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

What is function of Saliva Ejector Tip:

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

b. Use on mandibular arch

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

2 / 60

រកចម្លើយខុស១នៃលក្ខណៈរូបរាងរបស់Band Pusher or Plugger with Scaler :

a. Band Push or Plugger

b. Single or double ended

c. Scaler

3 / 60

រកចម្លើយត្រូវ១នៃមុខងាររបស់ Gutta – Percha :

a. To dry pulp chambers of canal

b. To fill chamber after completion of canal preparation

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

4 / 60

រូបភាពនេះជាអ្វី?:

a. Liner Applicator

b. Tanner Carver

c. Applicator

5 / 60

រូបភាពនេះជាអ្វី?:

a. Wax

b. Polishing strip

c. Articulating paper

6 / 60

រូបភាពនេះជាអ្វី?:

a. Flat plastic

b. Carver

c. Amalgam plugger

7 / 60

ចូររកចំលើយខុស១នៃ Flexible Mixing Spatula?:

a. To remove provisional crow

b. To remove provisional crow

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

d. To mix dental materials

8 / 60

តើមូយណាមុខងាររបស់ Tissue Forceps :

a. To hold blade in place

b. To cut tissue

c. To cut tissue with blade

d. To hold tissue during surgical procedures

9 / 60

រកចម្លើយខុសមួយ របស់ ឧបករណ៏Root elevators:

a. To use on posterior teeth

b. To loosen root

c. To separate and lift root from socket

d. To lift and remove fragments of root

10 / 60

Matrix Band used for :

a. To replace missing proximal wall

b. Introduction filling material in cavity

c. Creation the contact point

d. Finishing the obturation

11 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Applicator

b. Wooden Wedges

c. Finishing Strip

12 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Bone file

b. Surgical Chisel

c. Rongeurs

13 / 60

តើមួយណាជាមុខងាររបស់ Orthodontic Hemostat :

a. To hold and place separators

b. To place and remove arch wires

c. To remove bonded brackets

14 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Hollenback Carvers

b. Discoid- Cleoid Carver

c. Woodson

15 / 60

Use of water spray during cutting procedures have following advantages:

a. Bacterial contamination controlled.

b. Clean view of cavity can be achieved

c. Tooth restorative material and other debris are carried away.

d. Dehydration of oral tissues

e. Pulp is protected from heat

16 / 60

ចូរជ្រើសរើសចំលើយខុសចំនួន០១សំរាប់មុខងារ Burnishers:

a. To initial carving of amalgam

b. To contour matrix band before placement

c. To smooth amalgam after condensing

d. To carry and place temporary restorative material

17 / 60

រូបភាពនេះជាអ្វី?:

a. Root tip Picks

b. Root Tip Elevators

c. Root Elevators

18 / 60

រកចម្លើយខុស១នៃលក្ខណៈរូបរាងរបស់Cotton Forceps:

a. Pointed or rounded

b. Pointed tips; sharp, thin, and flexible

c. Plain or serrated tips

19 / 60

រូបភាពនេះជាអ្វី?:

a. Paster filer

b. Barbed broach

c. Endo hand file

20 / 60

Anesthetic Cartridge មានចំណុះប៉ុន្មាន:

a. 2ml of anesthetic solution1

b. 1.7ml to 1.8ml of anesthetic solution

c. 1.5ml to 1.8ml of anesthetic solution

d. 3ml of anesthetic solution

21 / 60

មុខងាររបស់ Diamond Bur- Wheel :

a. To reduce a tooth for crown preparation for subgingival margins and To reduce a tooth for crown preparation on lingual aspect of anterior teeth

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

c. To reduce bulk of incisal edges

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

e. To reduce a tooth for crown preparation on lingual aspect of anterior teeth ,To reduce bulk of incisal edges

22 / 60

តើ Enamel Hatchet គេប្រើចលនាយ៉ាងម្តេច:

a. Pulling motion

b. Push motion

c. Cutting edge at an angle

23 / 60

រកចម្លើយត្រូវ១នៃមុខងាររបស់Band Seater- Bite Stick:

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

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

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

24 / 60

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

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

b. To use for preparation of occlusal surface for sealants

c. To remove lesions or tumors

25 / 60

ចូររកចំលើយត្រូវ១នៃ Endodontic Long Shank Spoon Excavator ?:

a. To locate opening of small canal orifices for endodontic

b. To carry and dispense irrigating solution into canal for cleansing during debridement of canal

c. To curet inside of tooth to base of pulp chamber

26 / 60

The final finishing of silicate/ glass ionomess restoration is done after?:

a. 24 hours

b. 30 minutes

c. 7 ½ minute

d. 1 hours

27 / 60

ចូរជ្រើសរើសចំលើយខុសចំនួន០១សំរាប់មុខងារ spoon Excavator:

a. To remove temporary crowns

b. To remove temporary cement in temporary restorative

c. To remove carious dentin

d. To remove pulp tissue from canal

28 / 60

រូបភាពនេះជាអ្វី?:

a. Wax knife

b. Spatula

c. Carver

29 / 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

30 / 60

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

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

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

31 / 60

រូបភាពនេះជាអ្វី?:

a. Rubberdam Clamp

b. Rubberdam tweezers

c. Scissors

32 / 60

រកចម្លើយត្រូវ១នៃលក្ខណៈរូបរាងរបស់ Straight Sickle Scaler:

a. Two cutting edges on straight blade that ends in sharp point

b. Two cutting edges

c. Two cutting edges on curved blade that ends in sharp point

33 / 60

Laboratory Spatula is used for :

a. Removing of food debris and dentin

b. Scaling

c. To mix powder and liquid in a flexible bowl

d. Mix material for impression

34 / 60

Long Needle larger gauge number is indicates:

a. Small

b. Thinner needle

c. Big

35 / 60

រូបភាពនេះជាអ្វី?:

a. Mandibular Anterior Forceps

b. Maxillary Root Forceps

c. Mandibular Root Forceps

36 / 60

តើHigh –Speed Handpiece មានប៉ុន្មានបែប:

a. ៤

b. ៥

c. ៦

d. ៣

37 / 60

តើMandibular Universal Forceps –Cryer លេខប៉ុន្មាន?:

a. No. 17

b. No.150

c. No. 151

38 / 60

ដើម្បីយកpulp tissue ពីcanal គេប្រើឧបករណ៏អ្វី:

a. File – Hedstrom

b. File- k type

c. Broach

d. Reamer

39 / 60

What are the functions of the Orthodontic Bracket?

a. To place bracket on tooth for bonding

b. To hold Orthodontic arch wire in place

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

40 / 60

ចូរជ្រើសរើសចម្លើយខុស១របស់Composite Placement Instruments:

a. To form occlusal anatomy in composite restorations

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

c. To carry composite material in cavity preparation

41 / 60

ចូរជ្រើសរើសចម្លើយត្រូវ១របស់ Matrix Band Retainer:

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

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

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

42 / 60

Long Needle មានប្រវែងប៉ុន្មាន:

a. 2 inches long

b. 3 inches long

c. 1 inch long

d. 1.5/8 inches long

43 / 60

រូបភាពនេះជាអ្វី?:

a. Ball Burnisher

b. Amalgam plugger

c. Amalgam burnisher

44 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Anterior Clamp

b. Universal Clamp

c. Premolar Clamp

45 / 60

តើEndodontic file and reamers ពណ៏ខៀវលេខប៉ុន្មាន:

a. No. 30

b. No. 20

c. No. 25

46 / 60

តើមួយណាជាមុខងាររបស់Tongue and Cheek Retractor :

a. To hold and retract tongue or cheek

b. To hold tissue away from surgical site

c. To remove debris or granulation tissue

47 / 60

តើEndodontic Explorer មានតួនាទី:

a. To smooth amalgam after condensing

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

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

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

48 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Broach

b. Endodontic File – Hedstrom

c. Endodontic File K

49 / 60

តើមុខងាររបស់ Disposable prophy cup :

a. Deep grooves on lingual surface of anterior teeth

b. For polishing occlusal surfaces

c. For polishing all surfaces of teeth

50 / 60

តើElastic Separators ដាក់លើធ្មេញលេខណា:

a. Molars and premolars

b. Molar

c. Cuspid

d. Premolars

51 / 60

តើមួយណាជាមុខងាររបស់ Furcation Probe :

a. To remove bon adjacent to teeth without causing trauma

b. To measure horizontal and vertical pocket depth of multi root teeth in furcation areas

c. To measure periodontal pocket depth in millimeter increments

52 / 60

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

a. Plain broaches

b. Files

c. Barbed Broaches

d. Bures

e. Reamers

53 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Root – Tip Elevator

b. Root Elevators

c. Luxating Elevator

54 / 60

Disposable prophy cup ប្រើសំរាប់polishing លើធ្មេញ :

a. For polishing occlusal surface

b. For polishing anterior teeth

c. For polishing all surface of teeth

d. For deep grooves on lingual surface of anterior teeth

55 / 60

តើចម្លើយ១របស់មុខងាររបស់Laser Handpiece Unit:

a. To remove lesion or tumor and To use for preparation of occlusal surface for sealants

b. To use for preparation of occlusal surface for sealants

c. To remove lesion or tumor

d. To remove lesion or tumor and To control bleeding

e. To control bleeding

56 / 60

តើមុខងាររបស់ High- Volume (velocity) Evacuator ( HVE) Tip :

a. To evacuate fluid from oral cavity and surgical site

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

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

d. To retract tongue during evacuation

57 / 60

Dental Dam Punch តើចម្លើយមួយណាសំរាប់ចោះ Dental dam ដាក់លើធ្មេញ molars:

a. N o. 3

b. No. 2

c. No. 5

d. No. 4

58 / 60

ចូររកចំលើយខុស១នៃ Resorbable suture :

a. Chromic gut

b. Gut plain

c. polypylene

59 / 60

ចូរអោយឈ្មោះសំភារៈខាងក្រោម:

a. Mandibular Anterior Forceps

b. Maxillary Universal Forceps

c. Maxillary Root Firceps

60 / 60

ចូររកចំលើយត្រូវ១នៃ Crown and Bridge Scissors ?:

a. To trim custom temporary crowns

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

c. To crimp and contour marginal edge of temporary crown

d. To trim custom temporary crowns

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត