Endodontics Test

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Endodontics Test

1 / 60

Contraindication of direct pulp capping:

a. Pain by hot

b. Excess bleeding at the exposure site (uncontrolled bleeding).

c. Pain by cold

d. Deep caries

2 / 60

Average age of eruption maxillary lateral incisor is:

a. 10-11years

b. 11-12years

c. 8-9 years

d. 12-13years

3 / 60

Clinical signs of pulp necrosis:

a. All are corrects

b. Vitality test : no respondin

c. Discoloration of tooth

d. Tooth might be asymptomatic

4 / 60

Clamps use for:

a. Saves time

b. Aid in anchoring the dam to the tooth and in soft tissue retraction

c. Transfer the holes to dam sheet

d. Patiens small mouth

5 / 60

Percussion from the side is :

a. Identify by the state of the root

b. Identify by the state of the ligament

c. Identify by the state of the pulp

d. Identify by the state of the apex

6 / 60

Average age of eruption mandibular second premolar:

a. 11-12 years6-7 years

b. 8-9 years

c. 7-8 years

7 / 60

Contraindication of endodontics:

a. Internal resorption and Teeth with external root resorption

b. Teeth with external root resorption

c. Teeth with vertical root fracture

d. Internal resorption

8 / 60

Indication of endodontic treatment :

a. Basic phase of treatment

b. To be provided for intraradicula post and core

c. Tooth not restorable

d. Insufficient periodontal support

9 / 60

Root canal គឺជារុន្ធឬស:

a. ស្ថិតនៅ1/2នៃroot of teeth

b. ស្ថិតនៅចុងនៃ apex

c. បន្តពីpulp chamber មានorifice នៅក្រោមcervical នៃធ្មេញប្រហែល1mm-2mm

d. ស្ថិតនៅ1/3នៃroot of teeth

10 / 60

Advantages of step back technique :

a. Easy to remove debris

b. Chances of pushing debris into peri-radicular tissuesChances of pushing debris into peri-radicular tissues

c. Keep apical prep small in its original position-gradual tape

d. Working Length likely to change as canal curvatures are eliminated

11 / 60

Clinical examination :

a. Working length

b. Isolation.

c. Access to the foramen apical.

d. Quality and quantity of restorative work

12 / 60

Justifications of indirect pulp capping is:

a. Reduction of a potentially infected pulp

b. Reduction of anaerobic bacteria

c. Continued normal root closure in immature permanent teeth and Reduction of anaerobic bacteria

d. Continued normal root closure in immature permanent teeth

13 / 60

Average age of eruption for mandibular first molar is:

a. 10-11 years

b. 6-7 years

c. 9-10 years

d. 8-9 years

14 / 60

Compacter use low speed :

a. 6000rm/mn

b. 9000rm/mn

c. 7000rm/mn

d. 8000rm/mn

15 / 60

Early stages of the pulp inflammation can be see:

a. Deep decay.

b. Chip tooth

c. Tooth injury

d. Before decay reaches the pulp.

16 / 60

Advantages of crown down technique :

a. Keep apical prep small in original position gradual tape

b. Avoids zipping

c. It reduces pressure

d. Save time

17 / 60

Contraindication of indirect pulp capping :

a. Reaction of electric pulp testing

b. No spontaneous pain

c. No mobility of the tooth

d. Definite pulp exposure

18 / 60

Mandibular central incisor has only 1 root but :

a. 1 root & 1 canal 100%

b. 1 root & 1canal 50%

c. 1 root & 1 canal 80%

d. 1 root & 1 canal 70%

19 / 60

Black espac គឺលំហរស្ថិតនៅចន្លោះ :

a. Orifice & constriction

b. Roof of pulp chamber&Foor of pulp chamber

c. Canal principal & ligament

d. Minor foramen & major foramen

20 / 60

Mobility tests in endodontic grade I is :

a. Within 2mm of horizontal movement

b. Within 3mm of horizontal movement

c. Within 1mm of horizontal movement

d. Noticeable horizontal movement in its socket

21 / 60

Access opening on premolars with multiple canal :

a. រាងជាត្រីកោណ

b. រាងជាពងក្រពើ

c. រាងជាការ៉េ

d. រាងជាប្រលេឡូក្រាម

22 / 60

Electric pulp tester បង្ហាញ between 0-40 the patient feel ache បញ្ជាក់ថា:

a. alive teeth nerve

b. reversible

c. All are corrects

d. irreversible

23 / 60

Sealing material ត្រូវ:

a. រក្សារទំហំដដែរនិងមិនរួញសណ្តកនៅពេលរឹង

b. កុំអោយធ្មេញឈឹចាប់ទៅថ្ងៃក្រោយ

c. radiopaque

d. រក្សារទំហំដដែរនិងមិនរួញសណ្តកនៅពេលរឹង and radiopaque

24 / 60

speed of gate is:

a. 700t/mn

b. 800t/mn

c. 8000t/mn

d. 600t/mn

25 / 60

Average age of eruption mandibular central incisor is:

a. 12-13years

b. 11-12years

c. 8-9 years

d. 6-7years

26 / 60

Function of peeso:

a. To remove gutta-percha during post preparation

b. To enlarge the coronal third of the canal

c. All are corrects

d. To enlarge the coronal second of the canal

27 / 60

functions of endodontic block is:

a. used to measure the length of finger instruments

b. to place materials into the canal

c. enlarge canal and to place materials into the canal

d. enlarge canal

28 / 60

Access cavity of mandibular first premolar is :

a. Triangular with the base toward the border libre and apex toward the distal

b. Oval is wider buccal-lingual

c. Triangular with the base toward distal and apex toward border libre

d. Oval is wider mesial-distal

29 / 60

ការព្យាបាលរន្ធឬសគឺមានគោលបំណង:

a. បំបាត់ការឈឹចាប់

b. បិទបំពេញរន្ធឬសជិតណែនល្អ

c. បំបាត់ចោលអោយអស់bacteria

d. បំបាត់ចោលអោយអស់bacteria and បិទបំពេញរន្ធឬសជិតណែនល្អ

30 / 60

Etiology of acute reversible pulpitis is:

a. cavity preparation

b. dental caries

c. dental caries and cavity preparation

d. crown fracture

31 / 60

Basic phase of treatment:

a. the diagnostic phase

b. Isolation.

c. Root canal retreatment.

d. Root end surgery

32 / 60

Function of endodontic block:

a. Used to measure working length

b. Used to measure the length of lentulo

c. All are corrects

d. Used to measure the length of finger instruments

33 / 60

Disadvantages of step back technique :

a. It reduces pressure

b. No better tactile awareness

c. No avoids zipping

d. Chances of pushing debris into peri-apical

34 / 60

Maxillary first premolar has :

a. 1 root & 2 canal &2 foramen 57%

b. 1 root & 2 canal 57%

c. 1 root & 1 canal 57%

d. 2 root & 2 canal 57%

35 / 60

Average length of maxillary central incisor is:

a. 26mm

b. 22.5mm

c. 25mm

d. 24mm

36 / 60

Tooth decay is caused by :

a. cracked tooth

b. traumatic injury

c. bacteria

d. cracked tooth and traumatic injury

37 / 60

Advantage of vertical condensation technique :

a. Good sealing of canal apical, lateral and accessory canals

b. Risk of vertical root fracture

c. Save time

d. Overfilling

38 / 60

EDTAជាsolution សំអាតរន្ធឬសដ័មានប្រសិទ្ធិភាពខ្ពស់ដូចនេះគេអាចទុក :

a. EDTAក្នុង root canal រយះពេល 10 នាទី

b. EDTAក្នុង root canal រយះពេល 25 នាទី

c. EDTAក្នុង root canal រយះបែល 30 នាទី

d. EDTA ក្នុង root canal រយះពេល 20 នាទី

39 / 60

Tooth mobility cause:

a. tooth pain

b. Recent trauma and crown/root fracture

c. crown/root fracture

d. Recent trauma

40 / 60

Evaluation of thermal test results:

a. Mild response reversible

b. Mild response normal

c. Mild response calcified canal

d. All are corrects

41 / 60

Scope of endodontics :

a. Reimplantation of avulsed or subluxed teeth

b. Root fracture.

c. Massive internal or external resorption.

d. Non strategic tooth

42 / 60

Contraindications of direct pulp capping is:

a. pain and Spontaneous pain

b. Spontaneous pain

c. No pain

d. pain

43 / 60

Average age of eruption mandibular first premolar:

a. 10-12 years

b. 6-7 years

c. 11-12 years

d. 7-8 years

44 / 60

Clinical signs of acute irreversible pulpitis :

a. Percussion negative response

b. No spontaneous pain

c. Spontaneous pain

d. Response with hot

45 / 60

Types of pulpitis:

a. acute pulpitis and irreversible pulpitis

b. irreversible pulpitis

c. chronic pulpitis

d. acute pulpitis

46 / 60

Vertical condensation is:

a. Technique compact gutta-percha against the canal wall

b. All are corrects

c. Technique compact gutta-percha by horizontal root

d. Technique compact gutta-percha by heat the plugger

47 / 60

Contraindications of indirect pulp capping is:

a. Discoloration of tooth

b. Sharp , acute pulpal inflammation

c. pulpitis

d. Sharp , acute pulpal inflammation and Discoloration of tooth

48 / 60

Ca(OH)2ជាប្រភេទថ្នាំសំរាប់:

a. Dressing

b. pulp capping

c. Irrigate

d. All are corrects

49 / 60

Minor foramen គឺជាផ្នែកចំហរដែលនៅជាប់បន្តជាមួយ :

a. Canal lateral

b. Constriction apical

c. Furcation canal

d. Root canal orifice

50 / 60

Average age of eruption mandibular second molar:

a. 11-13years

b. 1011years

c. 9-10years

d. 14-15years

51 / 60

Etiology of pulpitis:

a. dental caries and traumatic occlusion

b. tooth pain

c. dental caries

d. traumatic occlusion

52 / 60

speed of lentulo is:

a. 6000-7000tmn

b. 7000-8000t/mn

c. 8000-9000t/mn

d. 3000-6000t/mn

53 / 60

Disadvantages of crown down technique :

a. Holds greater volume of irrigate – enhances cleaning.

b. It reduces pressure

c. Save time

d. Increased removal of tooth structure

54 / 60

Step back technique :

a. The instruments are used in a small to large sequence

b. Use by gate

c. The instruments are used in one size

d. The instruments are used in a large to small sequence

55 / 60

Function of gates :

a. Remove the pulp

b. To enlarge the apex during endodontic treatment

c. To enlarge the coronal third of the canal during endodontic treatment

d. Drill

56 / 60

Disadvantage of vertical condensation technique :

a. It prevent overfilling by length control during condensation

b. It may fill the canal irregularities

c. Risk of vertical root fracture

d. Time consuming

57 / 60

Mandibular lateral incisor has only 1 root but :

a. 1 root & 1 canal 70%

b. 1 root & 1 canal 100%

c. 1 root & 1canal 30%

d. 1 root & 1 canal 55%

58 / 60

bisecting technique:

a. All are corrects

b. the X ray pass perpendicular to the angular bisector of the tooth and film

c. the X ray pass perpendicular to the long axis of the tooth

d. film place parallel to the long axis of the tooth

59 / 60

Electric pulp tester បង្ហាញ over 80 no reaction បញ្ជាក់ថា:

a. alive teeth nerve and part of teeth nerve dead

b. part of teeth nerve dead

c. alive teeth nerve

d. dead teeth nerve

60 / 60

Palpation:

a. All are corrects

b. មិនអាចអោយដឹងពី state of the pulp

c. អាចអោយដឹងពី state of the pulp

d. អាចអោយដឹងពី the size of the swelling

Your score is

The average score is 92%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត