풀어봅시다!!!

 2010년 3월 12일 QUIZ  

문제1:According to 'tooth whiteningeffect~' (AO 2009; 79: 77-83)

   (1) Brackets to previously bleached teeth have an increased chance
       of b. failure. (O, X)
   (2) Mn. teeth have a higher incidence of b. failure after
       bleaching. (O, X)
   (3) If orthodontic bonding is delayed for 2-3 wks after bleaching,
       bond failure will be increased. (O, X)

문제2: According to 'Dentoalveolar development~' by Thilander (EJO 2009; 31: 109-201)

(4) Palatal height increase continuously during the total observation period. (O, X)

2010년 3월 19일 QUIZ  

문제 1: Recent study in relation between arch length and functional well-bing(J oral Rehabil 2009; 36: 338-45) was found that

       In shortened dental arch group,
                 functional limitation was (       )
                 self-rated satisfaction was (      )
                            than in complete dental arch group

문제 2: Accordin to 'Influence of pt. financial account status on orthodontic appointment attendance' (Angle Orthod 2009; 79: 755-758)

1) The appointment failure rate;
             males (  ) females
             overdue account (  ) account that is current

2) of pt. who missed their appointment, ( ) also missed the subsequent reappointment

2010년 3월 26일 QUIZ  

문제 1: Bisphosphonate have been effectively used to treat (        ). However, recent study reported that bisphosphonate is related to (       ) in jaw. This pathologic phenomenon is related to poor bone turnover. The inhibition of (            ) by bisphosphonate, not only deregulates bone (             ), but also interferes with bone (        )

문제 2: According to 'Twenty-year cohort study of health gain from orthodontic treatment : TMD', (AJODO 2009; 135: 692.e1-692.e8)

which factors are the predictors of TMD in young adulthood?

1.female
2.high self-esteem scores
3.orthodontic tx in adolescence
4.TMD in adolescence
5.manual-social class

2010년 4월 2일 QUIZ  

문제 1: In recent study on the impact of Mn. 3rd molars on angle fractures in India, (J Oral Maxillofac Surg 2009; 67: 968-972)
if Mn. 3rd molars were presented, Angle fx is (               )
Mn. 3rd molars were (          ), Angle fx is increased.

문제 2: Dr. Levin said in JADA, 2009, "(      ) rule the practice".
For system development, he recommend taking 3 steps.
1st. evaluate & (             ) outdated systems.
2nd. (         ) all systems
3rd. implement robust systems to achieve superior customer service.

2010년 4월 9일 QUIZ  

문제 1: According to 'Pt'perceptions, treatment need, and complexity of orthodontic tx' in Netherlands, (EJO 2009; 31: 189-195)

Patients seeking re-treatment had

문제2: In recent study fordetermine the prevalence of nickel allergy & longitudinal evaluation of periodontal abnormalities in orthodontic allergic pts.

The prevalence of nickel allergy in ortho pt is ( 5, 17, 30 )%.

A cumulative effect of nickel thorough out ortho tx is associated with clinically significant periodontal abnormalities. ( O , X )

2010년 4월 16일 QUIZ

문제 1. According to 'The effect of force, timing, and location on bone-to-implant contact of miniscrew implants' from Baylor College of Dentistry (EJO 2009; 31; 232-240)

Bone-to-implant contact was affected by (              ) – multiple chose

   
1. Timing of force application
2. Amount of force applied
3. Implant location (Mx. Or Mn,)
4. Gender
5. Age
6. None of above

문제 2. Mohamed I. Masoud et al. found the IG F-1 levels were highest at the hand-wrist skeletal stages that were previously associated with the greatest amount of mandibular growth. ( O , X ) (AJODO 2009; 136; 59-64)

2010년 4월 23일 QUIZ

문제1. In recent issue of AJODO 2009 for ‘a nonradiographic approach to detect Cl III skeletal sicrepancies, Drs. CB Staudt and S Kiliaridis from Switzerland found that (AJODO 2009; 136: 52-58)

1. Soft-tissue facial characteristics showed strong correlations with several skeletal syructures of skeletal Cl III subjects.  (O, X)

2. Skeletal ANB was highly related to soft-tissue A’N’B’  (O, X)

3. Soft-and hard-tissue lower ant. Facial heights were strongly correlated  (O, X)

4. A soft-tissue A’N’B’ angle of (   )˚ is critical value below whiich skeletal Cl III can be implied.

2010년 5월 7일 QUIZ

문제1: According to `changes in the TMJ disc position after O-surgery’ in Triple-O 2009,(Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2009;108:15-21)

1) the disc position had shown statisically significalt differences between pre- and post- operation in the closed stste   ( O, X )

문제2: 1) Pt’s post-tx satisfaction is correlates with (Angle Orthod 2009;79:821-827)

2) Pt’s pre-tx self-assessments of possiivle selves for esthtics is correlated with

2010년 5월 14일 QUIZ

문제1: Areview article investigated the optimal timing for orthodontic extrusion of traumatically intruded teeth. The treat time for the delayed extrusion was much (Dent Traumatol 2009;25:380-385)

(                  ) than for these treated immediately.

문제2: A multi-center study was conducted to evaluate the relationship of BMI to post-operative stability for patients who underwent BSSO using statistical analysis including ANOVA. (AJODO 2009;136:175-184)

(1) BMI is an abbreviation for                                    
(2) BSSO is an abbreviation for                                   
(3) ANOVA is an abbreviation for                                  

2010년 6월 4일 QUIZ

문제1: According to the study to measure the degreeof satisfaction with their smile in a group of rehabilitated cleft patients, and to compare this rating to that of dental professionals. (Cleft Palate Craniofac J 2009;46:381-387)

(1) Patients rated their smile at 7.6 of 9 which is in the aesthetically (                      ) category.

(2) The periodontists rated the same smiles as 5.2 of 9 which was in the aesthetically

문제2: Describe full names for following abbreviations.
      (See Kime et al, 4 AJODO 2009 ;136 ;268)

(1) TAD:
  (2) TSAD:
  (3) SLA(SAL surface- treated implant):

2010년 6월 25일 QUIZ

문제1: Dr. Rinchuse reported an opinion article ( titled ) regarding “ Orthodontic gnathology”. True or False, for following.(AJODO 2009;136:322-330)
 

1) Condyle position is the primary cause of TMD.       (                     )

2) Orthodontic treatment causes TMD.                (                     )

3) High molar restoration provokes TMD.
   (                     )

4) CR is the key to the diagnosis and treatment of TMD.         (                     )

5) Articulatus play a critical role in orthodontic diagnoses.       (                     )

6) It would be difficult to prove that any CR position is current for all patients. (                     )

2010년 7월 2일 QUIZ

문제1:The researchers from Sloveniareported a study “ Early crossbite correction : a three – dimensional evaluation”. They scanned the faces of the children using a laser scanner and evaluated an improvement of false asymmetry with X- bite correction. How did they investigate the degree of asymmetry using 3D facial images? ( EJO 2009;31:352-356)

문제2:  RME is usually defined as 2 turns / day. How about the rate of SME (Slow amatically expansion ) ? ( According to uw study ) (AJODO 2009;136:331-339)

2010년 7월 9일 QUIZ  

문제1: A group of researchers from Univ of Cologne Investigatedthe effect that age, gender, BMZ and dental restrorations have on the subjective quality of CBCT images.(Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2009;108:e108-e116)

(1) The results showed

               (no, high) relationship with gender.
                 (no, high) relationship with BMI

(2) The image quality decreased as the subject’s age
      (decreased,increased)
      And as the preseance of metal restorations
      (decreased,increased  )

2010년 9월 3일 QUIZ  

문제1: According to special article written by Drs. Riolo and Vaden,the specialty of orthodontics has an (       ) and right to develop criteria and standards of care.

문제2: A group of researchers from the Yonsei Universityinvestigated and influence of the length of the loading period after the placement of mini-implants on changes in bone histomorphology. The results showed that immediate loading of mini-implants is (         ) for orthodontic applications.

2010년 9월 10일 QUIZ  

문제1: According to the study by a group of researchers in Detroit, (         ) long-term dento-skeletal differences were observed between the functional appliance groups and matched controls.

문제2: The AnatoModel is a 3D digital study model created directly from the CBCT scan data. Describe a major problem to create an accurate model, and explain how to resolve it.

2010년 9월 17일 QUIZ  

문제1: A group of researchers from Italy investigated whether the placement of medical-grade (            ) in fresh extraction sockets might affect the quality.of newly formed bone. The results showed ( less,  same,  more) shrinkage of the alveolus compared to control group.

문제2: According to the study by Tsurumi University, correction of unilateral posterior cross-bite results in conversion of a (        ) chewing pattern to a normal (         ) chewing pattern.

2010년 9월 24일 QUIZ  

문제1: There was no fifference in survival rates among the experimental groups. (o, x)

문제2: SAE groups had highter RTVs(removal torque values) compared to machined group during the early healing period. (o, x)

문제 3: There was no histologic evidence of inflammatory response eitherat the root surface or in the pulp. (o, x)

문제 4: Plup necrosis, external resorption, and ankylosis were not found. (o, x)

2010년 10월 1일 QUIZ  

문제2: There was a high correlation between the A-P measurement and the cross-sectional area in this normal group ( o, x )

문제3: The bond strengths of the control group were (             ) higher than that of other 2 groups.

답

 significant문제4: The shear bond strength for group that had brackets bonded 30 days after bleaching were higher than those of the other bleaching group, there were (             ) different.

2010년 10월 8일 QUIZ

문제1: The salivary flow rate was (               ) in subjects with fixed appliances 1 month after placement.

문제2: The content of the saliva was different at 1 month with (            ) levels of sodium and chlorine but (           ) levels of calcium and phosphate.

문제3: The thicknest bone density was found (     )mm posterior to the incisive foramen and between (         ) and (       )mm on either side of the median palatal suture

2010년 10월 15일 QUIZ  

문제1: The maxillary ICW, IPW, IMW all increased during palatal expansion treatment. (o, x)

문제2: After edgewise appliance removal, these widths continued to decrease, with the greatest decrease occurring in the ICW. (o, x)

문제3: Bilateral cleft repairs required a higher rate of revision surgery. (o, x)

문제4: Demineralized bone matrix(DBM) showed significant effect on the success rate in this sample  (o, x)

2010년 10월 29일 QUIZ  

문제1: The inexperienced operators generated a statistically (           ) frequency of root contacts than did the experienced group.

문제2: The susceptible teeth to contact during the surgery were the maxillary (       ), and the mandibular (              )

2010년 11월 5일 QUIZ  

문제1: Occlusal force and contact area both showed statistically significant increases (o,x)

문제2: Anteroposterior occlusal balance was moved forward. (o,x)

문제3: Both oclusal force and area returned to near baseline level 1 month after exercise.

2010년 11월 12일 QUIZ  

* According to ‘Stability of open bite correction with sagittal split osteotomy and closing rotation of the mandible’

문제1: Mandibularosteotomy with counter-clockwise rotation of the mandible is a relatively stable procedure for correcting anterior open bite. (o,x)

문제2: Allpatient had a positive overbite at 1 year of follow-up, indicating that skeletal relapse was not observed postoperatively. (o,x)

문제3: 17β estradiol has been shown to (           ) inflammation and bone resorption in women

문제4: Ethinylestradiol has been shown to (         ) inflammation and bone loss

2010년 11월 26일 QUIZ  

* According to ‘cementum, pulp, periodontal ligament, and bone response after direct injury with orthodontic anchorage screw : A histomorphologic study in an animal model’

문제1: Roots penetrated by orthodontic miniscrew showedpulpal necrosis. (o,x)

문제2: Necrosis and inflammation changes were not seen inthe periodontium of any of the damage root. (o,x)

문제3: Most mesiodens were located(palatally / labially)

문제4: Crown shape of the misiodenswas mainly (conical / tuberculate)

문제5: Complications from mesiodenswere found in about (50% / 100%) of patients.

2010년 12월 3일 QUIZ  

문제1: A statistically significant gender difference was not found in tooth size discrepancy. (o,x)

문제2: There was a tendency for mandibular tooth size excess in subjects with an Angle Cl II malocclusion. (o,x)

*Accrding to “ Regression of post-orthodontic lesions by a remineralizing cream”

문제3: The treatment group received a remineralizing cream that contained

2010년 12월 24일 QUIZ  

문제 1: Real acupuncture subjects experienced a reduction in pain. Compared to those subjects who received the sham acupuncture. (o,x)

문제 2: No pain reduction was observed in the sham acupuncture group. (o,x)

한 주에 한 명의 대학원생이 그 주에 공부하게 되는 논문 내용 중 한가지를 선택하여 tape를 dictation해온 내용을 함께 모여 공부하는 시간입니다. 영어 청취력 향상과 함께 presentation 기법을 배울 수 있는 좋은 기회라고 생각합니다. Dictation된 글은 임회정 교수님께서 확인 수정합니다.