Endodontics Test

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Endodontics Test

1 / 60

Contraindication of endodontics:

a. Teeth with vertical root resorption

b. Internal resorption

c. Teeth with external root resorption

d. Teeth with vertical root resorption and Teeth with external root resorption

2 / 60

Action of H-file is :

a. Withdrawal

b. All are corrects

c. O`clock wise 1/4 turn twist

d. O`clock wise 1/2 turn twist

3 / 60

Function of plugger :

a. To absorb any moisture in the canal

b. Condensing the gutta-percha lateral.

c. To enlarge the canal

d. Condensing the gutta-percha vertical

4 / 60

Clinical signs of acute reversible pulpitis :

a. Spontaneous pain

b. Percussion: positive

c. Pain by hot than cold

d. Absent spontaneous pain

5 / 60

Types of chronic pulpitis is:

a. swelling

b. necrosis

c. hyperplastic pulpitis (pulp polyp)

d. necrosis and hyperplastic pulpitis (pulp polyp)

6 / 60

Pulp chanberស្ថិតនៅខាងក្នុងនៃផ្នែកតួធ្មេញដែលរួមមាន:

a. All are corrects

b. pulp horn , roof of pulp, floor of pulp , furcation canal

c. pulp horn , roof of pulp, floor of pulp

d. pulp horn , roof of pulp, floor of pulp , furcation canal , canal lateral

7 / 60

Clinical signs of hyperplastic pulpitis:

a. Red pinkish soft nodule protruding into the cavity

b. Red pinkish soft nodule protruding into the cavity and Almost children and young adults

c. Polyp gingival

d. Almost children and young adults

8 / 60

Indirect pulp capping is:

a. the treatment procedure to the decayed dentine is removed and is treated with the biocompatible material

b. the treatment procedure to the decayed dentine is removed and is treated with the

c. biocompatible material and help in avoiding the exposure of pulp tissue to the oral environment

d. help in avoiding the exposure of pulp tissue to the oral environment

e. the treatment procedure to the decayed email is removed and is treated with the biocompatible material

9 / 60

Diagnostic tests in endodontic:

a. electrical

b. pain

c. swelling

d. pain and electrical

10 / 60

Percussion from the side is :

a. Identify by the state of the pulp

b. Identify by the state of the ligament

c. Identify by the state of the apex

d. Identify by the state of the root

11 / 60

Treatment of acute reversible pulpitis :

a. Extraction

b. Root canal treatment

c. Remove the cause

d. Take the pulp chamber

12 / 60

Access cavity of mandibular second molar is :

a. Triangular in shape with the base toward distal and apex toward buccal

b. Triangular in shape with the base toward the distal and apex toward mesial

c. Triangular in shape with the base toward the mesial and apex toward distal

d. Triangular in shape with the base toward the buccal and apex toward palatin

13 / 60

Indication of indirect pulp capping is:

a. Small exposures less than 1mm

b. No internal or external root resorption detectable radiographic

c. Small exposures less than 2mm

d. All are corrects

14 / 60

Progression of tooth disease :

a. Pulpitis , pulp necrosis and abscess

b. Pulp necrosis , pulpitis and abscess

c. pulpitis , abscess ,necrosis

d. Abscess , pulp necrosis and pulpitis

15 / 60

Root canal treatment is :

a. The process of removing the inflame pulp tissue from the chamber.

b. The nerve tissue has been taken out and the infection has been eliminated.

c. The process of removing the inflamed pulp tissue from within the tooth.

d. Remove the inflamed or infected pulp inside of the canal then fills and seals.

16 / 60

Average age of eruption maxillary central incisor is :

a. 4-5years

b. 10-11 years

c. 7-8 years

d. 9-10 years

17 / 60

Contraindications of indirect pulp capping is:

a. All are corrects

b. Small exposures less than 1mm

c. Mobility of tooth

d. Small exposures less than 2mm

18 / 60

Contraindication for endodontic:

a. Esthetic

b. External root resorption

c. Tooth abscees

d. Internal root resopi

19 / 60

Anesthetic test performed:

a. tooth pain and tooth mobility

b. tooth pain

c. usual tests have failed to enable to identify the tooth

d. tooth mobility

20 / 60

Clinical examination :

a. Working length

b. Isolation.

c. Quality and quantity of restorative work

d. Access to the foramen apical.

21 / 60

Rubber dam template use for:

a. Transfer the holes to dam sheet

b. Psychology

c. Grossly carious teeth

d. Saves time

22 / 60

Average age of eruption mandibular first premolar:

a. 6-7 years

b. 11-12 years

c. 7-8 years

d. 10-12 years

23 / 60

Classification the types of canal : Type II:

a. Has two separate canals in the chamber that exist as two.

b. Has two separate canals from the chamber, but joins near the apex and exit as one

c. Is a single canal from the chamber to apex.

d. Has two canals from chamber to apex.

24 / 60

bisecting technique:

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

b. All are corrects

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

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

25 / 60

Access cavity of maxillary first molar is :

a. Oval is wider mesial-distal

b. Triangular in shape with the base toward the distal and apex toward the mesial

c. Triangular in shape with the base toward the mesial and apex toward distal

d. Triangular in shape with the base toward the buccal and apex toward palatal

26 / 60

Pulp capping is :

a. Technique to preserve the vitality of a potentially pulpitis

b. Technique to preserve the vitality of irreversible pulpitis

c. Technique to preserve the vitality of a potentially necrosis pulp

d. Technique to preserve the vitality of a potentially infected pulp

27 / 60

Advantages of apex locator:

a. easy and fast

b. All are corrects

c. accurate

d. reduction of exposure to radiation

28 / 60

Types of acute pulpitis is:

a. reversible pulpitis

b. reversible pulpitis and irreversible pulpitis

c. irreversible pulpitis

d. hyperplastic pulpitis

29 / 60

Clinical signs of hyperplastic pulpitis:

a. Red pinkish soft nodule protruding into the cavity

b. All are corrects

c. Almost children and young adults

d. Polyp gingival

30 / 60

The pulp’s defense against bacteria is inflammation called :

a. Pulpitis

b. Irreversible pulpitis

c. Pulp necrosis

d. Reversible pulpitis

31 / 60

Disadvantages of technique dam first:

a. Small mouth

b. Psychology

c. Grossly carious teeth

d. Save time

32 / 60

Access cavity of maxillary central incisor is :

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

b. Triangular with the base toward the border libre and apex toward cingulum

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

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

33 / 60

Surgical endodontics :

a. Preventive endodontic.

b. Root amputation

c. To retain a suitable restoration.

d. Pulpotomy.

34 / 60

Function of peeso:

a. All are corrects

b. To enlarge the coronal second of the canal

c. To enlarge the coronal third of the canal

d. To remove gutta-percha during post preparation

35 / 60

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

a. alive teeth nerve

b. irreversible

c. reversible

d. All are corrects

36 / 60

Maxillary central incisor has :

a. 1 root & 2canal 50%

b. 1 root & 2 canal 20%

c. 1root & 2 canal

d. 1 root 100%

37 / 60

Step back technique :

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

b. Use by gate

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

d. The instruments are used in one size

38 / 60

Action of reamer:

a. O`clock wise quarter turn twist and O`clock wise half turn twist

b. O`clock wise half turn twist

c. O`clock wise quarter turn twist

d. Withdrawal

39 / 60

Reversible pulpitis is:

a. pulp hyperplastic

b. pulp polyp

c. pulp hyperemia

d. closed pulpitis

40 / 60

Early stages of the pulp inflammation can be see:

a. Deep decay.

b. Before decay reaches the pulp.

c. Chip tooth

d. Tooth injury

41 / 60

Access cavity of maxillary second molar is :

a. Triangular in shape with the base toward the mesial and apex toward the distal

b. Triangular in shape with the base toward the buccal and apex toward palatal

c. Oval is wider mesial-distal

d. Triangular in shape with the base toward the distal and apex toward mesal

42 / 60

Anesthetic tests in endodontic is used when:

a. sensitivity with hot or cold

b. discolouration of the tooth

c. usual tests have failed

d. pain when biting down

43 / 60

Black espac គឺលំហរស្ថិតនៅចន្លោះ :

a. Orifice & constriction

b. Minor foramen & major foramen

c. Canal principal & ligament

d. Roof of pulp chamber&Foor of pulp chamber

44 / 60

Function of rubber dam punch :

a. Maintains the border of the dam

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

c. To remove the clamp

d. To make the holes in the rubber dam sheet

45 / 60

Treatment of chronic hyperplastic pulpitis (pulp polyp) :

a. Pulpotomy

b. Root canal treatment

c. Remove the cause

d. Pulp capping

46 / 60

Access cavity of maxillary second premolar is :

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

b. Oval is wider mesial-distal

c. Oval is wider buccal-palatal

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

47 / 60

Etiology of acute reversible pulpitis is:

a. dental caries and cavity preparation

b. cavity preparation

c. dental caries

d. crown fracture

48 / 60

Clinical signs of acute reversible pulpitis:

a. tooth mobility

b. percussion is generally negative response

c. spontaneous pain

d. All are corrects

49 / 60

Indication of indirect pulp capping is:

a. Spontaneous toothache

b. Mild pain associated with eating

c. No pulp exposure and Mild pain associated with eating

d. No pulp exposure

50 / 60

Clinical signs of pulp necrosis:

a. Discoloration of tooth

b. Vitality test : no respondin

c. All are corrects

d. Tooth might be asymptomatic

51 / 60

Tooth mobility cause:

a. crown/root fracture

b. Recent trauma and crown/root fracture

c. Recent trauma

d. tooth pain

52 / 60

Access opening on maxillary molars:

a. រាងជាត្រីកោណ

b. រាងជាការ៉េ

c. រាងជាប្រលេឡូក្រាម

d. រាងជាពងក្រពើ

53 / 60

Root canal គឺជារុន្ធឬស:

a. បន្តពីpulp chamber មានorifice នៅក្រោមcervical នៃធ្មេញប្រហែល1mm-2mm

b. ស្ថិតនៅ1/2នៃroot of teeth

c. ស្ថិតនៅ1/3នៃroot of teeth

d. ស្ថិតនៅចុងនៃ apex

54 / 60

Advantages of rubber dam :

a. Save money

b. Increases visibility and accessibility

c. Easy to work

d. Psychology

55 / 60

Treatment of chronic pulpitis:

a. pulp capping

b. Root canal

c. pulpotomy

d. Extraction

56 / 60

តើណាមួយជាantiseptic ដែលប្រើក្នុងendodontic:

a. CMC (Camphorate Parachlorophenol)

b. Serum salin

c. Hydrogen peroxide

d. EDTA

57 / 60

Access cavity of mandibular first molar is :

a. Triangular in shape with the base toward palatin and apex toward buccal

b. Triangular in shape with the base toward the distal and apex toward the mesial

c. Triangular in shape with the base toward the mesial and apex toward distal

d. Triangular in shape with the base toward the buccal and apex toward palatin

58 / 60

Mandibular canine has :

a. 1 root & 2 canals 80%

b. 1 root & 1 canal 70%

c. 1 root &2 canals 50%

d. 1 root & 1 canal 100%

59 / 60

Minor foramen គឺជាផ្នែកចំហរដែលនៅជាប់បន្តជាមួយ :

a. Root canal orifice

b. Constriction apical

c. Furcation canal

d. Canal lateral

60 / 60

Tooth decay is caused by :

a. traumatic injury

b. cracked tooth and traumatic injury

c. cracked tooth

d. bacteria

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The average score is 0%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត