Dental Material Test

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1 / 60

រកចម្លើយត្រូវមួយរបស់Endodontic File – K Type :

a. To hold endodontic files and reamers

b. To enlarge and smooth inner wall of canal

c. To clean inside wall of canal

d. To cut and smooth dentinal walls of canal

2 / 60

ចូរជ្រើសរើសចម្លើយត្រូវ១របស់ Amalgam Well :

a. To hold amalgam before it is placed in preparation and To hold amalgam while loading amalgam carrier

b. To hold amalgam while loading amalgam carrier

c. To hold amalgam before it is placed in preparation

d. To hold amalgam before it is placed in preparation and To mix alloy and mercury into amalgam in a capsule

e. To mix alloy and mercury into amalgam in a capsule

3 / 60

Most common complication after tooth extraction is:

a. Bleeding

b. Alveolar osteitis

c. Infection

d. Swelling

4 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Suture Scissor

b. Needle Holder

c. Hemotat

5 / 60

រូបភាពនេះជាអ្វី?:

a. Liner Applicator

b. Tanner Carver

c. Applicator

6 / 60

Diamonds are superior to bur for cutting:

a. Soft tissues

b. Dentine

c. Cementum

d. Carries

e. Enamel

7 / 60

What is the function of the Hollenback Carvers?

a. To contour and carver occlusal and interproximal anatomy in other restorative and temporary filling material

b. To trim interproximal amalgam restoration, recreating contour of proximal wall

c. To condense restorative material

8 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Back Action Hoe

b. Interdental Knife – spear Point

c. Interdental File

9 / 60

Biologically active sealer which promote peri-apical healing contain:

a. Silver-points

b. Zinc phosphate

c. 2no Engenol

d. Ca(OH)2

e. Cortico- steroids

10 / 60

For the extirpation of entire pulp, necrotic debris, and foreign material, one should use:

a. Files

b. Bures

c. Reamers

d. Plain broaches

e. Barbed Broaches

11 / 60

តើមុខងាររបស់ Root – Tip Elevators:

a. To lift and remove small root tips in difficult area

b. To use on posterior teeth

c. To lift and remove fragment of root

12 / 60

តើមុខងាររបស់Endodontic File K Type?:

a. To remove pulp tissue from canal

b. To cut and smooth dentinal wall of canal and To enlarge inner walls of canal

c. To clean inside walls of canal

13 / 60

រូបភាពនេះជាអ្វី?:

a. Mandrel

b. Finger spreader

c. Gates glidden

14 / 60

រូបភាពនេះជាអ្វី?:

a. Polishing brush

b. Polishing bur

c. Polishing Cup

15 / 60

រកចម្លើយខុស១នៃមុខងាររបស់Glick Instrument :

a. To use for final filling of canal

b. To condense gutta- percha into endodontically prepared teeth using pluger end

c. To serve excess gutta- percha after plugger end is heated

16 / 60

Disposable prophy cup ប្រើសំរាប់polishing លើធ្មេញ :

a. For polishing occlusal surface

b. For deep grooves on lingual surface of anterior teeth

c. For polishing all surface of teeth

d. For polishing anterior teeth

17 / 60

រូបភាពនេះជាអ្វី?:

a. Couplands Chisel

b. Luxator

c. Elevator

18 / 60

ចូររកចំលើយខុស១នៃ Resorbable suture :

a. Chromic gut

b. polypylene

c. Gut plain

19 / 60

Function for used of Wheel Burs are:

a. To reduce a tooth for crown preparation for subgingival margins

b. To reduce a tooth for crown preparation on lingual aspect of anterior teeth

c. Removal of temporary filling

d. Remove of cyst

20 / 60

What are the functions of the Orthodontic Bracket?

a. To place bracket on tooth for bonding

b. To hold and carry bracket by placing tip of plies into slot of bracket

c. To hold Orthodontic arch wire in place

21 / 60

រូបភាពនេះជាអ្វី?:

a. Spatula

b. Carver

c. Wax knife

22 / 60

រូបភាពនេះជាអ្វី?:

a. Scissors

b. Rubberdam Clamp

c. Rubberdam tweezers

23 / 60

ចូលជ្រើសរើសមុខងាររបស់Surgical Electrical Hand piece Unit:

a. To use with bur for intraoral cavity preparation

b. To use for class I or class VI cavity preparation

c. To use with depth drills for implants

d. To use with endodontics nickel –titanium rotary instruments

24 / 60

តើReamer ប្រើmotion អី :

a. Used with push – pull motion

b. Used to cut and smooth dentinal walls of canal

c. Used with twisting motion

25 / 60

តើមួយណាជាមុខងាររបស់Elastic Separating Pliers:

a. To grip place separators around contact area of tooth

b. To separate teeth to banding a tooth for orthodontic braces

c. To place around contact area of tooth

26 / 60

ដើម្បីយកpulp tissue ពីcanal គេប្រើឧបករណ៏អ្វី:

a. File – Hedstrom

b. Reamer

c. File- k type

d. Broach

27 / 60

តើ Enamel Hatchet ប្រើ motion មួយណា?

a. Use with pulling and push motion

b. Use with push motion

c. Used with pulling motion

28 / 60

តើមុខងាររបស់Dental Dam Forcepsគឺ៖:

a. To isolate teeth for dental procedures

b. To mark holes on dental dam

c. To place dental dam clamp on tooth and to remove clamp after procedure

d. To anchor and stabilize dental dam

29 / 60

ចូរជ្រើសរើសចំលើយខុសចំនួន០១សំរាប់មុខងារ Burnishers:

a. To initial carving of amalgam

b. To contour matrix band before placement

c. To carry and place temporary restorative material

d. To smooth amalgam after condensing

30 / 60

ចូររកចំលើយត្រូវ១នៃ Crown and Bridge Scissors ?:

a. To crimp and contour marginal edge of temporary crown

b. To trim aluminum temporary crowns on gingival side, to trim custom temporary crowns

c. To trim custom temporary crowns

d. To trim custom temporary crowns

31 / 60

រកចម្លើយខុស១នៃ មុខងាររបស់Air Abasion Unit and Handpiece Attachment:

a. To use for class I or class IV cavity preparation

b. To control bleeding

c. To use for preparation of occlusal surface for sealants

32 / 60

រកចម្លើយត្រូវ១របស់រូបរាងFile – K Type :

a. Twisted design- more twists per millimeter than reamer

b. Triangular cutting edge

c. Twisted triangular cutting edge

33 / 60

រូបភាពនេះជាអ្វី?:

a. Ultrasonic Scaler Universal

b. Ultrasonic Scaler Furcation

c. Straight Sickle Scaler

34 / 60

ចូរជ្រើសរើសចម្លើយ១សំរាប់ To contour or cut models in the laboratory:

a. Laboratory Bur – Acrylic Bur

b. Magnetic Bur Block with Burs

c. Rubber Points

d. Laboratory Bur-Diamond Disc

35 / 60

រកចម្លើយត្រូវ១នៃមុខងាររបស់ Gutta – Percha :

a. To dry pulp chambers of canal

b. To place endodontic sealer or cement in canal for final seal before placement of gutta –percha

c. To fill chamber after completion of canal preparation

36 / 60

How can you identify bon the floor of the pulp Chamber in molar:

a. It is hard

b. It is dark brown

c. It is grey

d. It is smooth

37 / 60

តើមូយណាមុខងាររបស់ Tissue Forceps :

a. To cut tissue with blade

b. To hold tissue during surgical procedures

c. To cut tissue

d. To hold blade in place

38 / 60

តើUniversal Mandibular Forceps for extraction mandibular first and second molars :

a. No. 10s

b. No. 17

c. No.16

39 / 60

រូបភាពនេះជាអ្វី?:

a. Polishing strip

b. Articulating paper

c. Wax

40 / 60

រកចម្លើយត្រូវមួយ របស់ ឧបករណ៏ Luxating Elevator:

a. To cut periodontal ligaments before extraction

b. To loose tooth from periodontal ligaments before extraction

c. To separate and lift tooth from socket

41 / 60

ចូរជ្រើសរើសចម្លើយត្រូវ១របស់ Matrix Band Retainer:

a. To maintain stability of matrix band during condensation of restorative material for class II preparation

b. To replace missing proximal wall or walls of cavity preparation for condensation of restorative material for class II preparation

c. To hold matrix band in place along gingival margin of class II, class III or class preparation

42 / 60

តើរកចម្លើយមួយត្រូវ របស់ Endodontic Plugger :

a. To carry and place material into tooth

b. To help condense gutta- percha vertically in canal

c. To help condense gutta- percha lateral in canal

43 / 60

រូបភាពនេះជាអ្វី?:

a. Periodontal Probe

b. Cotton force

c. Back Action Hoe

44 / 60

តើElastic Separators ដាក់លើធ្មេញលេខណា:

a. Molar

b. Cuspid

c. Premolars

d. Molars and premolars

45 / 60

Dental Dam Punch តើចម្លើយមួយណាសំរាប់ចោះ Dental dam ដាក់លើធ្មេញ molars:

a. No. 2

b. No. 5

c. No. 4

d. N o. 3

46 / 60

តើមួយណាជាមុខងាររបស់ Orthodontic Hemostat :

a. To hold and place separators

b. To remove bonded brackets

c. To place and remove arch wires

47 / 60

Diamonds superior for bur cutting ?:

a. Enamel

b. Caries

c. Dentine

d. Cementum

48 / 60

What is function of Saliva Ejector Tip:

a. To evacuate large volumes of fluid and debris from the oral cavity

b. Use on mandibular arch

c.  To evacuate smaller volumes of fluid from the oral cavity

49 / 60

Instruments used for handing resins are made of :

a. Carbon steel

b. Gold

c. Teflon coated metal

d. Stainless streel

50 / 60

Long Needle មានប្រវែងប៉ុន្មាន:

a. 3 inches long

b. 2 inches long

c. 1.5/8 inches long

d. 1 inch long

51 / 60

What is the function of Surgical Evacuation Tip:

a. To evacuate large volumes of fluid and debris from the oral cavity

b. To retract tongue during evacuation

c. To evacuate fluid from oral cavity and surgical sit

52 / 60

Which of the following is the appropriate file for removing gutta- percha from root canals?:

a. K file

b. H file

c. S file

53 / 60

តើគេយកសម្ភារៈអ្វីមកបិតបំពេញ pulp chamber after completion of canal preparation:

a. Lentulo Spiral

b. Paper Points

c. Endodontic Irrigating Syringe

d. Gutta- Percha

54 / 60

តើStraight Chisel ប្រើ motion មួយណា?

a. Used with pulling motion

b. Use with push motion

c. Use with pulling and push motion

55 / 60

តើEndodontic file and reamers ពណ៏ខៀវលេខប៉ុន្មាន:

a. No. 25

b. No. 20

c. No. 30

56 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Woodson

b. Discoid- Cleoid Carver

c. Hollenback Carvers

57 / 60

What is function of Matrix Bands:

a. To replace missing proximal wall or walls of cavity preparation for condensation of restorative material for class II

b. To hold matrix band in place a long gingival margin of class II , class III or class IV

c. To maintain stability of matrix band during condensation of restorative material for class II

58 / 60

To remove subgingival / supragingival calculus

a. To remove subgingival / supragingival calculus

b. To remove bone adjacent to teeth without causing trauma

c. To remove tissue

59 / 60

រូបភាពនេះជាអ្វី?:

a. Root Tip Elevators

b. Root tip Picks

c. Root Elevators

60 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Dental Dam Stamp

b. Dental Dam Frame

c. Dental Dam Template

Your score is

The average score is 83%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត