Orthodontic I Preparation (Dr. Chum Mony)

1) Neutroclusion with labioversion of maxillary centrals and buccoversions of mandibular 1st premolar.?

2) Eruptive tooth movement begins when?

3) Which among the following are anatomic landmarks? I. Na II. Pog III. Go IV. Kr

4) Growth dimensions in the maxilla which are are sex-linked at puberty.?

5) The best alternative diagnostic aid in the absence of cephalometric headplate.?

6) Which among the following are horizontal planes? I. FH plane II. SN plane III. axis of 1 IV. occlusal plane

7) Which of the following is not a source of extra space for the resolution of permanent incisor crowding in the lower arch?

8) Class I permanent molar relationship can be achieved through the following, except?

9) The anchorage in which the units situated in one jaw is used to effect tooth movement in the other jaw.?

10) Six keys to normal occlusion include the following? I. no rotations II. no spaces in between teeth III. upright anterior teeth

11) Changes in facial growth in adult.?

12) The anchorage distributed to both upper and lower jaws is?

13) The following landmarks are used to determine the protrusiveness of the mandibular base in relation to the cranial base.?

14) An inhibited growth of the mandible due to ankylosis of the TMJ will result to:?

15) Cleidocranial dysostosis:?

16) Posterior crossbite during mixed dentition can be treated by?

17) Vogelgesicht:?

18) Abnormal habit often known as a residuum of the finger sucking habit.?

19) A distal step in the primary dentition will most likely to reflect a Class ___ occlusion in the permanent dentition.?

20) The profile of a normal neonate is?

21) 75. A narrow maxillary arch with respect to midsagittal plane is said to be in?

22) Movement of teeth in which the crown and root moved in the samed direction.?

23) Hyalinized areas:?

24) Initial ossification of these bones preceeded peak growth in boys.?

25) Activity at the intra-occipital synchondrosis closes at?

26) The anchorage utilizing the neck is?

27) Which of the following factors will not increase maxillary width?

28) The systematic analysis of the child’s dentition and supporting denture bases as they relate to the facial bones and cranial base.?

29) Growth by proliferation of cartilage cells and the conversion of the older cartilage into new bone cell is?

30) Methods in measuring the apical base relationship:? I. SNA II. SNB III. ANB IV. FMA

31) Which among the following are anchorage according to the number of units? I. single II. Compound III. intra maxillary IV. reinforced

32) Permanent teeth that erupt posterior to the primary teeth?

33) Distal step terminal plane results to:?

34) It is described as very broad, short faces with square dental arches.?

35) Two or more teeth moving in opposite directions and pitted against each other is equal and opposite. The anchorage is what?

36) Hapsburg family has a strong genetic influence on__?_

37) Which among the following are vertical planes? I. facial II. Y axis III. Axis of 1 IV. palatal planes

38) The “V” principle of growth is best illustrated by the?

39) Space for eruption of permanent mandibular molars is created by:?

40) This type of force occurs when removable appliances are used.?

41) The vertical lengthening of the maxillary complex is brought about by a composite of factors, except:?

42) Angle tha determines the position of the most protrusive mandibular central incisor to the mandibular plane.?

43) As maxilla is translated downward and forward, bone is removed from __ surface?

44) Which of the following are normal signs of primary dentition? I. ovoid arch form II. deep overjet and overbite III. straight terminal plane IV. primate spaces

45) A criss cross elastic to correct posterior cross bite.?

46) Chin cup is used to intercept a?

47) Sequence of eruption of maxillary permanent teeth.?

48) Spaces between the primary anteriors:?

49) Incisor liability:?

50) It is an excellent aid in appraising facial balance, facial type and harmony of external feature.?

51) The theory which states that the growth of the craniofacial bones is caused by the soft tissues adjacent to them.?

52) System that describes the antero-posterior relationship of the maxilla and the mandible based on the position of the first permanent molar.?

53) At what stage in Nolla’s classification does a permanent tooth start to erupt?

54) Unilateral distoclusion with linguoversion of the maxillary central incisors is also known as:?

55) Arch dimensions can be measured with the use of?

56) Lower molar is distally positioned in relation to upper molar.?

57) Predominant type of malocclusion seen in mixed dentition is?

58) What is the chief factor in the formation of the alveolar process?

59) Major growth mechanism of cranial vault?

60) Diastema closure of 2 central incisors by elastic traction, tipping the crowns together.?

61) A system of malocclusion that uses gnathostatic approach.?

62) Which among the following are variations in facial type? I. oligocephalic II. Brachycephalic III. Dolicocephalic IV. mesocephalic

63) Unilateral distoclusion with linguoversion of maxillary centrals and labioversion of lateral incisors?

64) Horizontal lengthening of the maxilla occurs in?

65) The greatest increase in cranial growth occurs during?

66) Intrauterine molding may lead to…?

67) A supraverted mandibular premolar with respect to Frankfurt horizontal plane is said to be in?

68) Bone ossification can be detected with the use of:?

69) Treatment for developing anterior cross bite:?

70) The major mechanism for growth of the cranial case is the:?

71) The principal growth site of the cranial base believed to be responsible for its anteroposterior growth is?

72) A direct growth movement that is produced by deposition on one side of the orbital plate with resorption on the opposite side is?

73) The anchorage in which the resistance of one or more dental units are utilized to move one or more opposing dental units.?

74) An inherent disposition of most teeth to drift mesially even before they are in occlusion:?

75) Two forces equal in magnitude and opposite in direction.?

76) Source of intraoral anchorage:?

77) If the upper and lower incisors are labially inclined in relation with each other, it is related to what type profile?

78) The following are distinctive structural features related to cartilage of the cranial base, except:?

79) Which of the following are principal growth sites of mandible? I. Posterior surface of ramus II. Condyle III. coronoid process IV. chin

80) Word used in Orthodontics which means resistance to the displacement:?

81) This can detect the muscle activity and the effect of abnormal muscle function on the dentition.?

82) Maxillary alveolar process growth is:?

83) Treacher-collin syndrome?

84) The best time to influence growth is during the time of greatest change, they are best treated, that is before and during puberty.?

85) The main growth site of the mandible which is responsible for its increase ion height?

86) Pierre-robin syndrome:?

87) Primate space is found between the:?

88) These are six soft spots present between the bones of the skull roof.?

89) The bone resorption that follows hyalinization is:?

90) The sum of the widths of CDE is generally:?

91) Abnormal lip activity is almost always associated with:?

92) Lip bumper is being used for:?

93) The cranial vault increases rapidly in size the first few years postnatally. This growth is typical of which of the following types of tissue?

94) From the flush terminal plane relationship of molars in the primary dentition, the permanent first molar relationship in the permanent dentition can become the following in the transition period, except:?

95) Displacement of the mandible due to its growth at the condyle and posterior border of the ramus is?

96) This appraises the soft tissue adaptation to the bony profile, lip size, shape and posture of soft tissue thickness over the symphisis.?

97) The sequence of completion of facial growth by planes of space is?

98) Dental age which is characterized by the eruption of all succedaneous teeth with the 2nd permanent molars rearing eruption?

99) Resistance to tooth movement is related to the following:? I. alveolar bone II. Basal bone III. Teeth IV. intercuspation of teeth

100) The following are oblique and parallel sutures of the maxilla, except:?

101) It is the difference in size between the primary teeth and their permanent successor in the posterior segment:?

102) Force level declines steadily to zero between activations.?

103) The nature of degree of resistance and displacement of an anatomic unit for the purpose of effective tooth movement.?

104) Unilateral mesiocclusion with zero over jet and overbite.?

105) The halves of the mandible fused at age?

106) A mesocephalic face has a/an____ dental arch form?

107) At birth, which of the following structures is nearest the size it will eventually attain in adulthood?

108) Which among the following are sources of extraoral anchorage? I. cervical II.Occipital III. cranial IV. reciprocal

109) Which of the following is not a characteristic of a mature swallow?

110) The most important dental arch dimension is?