Dental Material Test

1 votes, 5 avg

You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed*

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1 / 60

Long Needle មានប្រវែងប៉ុន្មាន:

a. 1 inch long

b. 3 inches long

c. 1.5/8 inches long

d. 2 inches long

2 / 60

តើមុខងាររបស់Dental Dam Forcepsគឺ៖:

a. To mark holes on dental dam

b. To anchor and stabilize dental dam

c. To isolate teeth for dental procedures

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

3 / 60

Endodontic Plugger is used in:

a. To mix filling materials

b. To remove an obturation

c. To condense gutta percha vertically in canal

d. To introduce a filling material in caries cavity

4 / 60

Enamel Hatchet គេប្រើវាសំរាប់ធ្វើ :

a. To remove enamel not supported by dentin

b. To clean and smooth floor and walls in cavity preparation

c. To clean and smooth walls in cavity preparation and To remove enamel not supported by dentin

d. To plane and cleave enamel in cavity

e. To clean and smooth walls in cavity preparation

5 / 60

តើចម្លើយមួយណាជា Inverted Cone Bur :

a. To remove caries

b. To remove caries and To establish retention in tooth for cavity preparation

c. To establish retention in tooth for cavity preparation

d. To form inner walls of cavity preparation

e. To cut cavity preparation

6 / 60

រូបភាពនេះជាអ្វី?:

a. Scissors

b. Rubberdam tweezers

c. Rubberdam Clamp

7 / 60

តើEndodontic Explorer មានតួនាទី:

a. To curette inside of tooth to base of pulp chamber

b. To smooth amalgam after condensing

c. To grasp and lock material for transfer into and out of oral cavity

d. To locate opening of small canal orifices or endodontics procedure

8 / 60

Dental Dam Punch តើចម្លើយមួយណាសំរាប់ចោះ Dental dam ដាក់លើធ្មេញ molars:

a. No. 5

b. No. 2

c. N o. 3

d. No. 4

9 / 60

តើEndodontic file and reamers ពណ៏ខៀវលេខប៉ុន្មាន:

a. No. 30

b. No. 25

c. No. 20

10 / 60

មុខងាររបស់ Rongeurs:

a. To contour alveolar bone after single or multiple extractions

b. To remove or smooth rough edges of alveolar bone

c. To trim and remove excess alveolar bone after extraction of teeth

11 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Elastic Separators

b. Elastic Separating Pliers

c. Orthodontic Band

12 / 60

Dental mouth Mirror can be:

a. Convex

b. Concave

c. Biconvex

d. Biconcave

13 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Diamond Bur – Wheel

b. Diamond Bur – flame

c. Finishing Bur

14 / 60

តើ Enamel Hatchet ប្រើ motion មួយណា?

a. Use with pulling and push motion

b. Use with push motion

c. Used with pulling motion

15 / 60

Reamer មានតួនាទី:

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

b. To cut and smooth dentinal wall of canal

c. To measure file , reamer and materials in millimeter

d. To enlarge inner walls of canal

16 / 60

រូបភាពនេះជាអ្វី?:

a. Liner Applicator

b. Applicator

c. Tanner Carver

17 / 60

What is function of Saliva Ejector Tip:

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

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

c. Use on mandibular arch

18 / 60

គុណសម្បត្តិរបស់Dental Dam មាន:

a. ជួយការពារកុំឲ្យអ្នកជំងឺលេបរឺធ្លាក់សម្ភារៈចូលបំពងក

b. កាត់បន្ថយការចំលងមេរោគ and ជួយការពារកុំឲ្យអ្នកជំងឺលេបរឺធ្លាក់សម្ភារៈចូលបំពងក

c. កាត់បន្ថយការចំលងមេរោគ

d. អ្នកជំងឺហាមាត់បានតិច

19 / 60

ចូរជ្រើសរើសចំលើយខុសចំនួន០១សំរាប់មុខងារ spoon Excavator:

a. To remove temporary crowns

b. To remove temporary cement in temporary restorative

c. To remove pulp tissue from canal

d. To remove carious dentin

20 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Dental Dam Stamp

b. Dental Dam Frame

c. Dental Dam Template

21 / 60

រូបភាពនេះជាអ្វី?:

a. Gates glidden

b. Mandrel

c. Finger spreader

22 / 60

what is function of the Extended Area – Specific Curette – Anterior

a. To use for root planning

b. To scale an rmove deposits from subgingival surface of posterior teeth

c. To scale and remove deposits in deep periodontal pockets 5mm or deeper

23 / 60

What is the function of the Laser Handpiece Unit and Laser Handpiece Attachment:

a. To remove lesions or tumors

b. To use for preparation of occlusal surface for sealants

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

24 / 60

រកចម្លើយត្រូវ១នៃលក្ខណៈរូបរាងរបស់Endodontic Long Shank Spoon Excavator :

a. Pointed tips; sharp, thin, and flexible

b. Long shank to reach deep into cavity preparation

c. Working end – longer than regular explorer to reach opening of canal

25 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Reamer

b. Peso file

c. Lentulo Spiral

26 / 60

Diamonds are superior to bur for cutting:

a. Cementum

b. Soft tissues

c. Dentine

d. Carries

e. Enamel

27 / 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

28 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Pear Shaped Bur

b. Inverted Cone Bur

c. Straight Fissure Bur

29 / 60

What different High – Speed Handpiece of securing bur are available:

a. 4

b. 2

c. 3

30 / 60

រូបភាពនេះជាអ្វី?:

a. Mouth prop

b. X ray holder

c. Rubber dam frame

31 / 60

រកចម្លើយត្រូវ១នៃលក្ខណៈរូបរាងរបស់Bracket Placement Card:

a. Tape on card holds bracket in place before they are bonded to teeth

b. Used with pulling motion

c. Use with push motion

32 / 60

Necessary instruments for patient examination are :

a. Dental spatula

b. Burs

c. Basic dental instruments

d. Peso File

33 / 60

រូបភាពនេះជាអ្វី?:

a. Rubberdam Clam

b. Rubberdam punch

c. Rubberdam frane

34 / 60

រកចម្លើយខុសមួយនៃ Slow-speed Motor with contra Angle Handpiece :

a. To polish teeth with prophy cup or brush

b. To remove decay

c. To polish amalgam restoration

35 / 60

រកចម្លើយត្រូវ១នៃមុខងាររបស់Band Seater- Bite Stick:

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

b. To Assist seating or placing of orthodontic bands for try in or cementing phase

c. To remove excess material after cementation or bonding of bands

36 / 60

រកចម្លើយត្រូវមួយរបស់Endodontic File – K Type :

a. To clean inside wall of canal

b. To enlarge and smooth inner wall of canal

c. To cut and smooth dentinal walls of canal

d. To hold endodontic files and reamers

37 / 60

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

a. It is hard

b. It is grey

c. It is smooth

d. It is dark brown

38 / 60

តើReamer ប្រើmotion អី :

a. Used with twisting motion

b. Used with push – pull motion

c. Used to cut and smooth dentinal walls of canal

39 / 60

រូបភាពនេះជាអ្វី?:

a. Ortho bracket

b. Ortho band

c. Ortho square

40 / 60

មុខងាររបស់ Trial Crown Remover ?:

a. To seat permanent crown while patient bites in centric occlusion

b. To remove permanent crown from tooth during try- in phase , to remove provisional crown

c. To remove provisional crown

d. To remove permanent crown from tooth during try- in phase

41 / 60

ចូរជ្រើសរើសចម្លើយខុស១របស់Composite Placement Instruments:

a. To form occlusal anatomy in composite restorations

b. To carry composite material in cavity preparation

c. To apply conditioning, primer, and bonding material to cavity preparation

42 / 60

Which groups of instruments are used in endodontic:

a. Instruments for finishing strip

b. Instruments for root canal filling

c. Enamel cutting instruments

d. Instruments for interproximal Condenser

43 / 60

Function for Dental Dam Frame :

a. To hold dental dam away from teeth

b. To anchor and stabilize dental dam

c. To anchor

44 / 60

រូបភាពនេះជាអ្វី?:

a. Maxillary Root Forceps

b. Surgical Chisel

c. Rongeur

45 / 60

រូបភាពនេះជាអ្វី?:

a. Root Elevators

b. Root tip Picks

c. Root Tip Elevators

46 / 60

រូបភាពនេះជាអ្វី?:

a. Paster filer

b. Barbed broach

c. Endo hand file

47 / 60

Hand cutting instruments are composed of:

a. Handle, neck, shank and blade.

b. Handle , neck and shank

c. Handle and blade only

d. Handle , shank and blade

e. Handle and neck

48 / 60

មុខងាររបស់ Bone file:

a. To remove or smooth rough edges of alveolar bone

b. To separate tooth from alveolus

c. To separate and lift root from socket

49 / 60

រកចម្លើយខុសមួយរបស់ Inverted Cone Bur:

a. To establish retention in tooth for cavity preparation

b. To finish composite restoration

c. To cut retention cavity preparation

d. To form inner walls of cavity preparation

50 / 60

រូបភាពនេះជាអ្វី?:

a. Implant Scaler

b. Universal Curettes

c. Straight Sickle Scaler

51 / 60

Mouth Mirror មានតួនាទីអីខ្លះ:

a. To grasp or transfer material into and out of the oral cavity

b. To plane and cleave enamel in cavity preparation

c. To examine teeth for decay

d. To retract lips, cheeks and tongues

52 / 60

តើ Anterior Clamp ដាក់លើធ្មេញណាខ្លះ :

a. Used on right or left posterior molars

b. Used is determined by tooth size

c. Used only on anterior teeth

53 / 60

រូបភាពនេះជាអ្វី:

a. Surgical Mallet

b. Surgical Chisel

c. Bone File

54 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Woodson

b. Hollenback Carvers

c. Discoid- Cleoid Carver

55 / 60

តើគេយកសម្ភារៈអ្វីមកបិតបំពេញ pulp chamber after completion of canal preparation:

a. Gutta- Percha

b. Lentulo Spiral

c. Endodontic Irrigating Syringe

d. Paper Points

56 / 60

What is the function of Air/ Water Syringe with Removable Tip:

a. To use with bur to cut tooth with decay or other dental anomalies

b. To rinse and dry specific teeth or entire oral cavity

57 / 60

តើមុខងាររបស់ Disposable prophy cup :

a. For polishing occlusal surfaces

b. Deep grooves on lingual surface of anterior teeth

c. For polishing all surfaces of teeth

58 / 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

59 / 60

រកចម្លើយខុស១របស់Peso File :

a. To enlarge wall of pulp chamber

b. To prepare canal for endodontic post

c. To open canal orifice

60 / 60

រកចម្លើយខុសមួយរបស់ Electric Hand piece Unit and hand piece Attachments :

a. To use with depth drills for implants

b. To use with bur for trimming of provisional crowns

c. To use with bur for intraoral cavity preparation

d. To use with endodontic nickel – titanium rotary instruments

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត