advantage of this technique37 give one disadvantage

<Q>(dent463_final200620073_fig13) this exposure method is:<C> open exposure <C+> closed exposure

38 can we retract this canine with removable appliance39 why?40 what active component would you use if you can?

41+42 what are the treatment options for missing lower second premolar?

<Q>(dent463_final200620073_fig14) the incisor relationship is:<C> Class I<C> Class II division 1<C+> Class II division 2<C> Class III <Q>(dent463_final200620073_fig14) the best treatment for the missing lower second premolars in this case is to:<C+> close the space<C> open the space  

43 what do we call the condition affected the upper left central incisor?

44-What is the treatment option for these missing lower incisors ( open or close space)?

<Q>(dent463_final200620073_fig15) the best treatment for the missing lower incisors in this case is to:<C> close the space<C+> open the space

45+ 46 give two possible aetiological factors for mid line diastema

47 What is the abnormality here?48 give one possible cause?