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20150303 Craniofacial growth and development (馮懷珍) 1. 上顎發育為下列何者? (C) A. cartilage B. epiphyseal plate C. intramembranous ossification D. endochondral ossification 2. 下列關於顱頂(cranial vault)生長方式的敘述,何者正確? (A) (A) 完全由骨膜內骨化(intramembranous ossification)而成 (B) 完全由軟骨內骨化(endochondral ossification)而成 (C) 由骨膜內骨化(intramembranous ossification)和軟骨內骨化(endochondral ossification)而成 (D) 完全由骺板生長(epiphyseal growth) 3. 下列關於男女性在青春生長快速期的敘述,何者正確? (D) (A) 男生比女生早一年 (B) 男生比女生早二年 (C) 女生比男生早一年 (D) 女生比男生早二年 4. 下列有關上顎骨的生長敘述何者正確? (C) (A) 當上顎骨往前下方生長,前方骨表面呈骨沉積(apposition) (B) 上顎牙弓增長的主因是上顎鼻竇的增大 (C) 當上顎骨往前下方生長,後方與顱底交接的骨縫處呈骨沉積 (D) 上顎齒槽骨垂直增長的主因是鼻腔底部的骨沉積 5. 根據 Enlow 的發,有關 maxilla mandible 在生長發育過程中的骨重塑(bone remodeling),下列 敘述何者錯誤? (B) (A) maxilla 的前緣為骨吸收 (B) 鼻腔底部為骨沈積 (C) mandible 的下顎枝(ramus)的後緣為骨沈積 (D) mandible 的冠狀突前緣(coron oid process)為骨吸收 6. 關於生長,下列何者錯誤? (C) (A)顱顏面部占全身的比例由出生開始到成年逐漸下降 (B)顏面部占整個頭顱的比例,在幼兒期比在成年要小,是因為顏面部在出生後有較多成長 (C)身體各部份的組織均是在成年時達到最大體積 (D)觀察生長曲線時,每年身高增加量比起每年身高更能看出生長高峰期
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[Ortho] 106Quiz

Sep 07, 2015

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  • 20150303 Craniofacial growth and development ()

    1. ? (C)

    A. cartilage

    B. epiphyseal plate

    C. intramembranous ossification

    D. endochondral ossification

    2. (cranial vault),? (A)

    (A) (intramembranous ossification)

    (B) (endochondral ossification)

    (C) (intramembranous ossification)(endochondral ossification)

    (D) (epiphyseal growth)

    3. ,? (D)

    (A)

    (B)

    (C)

    (D)

    4. (C)

    (A) (apposition)

    (B)

    (C)

    (D)

    5. Enlow maxilla mandible (bone remodeling)

    ? (B)

    (A) maxilla

    (B)

    (C) mandible (ramus)

    (D) mandible (coron oid process)

    6. (C)

    (A)

    (B)

    (C)

    (D)

  • 7. , (D)

    (A) Tweed

    (B) Enlow

    (C) Moss

    (D) Bjork

    8. (growth site)? (A)

    (A)(symphysis)

    (B)(condylar process)

    (C)(coronoid process)

    (D)(the posterior surface of the ramus)

    9. (Scammons curves of growth) (C)

    (A) (lymphoid)

    (B) (neural)

    (C) (general)

    (D) (genital)

    10. functional matrix theory of growth Moss

    11. Meckels cartilage (C)

    (A)Meckels cartilage

    (B) Meckels cartilage

    (C) Meckels cartilage TMJ

    (D) 30

    12. ,(intramembranous growth) (C)

    1 (cranial vault) 2 (spheno-occipital synchondrosis)

    3 (maxilla) 4 (mandible)

    (A) 123

    (B) 124

    (C) 134

    (D) 234

  • 20150310 Craniofacial growth and development ()

    1. infantile swallow (C)

    (A) contraction of musculature of lips

    (B) Posterior pharyngeal muscle

    (C)

    (D) groove

    2. Infantile swallow

    3. ? (~ )

    (A) chewing movements

    juvenile pattern: jaw moves laterally on opening

    adult pattern: jaw opens straight down

    (B) swallow: sucking habits persists; no total transition to the adult swallow

    (C)

    (D) maturation of oral function: from anterior to posterior

    (lip activity posterior parts of tongue pharyngeal structures)

    4. ? (C)

    (A) ABDCE

    (B)Leeway space (?

    (C)Primate space lateral incisor canine

    (D)Primate space first molar second molar

    5. pre-emergent reuption?

    (A) The metabolic activity of PDL is important

    (B) It begins soon after the growth of the root is complete

    (C) About primary failure of eruption, though takes much time, it can move into correct position by

    orthodontic management.

    (D) during the crown formation, buccal drift of dental follicle takes a lot to eruption mechanism.

    6. Maxilla / mandible

  • 7. ()?

    (A) normal mesial step

    (B) class 2 mesial step

    (C) class 1 flush terminal end

    (D) The amount of differential mandibular growth &

    molar shift into the leeway space determines the

    molar relationship

    8. maxillary ( maxillary sinus)

    9. long-face type

    10.

    (1) () > > transverse > A-P > vertical

    (2) () Late crowding

  • 20150317 Orthodontic cephalometrics ()

    Assessment of vertical facial problem ()

  • 20150324 Assessment of anterior-posterior facial problem () (lab only)

  • 20150331 Wire and Material + Tissue Growth +

    Space analysis and Bolten Ratio ()

    1. (B)

    (A)_Continuous (B)Interrupted

    (C) Stationary (D) Intermittent

    2. headgear(C)

    (A) Continuous force (B) Interrupted force (C) Intermittent force (D) (E)

    3. (D)

    (A) Tipping (B)Translation (C)Extrusion (D) Intrusion (E)Rotation

    4. heavy pressure

    (A) 4 hours later (B) 2 days later (C) 3~5 days (D) 1~2 weeks

    5. heavy pressure

    1_Frontal resorption 2_Undermining resorption 3_hyalinized area 4_steril necrosis

    (A) 1, 3

    (B) 2, 3

    (C) 2, 4

    (D) 1, 3, 4

    (E) 2, 3, 4

    6. _

    7.

  • 8.

    9. (finger spring) 2 (springiness)

    (A) 2 (B) 4 (C) 8 (D) 16

    10. (super-elasticity)?

    (A) Austenitic NiTi (B) Martensitic NiTi (C) Beta-Titanium (TMA) (D) Cobalt-Chronium Alloy

    11. load delfection rate ?

    (A) 0.016 stainless steel wire

    (B) 0.016 blue elgiloy wire

    (C) 0.016 NiTi wire

    (D) 0.016 TMA wire

    12.

    main arch wire

    A, B, C ?

    13. hysteresis?

    14. shape memory ?

    (A)

    (B) TTR stiffness

    (C)

    (D) Cu-Niti

    15. low hystereis high hysteresis? (A) low (B) high

    16. () hysteresis?

  • 20150407 Orthodontic mechanics (I) + Rapid Maxillary Expansion ( )

    (20150402 )

    1. in adolescents, expansion across the suture can be done in many ways, () ACE

    (A) rapid expansion with a jackscrew device attached to the maxillary posterior teeth, the original

    (1960s) method, typically at the rate of 0.5~1 mm/day

    (B) rapid expansion with a jackscrew device attached to the maxillary posterior teeth, the original

    (1960s) method, typically at the rate of 1~1.5 mm/day

    (C) slow expansion with the same device at the rate of approximately 1 mm per week, the method

    advocated more recently

    (D) slow expansion with the same device at the rate of approximately 2 mm per month, the method

    advocated more recently

    (E) expansion with a device attached to bone screws or implants, so that the force is directly applied to

    the bone and there is no pressure against the teeth

  • 2.

    1 Total

    2 Skeletal

    3 Dental

    3. Quad-helix expander

    Proffit skeletal : dental = _____ : _____ ?

    4. : D

    (A) frontomaxillary suture

    (B) zygomaticomaxillary suture

    (C) pterygopalatine suture

    (D) midpalatal suture

    5. removable palatal expansion appliance

    (A) 4.5 mm

    (B) (jackscrew)

    (C) (retention) 3-6

    (D) (bodily movement)

    6. maxillary expansion D

    (A) Rapid expansion: 0.5 mm or more per day

    (B) Semi-rapid: 0.25 mm / day

    (C) Slow expansion: 1 mm / week

    (D) All of above

    7. rapid maxillary expansion ? C

    (A) primary dentitionearly (B) mixed dentitionearly (C) adolescent stage (D) adult

    8. rapid palatal expansion ?

    (A) suture interdigitation bone spicule microfracture

    (B) two turns daily of the jackscrew 0.5mm

    (C) 10-20g palatal suture

    (D) suture suture suture

  • 9. slow palatal expansion ?

    (A) rapid palatal expansion bone

    (B) dentition 2g

    (C) suture bone formation

    (D) 10~12 weeks dental effect skeletal effect

    10. ?

    (A) Couple = Force, translation

    (B) Mc/Mf = 0 control tipping

    (C) couple center of resistance

    (D) Center of resistance center of mass

    11. :

    (A) intrusion (B) root uprighting (C) tipping (D) translation

    12. center of

    resistance center of rotation

    (moment)

    translation?

    13.

    (A)

    (B)

    (C) (Mc/Mf)

    (D) -

    14. center of resistance

    (A) (B) (C) (D)

    15. which of the following is incorrect?

    (A) if the line of the action of an applied force does not pass through the center of resistance, a

    moment . necessarily create

    (B)

    (C) _

    (D) _

  • 20150414 Orthodontic mechanics (II)

    contemporary approach to CII malocclusion ()

    (0409 ) Symmetric V bend

    Asymmetric V bend (1/3D)

    Asymmetric V bend (1/4D)

  • 20150428 Classification, diagnosis and Treatment planning for malocclusion

    Contemporary orthodontic anchorage and TADs Lab

  • 20150505 Contemporary fixed orthodontic appliance

  • 20150512 Treatment of nonskeletal problems in preadolescent children

    (ABCD) DBCC / C (ABCD)

  • ACA / CAABA

  • 20150519 Treatment of skeletal problems in preadolescent children

    DDB?D / DBB

  • CCBB

    13 : correct severe dental , & trauma,

    skeletal problem ,

  • 20150526 Contemporary approach to Class II malocclusion

    CCCCC / BB

  • AAB / CD

  • 20150602 Contemporary approach to Class III malocclusion

    1. arch form ?

    (A) arch form space

    (B) arch form buccal cortical bone

    (C) arch form ovoid shape stability

    (D) arch form relapse

    2. ortho relapse ?

    (A) contact area

    (B) PDL fiber

    (C) tongue habit

    (D) mandible further forward growth

  • 9._ Which one is the least unlikely extraction pattern while treating class III patient with surgical-

    orthodontic approach?

    (A) Ext U5L4

    (B) Ext U4

    (C) Ext U5

    (D) Non extraction of upper and lower dentition

    10._ facemask ?

    (A)

    (B)

    (C)

    (D)

    DACC / BC / AC

  • 20150609 Retention

    CBBDC / D

  • 7. (relapse)

    1.

    2.

    3.

    (A) 3 > 2 > 1 (B) 2 > 3 > 1 (C) 3 > 1 > 2 (D) 1 > 2 > 3

    DCDA / CCD

  • 20150616 Surgical intervention to orthodontics

    20150623 Special considerations in treatment for adult