Orthodontics 5th Year SC Practice Exam

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• Anterior limit of mandibular movements is defined by which statement?
• Over time, which composite bracket fixing technique is preferred?
• Which of the following is indicated as the treatment for malocclusion Class III by Angle?
• Which malocclusion may be associated with sleep posture as an etiological factor?
• Name the malocclusion that includes a convex facial profile.
• Until what age does the palatal suture contribute to maxillary growth?
• Which element of the Frenkel regulator stimulates sagittal growth of the jaws?
• A child is at the critical age to discontinue a habit for preventing dento-maxillary changes. Which age is emphasized?
• How many hours per day is the facial arch worn to obtain dental movements?
• The Andresen-Haupl activator works in which planes?
• When is mouth breathing considered normal?
• What is the expected change in the FMA angle in patients with vertical inocclusion?
• What is the true form treatment for Angle Class III malocclusion?
• Which primary molar relationship is predictive of a Class II permanent first molar relationship?
• What is the magnitude of the extraoral force applied on the superior arch as described in the source?
• Which technology is specified for making high-precision slot brackets?
• In orthodontics, the retention period refers to:
• In deep occlusion, the FMA angle tends to do what?
• Short upper labial frenulum is associated with which consequence?
• Which sagittal dento-maxillary anomaly is most commonly associated with deep 'roof type' occlusion?
• Which function is not proper for permanent teeth?
• Indicate the period of the morphogenesis.
• What is the most common functional factor in the etiology of vertical inocclusion?
• Which regulator type is indicated for block distal bite?
• What is the age at transition from infant to adult swallowing type?
• What is the treatment method for children's adentia?
• Select what a physiological occlusion is.
• Which statement about the nasal-to-mouth transition threshold is true?
• Mark the possible cause of the gingival recession.
• Which sequence correctly represents the post-treatment periodontal reorganization, from earliest to latest?
• Which of the following ages is NOT a physiological infant swallowing age?
• Which habit is most commonly associated with malocclusion?
• At what age may muscle gymnastics be recommended for a dento-maxillary anomaly?
• Which appliance is a Frankel regulator in the context of vertical inocclusion treatment?
• Individual preventive treatment refers to which description?
• In the temporary dentition, the shape of the dental arches is described as which of the following?
• Indicate the method to use in studying the transversal changes of the dental arch.
• The Bionator Balters type II is indicated for which malocclusion?
• Which method can help prevent relapse in cases of rotated teeth?
• Which of the following is an indication for frontal projection teleradiography?
• Bruxism is most commonly found in which group?
• Which combination accurately reflects what should be described in space gaps diagnosis?
• Which statement correctly reflects the most common malocclusion in the material?
• What wire thickness is used for the extraoral arch of a Headgear appliance?
• Microdontia is most commonly observed in which tooth?
• For a patient treated with a fixed appliance, what is the proper duration of the retention period?
• In the sagittal plane, which sign corresponds to an anterior crossbite?
• Which description correctly defines myogymnastics?
• Which stage is considered the most important when preparing a child for dental treatment?
• Which resting tongue position does not represent a risk factor in triggering vertical inocclusion?
• In deep occlusion with a roof-type configuration, which Angle classification is most commonly involved?
• Which of the following is a general indication for space maintainers?
• Secondary preventive treatment aims at which of the following?
• Which cephalometric angle is most commonly used to assess vertical facial growth?
• In cases of upper dento-alveolar protrusion associated with mouth breathing, which muscle group requires training?
• Relapse tends to be more frequent in which arch?
• Which is the treatment method for children's adentia?
• In fixed appliances, which component is typically bonded to teeth to engage the archwire?
• In patients with a vertical growth pattern, how does the FMA angle change?
• Permanent tongue interposition is caused by which of the following?
• What are the components of the vestibular retraction arc?
• Tooth shift around its longitudinal axis is best described as which movement?
• Which statement best describes centric relation?
• Which statement correctly describes the action of a fixed orthodontic appliance?
• Which element of the orthodontic appliance is used for retraction of the incisor group?
• Which cephalometric index is described as higher than 4 mm in deep bite?
• When is prenatal prophylaxis properly performed?
• What describes the mandible closing path in functional terms?
• In a distalized canine scenario, the tip of the lower canine is displaced relative to the upper landmark in which direction?
• Which option correctly identifies the skin points that delimit the floors of the face?
• Indicate the clinical situation with hypotonicity of the external pterygoid muscles.
• In early childhood, diastemas up to 2 mm are considered which?
• The correct type of swallowing is formed by which age?
• The first physiological elevation of the occlusion is caused by eruption of which teeth?
• Which tooth most frequently deviates from eruption path?
• From what age is it recommended to start applying space maintainers in children?
• Prosthetic treatment for children is indicated in which condition?
• Temporary dentition eruption occurs at approximately which age?
• Which combination best describes aetiology for Class II/2 malocclusion as per the material?
• Infantile swallowing is an etiological factor for which malocclusion category?
• Upper lateral incisor unilateral agenesis is best characterized by which statement?
• Which bite pattern is not an indication for functional regulators Type I-III?
• Deep occlusion is defined as which of the following?
• Which landmarks define the facial index?
• Which statement correctly identifies a cause for premature eruption of the lower anterior teeth?
• What is a cause of relapse of tooth rotation in the shaft?
• Functional regulator Type III is indicated for which bite pattern?
• Select the definition of the mandible closing path:
• Specify the limits of the maximum opening of the oral cavity in adults?
• In vertical growth patterns, the FMA angle would typically be described as which of the following?
• In microdentition, the sum of the mesiodistal diameters of the four upper incisors is most likely to be:
• What is started at a child's first dental visit?
• Which statement correctly describes a true form treatment for Angle Class III malocclusion?
• Maximum opening of the oral cavity in adults is typically within which range?
• From which arch is the initial impression typically started?
• Which fixation method involves a direct bonding process to enamel?
• Indicate the age when organogenesis takes place.
• Which regulator type is indicated for mesial bite?
• A supernumerary tooth can lead to which outcome?
• Which fixation method involves indirect bonding to enamel?
• Indicate the case in which extraction of the central upper incisor is orthodontically indicated.
• The most common cause of malocclusion is which?
• Which disorders can cause supernumerary teeth?
• Name the age limit specific to the active period of the middle palatal suture.
• Which habit is most commonly associated with malocclusion?
• Which factor is identified as the etiological cause of collapsed occlusion (deep bite)?
• Which of the following ages is NOT the age at which adult swallowing is installed?
• Which of the following is a consequence of a short upper labial frenulum, as described in the material?
• Hypotension of musculus pterigoideus externus is associated with which malocclusion?
• Select what is the most often malocclusion.
• Name directions for use of the Balters bionator, type II.
• If a patient habitually sleeps with the neck flexed, which occlusal pattern is the likely outcome?
• Diastemas and tremas up to 2 mm in children aged 4-5 years are best described as what?
• The limited compensatory ability of primary teeth after tooth loss is primarily due to which factor?
• Which appliance is used to aid feeding in newborns with cleft lip/palate?
• Which tissue reorganizes last, typically taking 2-3 years?
• Which set of landmarks is used to measure facial thirds?
• What is the most frequent cause of early loss of primary teeth?
• What type of action characterizes a fixed orthodontic appliance?
• During a child's first dental visit, which step is essential to begin the process before treatment?
• Infantile swallowing is normative up to which age?
• Meaning of primary preventive treatment?
• Identify the contraindication of dental extraction for orthodontic purposes.
• Myotatic reflex is defined as which of the following?
• Which occlusion disorder is associated with the head being frequently thrown back during sleep?
• Choose the correct cycle of sterilization for instruments in the orthodontic cabinet.
• Kid's age with the highest number of spaces on dental arches?
• Which pathology is caused by prenatal etiological factors?
• What is the primary purpose of a retention appliance in orthodontics?
• How many loops are specified in the vestibular retraction arc components?
• Definition of a physiological space on the dental arch?
• In diagnosing space gaps between dental arches, which descriptors should be reflected?
• What action does the Andresen-Haupl activator perform?
• Which method is used to clinically assess the symmetry of the jaws?
• What is the purpose of prenatal dento-maxillary anomaly prophylactics?
• If a patient sleeps with the neck extended, which occlusal pattern is the likely outcome?
• Which statement defines dental transposition?
• From which anatomical structure should the first impression begin?
• What is the term for the vertical movement of a tooth away from the occlusal plane?
• Which age range corresponds to the second mesialization of the mandible?
• Which malocclusion is associated with a negative overjet?
• Indicate the method of the biometric model study for assessing the development of dental arches in the transverse plane.
• Angle used which relationship to divide Class II into two divisions?
• Which landmark pair is used to calculate the facial index?
• Which tissue reorganizes earliest after orthodontic treatment?
• Which temporary teeth are traumatized most often?
• What is transposition in orthodontics?
• What are the general indications for applying space maintainers in kids?
• Which type of adhesive is used in the composite material for fixing brackets to the enamel?
• Which factor determines how much the teeth will move because of thumb sucking?
• Specify the variety of dento-maxillary anomaly with inverted labial step.
• An anomaly characterized by an increased SNA angle is called which?
• Which is the FMA angle change for hyperdivergent facial growth?
• Which tooth is identified as the most common supernumerary tooth?
• Which characteristic describes fixed orthodontic appliances?
• Which tissue reorganization occurs around 12 months post-treatment?
• Accentuation of the labio-mental fold is seen when which facial condition is present?
• Which deep occlusion type is described as hereditary?
• Thumb sucking movement is most strongly related to which factor in terms of dental effect?
• Tertiary preventive treatment means
• Collective preventive treatment is best described as?
• Which option defines the NAPg angle in retrognathism of the lower jaw?
• Which cephalometric angle value determines the type of facial growth?
• Myogymnastics is defined as which of the following?
• Which element is used for the oral inclination of frontal teeth in a fixed system?
• Which of the following is NOT a skin point used to delimit the floors of the face?
• The critical period to intervene on oral habits to prevent dento-maxillary anomalies typically is around which age?
• Which cephalometric angle is used to determine the type of facial growth?
• According to Angle's classification, the division of Class II is based on the relationship of which teeth?
• The transition from nasal breathing to mouth breathing depends on airway resistance and averages which range?
• Which substance is added to prolong the thickening of gypsum?
• Functional regulator Type II is indicated for which bite pattern?
• Which statement best defines a retention appliance?
• Which option best represents the posterior limit of mandibular movements in the glenoid cavity?
• Which of the following is not described as a component used for retracting the incisor group?
• Which of the following factors is an etiological factor for malocclusion II/2 by Angle?
• What number of classes does Black's classification include?
• In thumb-sucking, which factor is most predictive of dental changes?
• Premature eruption of the inferior anterior teeth can be caused by which condition?
• End of articular process growth occurs in which age range?
• Which angle decreases in deep occlusion?
• Which statement correctly pairs organogenesis and morphogenesis timing?
• What is the minimum floor area required for one dental unit in the orthodontic department?
• Which of the following is indicated for orthopedic treatment in children?
• What is the clinical use of the Fränkel type III functional regulator?
• Which muscle is activated by myofunctional exercises of successive movements of the lip commissures?
• Which impression material is used in orthodontics?
• Which type of preventive treatment is focused on the population or collective groups?
• Which term best describes the facial profile typical of class II / 1 malocclusion gnatic form?
• Which clinical situation requires prosthetic treatment for children?
• Infantile swallowing normative age?
• What is the definition of relapse in orthodontics?
• Which statement best captures a key non-pharmacological approach when preparing a child for dental treatment?
• A reverse labial step is characteristic of which malocclusion?
• Which of the following is a principle of treatment for malocclusion Class III by Angle (functional form)?
• At age 6, a primary second molar relationship in flush terminal plane can lead to which malocclusion?
• Posterior limit of mandibular movements is best described by which statement?
• The 'box lid' occlusion is a feature of which deep occlusion type?
• Which malocclusion is characterized by an adenoidal face?
• What is the recommended interval for changing palatal obturators?
• What is the critical age for breaking bad habits to prevent dento-maxillary anomalies?
• Frenkel type III is indicated for which malocclusion?
• Mesiodens is an example of which type of dental anomaly?
• Which element has double action: retaining and retraction?
• Which malocclusion is associated with the bionator Balters type II appliance according to the material?
• Tooth root shift in the vertical direction is called:
• Head hyperextension during sleep influences which dento-maxillary anomaly?
• Specify the aetiology of Class II/2 Angle malocclusion?
• Which is a clinical extra-oral sign specific for deep bite?
• Which feature is used to distinguish Class II malocclusion subdivisions in the context of the material?
• Which genetic abnormality is frequently associated with vertical inocclusion?
• Which factor among the following is most commonly cited as a contributor to dento-maxillary anomalies due to bad habits via neuromuscular imbalance?
• Deconditioning mouth breathing through gymnastic exercises is indicated in which scenario?
• Why can't primary teeth compensate for disturbed functions after losing one or more teeth?
• What is the stated purpose of prenatal dento-maxillary anomaly prophylactics in the material?
• Age when sucking reflex diminishes?
• Which jaw relationship forms the basis for Fränkel type III regulator's indication?
• The bionator Balters type II is used for which malocclusion?
• Which dental segment is used to divide Class II angle malocclusion into two subdivisions?
• Which value describes the SNB angle in mandibular prognathism?
• In microdentition, the sum of mesiodistal diameters of the four upper incisors is most likely to be less than which value?
• How often should a partially removable prosthesis for children be changed?
• Which cephalometric criterion is distinctive for deep bite skeletal form?
• Head hyperflexion during sleep influences which dento-maxillary anomaly?
• Which set of points is used to measure facial thirds?
• Which of the following ages is NOT within the active period of the middle palatal suture?
• Which statement best reflects the concept of harmonious development of the oral and maxillofacial system?
• Which component of a fixed orthodontic system is placed on the tooth at a concrete distance from the cutting edge?
• Which description best defines secondary preventive treatment?
• Name what are the general factors of gingival recession.
• Early loss of the superior primary canine leads to transposition of which teeth?
• In which dentition stage is the Bionator indicated?
• At what age does the second mesialization of the mandible occur?
• Which malocclusion is listed as associated with deep bite?
• Which distal surface relationship of the second primary molars leads to a permanent first molar Class III relationship by Angle?
• Which group of teeth has more functions?
• Which sequence correctly lists the teeth most often missing in permanent dentition, in descending order?
• Which device operates in three dimensions and is used in correcting certain bite patterns?
• Indicate the indication for extraction of permanent canines for orthodontic purposes.
• Which option is NOT listed as a functional factor in the etiology of vertical inocclusion?
• Which sign characterizes the functional form of Angle Class III malocclusion?
• What is the cause of the functional form of malocclusion Class III by Angle?
• Black classification includes which of the following?
• Indicate what does the electro-myography study.
• Which anesthetic is used with impression material in children?
• Which deep occlusion type has a hereditary character?
• Macrodontia is determined by the mesio-distal sum of which teeth?
• An increased SNA angle is indicative of which condition?
• Prenatal factors can cause anomalies in development of teeth and jaws. Which option lists a prenatal etiological factor?
• What is the time required for alginate to shrink?
• What is the reported effect of functional orthodontic devices on treatment outcomes?
• Open bite is an indication for which appliance?
• Which technique is used to assess tongue activity and its contacts with neighboring elements?
• What does electro-myography measure in the context of the masticatory muscles?
• Which prevention level is primarily concerned with early detection and diagnosis of disorders in the oral region?
• Which component of the Frenkel regulator is specifically linked to stimulating sagittal jaw growth?
• Normosom refers to which description?
• Temporary dentition eruption occurs around which age?
• Which orthodontic appliance is used in the treatment of vertical inocclusion?
• Normosom describes development proportional to chronological age. Which option reflects this definition?
• Which facial profile is associated with a Class II Division I malocclusion according to the material?
• In macrodontia, the criterion is based on the mesio-distal sum of which teeth and threshold?
• In habit-related dento-maxillary changes, which factor describes the neuromuscular balance?
• Which group of teeth determines the second physiological elevation?
• Which distal surface relationship of the second primary molars leads to a permanent first molar Class II relationship by Angle?
• Which tooth is most frequently observed to deviate from its eruption path?
• Which malocclusion has the most frequent relapse after treatment?
• Which option lists the teeth that are most often missing in permanent dentition, in descending order?
• In prognathism of the lower jaw, which statement about the SNB angle is true?
• Fixed orthodontic appliances are characterized by which type of action?
• What is the most common supernumerary tooth?
• Which deep occlusion type is characterized by a 'box lid' occlusion?
• What is the variety of facial profile in class II/1 malocclusion gnatic form?
• A congenital cleft of the maxillofacial area is defined as
• A physiological space is defined as a gap that appears with a specific timing before mixed dentition starts. Which option correctly describes this timing and alveolar shape?
• A congenital cleft of the maxillofacial region is best described as which of the following?
• Which pathology is associated with an increased SNB angle?
• Which sleeping posture is most likely to produce distal occlusion?
• What is the purpose of occlusal therapy?
• What appliance is used in newborns with clefts during the newborn period?
• Which statement correctly describes the concept of harmonious development?
• Which scenario most clearly justifies extraction of the central upper incisor?
• After treatment with a removable apparatus with combined action, the retention period is best described as:
• The recommended interval for changing a partially removable prosthesis in children is approximately:
• Which type of malocclusion may be accompanied by negative sagittal inocclusion?
• A primary preventive treatment is defined as which?
• Which malocclusion requires a retro-pulsation test on the mandible?
• An adenoidal face is most commonly associated with which occlusion class?
• What method is used to assess the activity of the tongue and its contacts with neighboring elements?
• Which dentition is physiologic and characterized by each tooth having two antagonists, with the exception of the upper third molar and the lower central incisor?
• Which scenario indicates extraction of a permanent canine for orthodontic purposes?
• Mark what is the facial profile in malocclusion of II/I class (gnathic form).
• At what age does the growth of the articular process end?
• Which of the following is NOT a direction for use of the Balters bionator Type II?
• Which malocclusion is described by a convex facial profile?
• After fixed appliance therapy, the retention period is commonly recommended to be equal to which duration?
• Which tongue resting position is not a risk factor for vertical inocclusion?
• Microdontia is most commonly seen in which tooth?
• A supernumerary tooth can lead to which of the following?
• Meaning of preventive orthodontic treatment?
• Which statement best defines relapse as described in orthodontics?
• Specify the age at which adult swallowing is installed
• Which appliance is required for treatment of the crossbite?
• Which eruption sequence is associated with the earliest physiological occlusal contact?
• Which method is named after a person and used to study transverse changes of the dental arch?
• Which biometric study method determines the transverse diameters of the jaws?
• Which factor is identified as the mechanism by which persistent bad habits influence dento-maxillary relations?
• What is the technique for fixing the aggregation elements of fixed orthodontic appliances to the enamel?
• Which sleeping posture is most likely to produce mesial occlusion?
• Frontal projection teleradiography is indicated for evaluating which malocclusion?
• Which eruption causes the first physiological elevation of the occlusion?
• Which line is used clinically to assess jaw symmetry?
• The age of physiological infant swallowing is:
• Which statement defines hypodontics?
• What is the cause of relapse of deep occlusion?
• In deep occlusion, which cephalometric angle tends to decrease?
• What does a retention period in orthodontics mean?
• Dental transposition is best described as which of the following?
• Upper lateral incisor unilateral agenesis is best characterized by which statement?
• What is the threshold measurement used to define macrodontia in the mesio-distal sum?
• Indicate the clinical benchmark for the assessment of maxillary symmetry.
• Functional regulator Type I is indicated for which bite pattern?
• In the primary and mixed dentition, fixed space maintainers are indicated for which type of space gaps?
• The regulator of Frenkel function type III is used for which malocclusion?
• A decrease in the Tweed angle indicates which anomaly?
• Which fixed orthodontic treatment is elected for deep bite treatment?
• What is the tendency for the teeth that bound a space gap in primary and mixed dentition?
• In fixed appliance retention, which duration best describes the retention period?
• Choose the malocclusion that can be associated with a low head position during sleep as an etiological factor.
• Radiological signs of a supernumerary tooth include which of the following?