ENDODONTICS AND PERIODONTICS Flashcards

1
Q

WHICH IS THE MOST IMPORTANT FACTOR IN ORDER TO PREVENT THE RECURRENCE OF A TREATED PERIODONTAL DISEASE?

A

PLAQUE CONTROL

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2
Q

THE PREDOMINANT ORGANISM ASSOCIATED WITH NUG ARE THE FOLLOWING, EXCEPT ONE. WHICH IS IT?

A

ACTINOMYCES

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3
Q

THIS IS CONSIDERED AS THE MOST COMPLEX ROOT IN THE ENTIRE DENTITION

A

MESIOBUCCAL ROOT OF MAXILLARY FIRST MOLARS

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4
Q

IT IS DIRECT TOWARDS RESHAPING THE GINGIVA AND PAPILLA OF A TOOTH FOR CORRECTION OF DEFORMITIES AND TO PROVIDE THE GINGIVA WITH NORMAL AND FUNCTIONAL FORM.

A

GINGIVOPLASTY

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5
Q

IT REFERS TO THE REMOVAL OF INORGANIC IONS FROM TOOTH STRUCTURE BY A CHEMICAL AGENT, UNUSUALLY BT THE USE OF DISODIUM SALT OF ETHYLENEDIAMINETETRAACETIC ACID (EDTA)

A

CHELATION

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6
Q

THESE ARE NARROW, TRIANGULAR-SHAPED GINGIVAL RECESSION EXTENDING FROM THE GINGIVAL MARGINS GOING TO THE ATTACHED GINGIVA

A

STILLMANS CLEFT

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7
Q

THIS IS THE PRIMARY REASON FOR RECAPITULATION PROCEDURE

A

CLEAN THE DEBRIS AT THE APICAL SEGMENT OF THE CANAL NOT REMOVED BY IRRIGATION

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8
Q

AMONG THE FOLLOWING, WHICH IS A POSSIBLE CAUSE OF INTERNAL ROOT RESORPTION?

A

CARRIES PENETRATING TO THE PULP

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9
Q

WHICH STATEMENT IS TRUE?

PATIENTS WITH CARDIAC CONDITIONS THAT ARE CLASSIFIED AS HIGH RISK TO DEVELOP BACTERIAL ENDOCARDITIS MUST BE PREMEDICATED WITH ANTIBIOTICS PRIOR TO ROOT CANAL TREATMENT. THIS IS BECAUSE OVER INSTRUMENTATION DURING RCT MAY CAUSE BACTEREMIA.

A

BOTH STATEMENTS ARE TRUE

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10
Q

THE MOST COMMON CAUSE OF GINGIVITIS IS ____________

A

POOR ORAL HYGIENE

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11
Q

THESE ARE MICROORGANISMS COMMONLY FOUND IN DEEP POCKETS

A

GRAM NEGATIVE ANAEROBES

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12
Q

A PATIENT RECEIVED A LARGE MOD COMPOSITE RESTORATION 1 WEEK AGO, SHE IS NOW EXPERIENCING INTENSE, SPONTANEOUS PAIN, WITH EXACERBATION OF SYMPTOMS OCCURING WHEN SHE APPLIES HEAT OR COLD OR WHEN SHE EATS SWEETS. THE PULPAL DIAGNOSTICS IS?

A

IRREVERSIBLE PULPITIS

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13
Q

AMONG THE FOLLOWING SURFACES, WHERE CAN PERIODONTAL POCKETS BE SEEN RADIOGRAPHICALLY?

LABIAL
LINGUAL
MESIAL
DISTAL
NONE OF THE ABOVE

A

NONE OF THE ABOVE

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14
Q

MNIFESTATION OF ABRASION, EXCEPT

DEAD TRACTS
SECONDARY DENTIN FORMATION
PULPAL INFLIMMATION
LOSS OF TOOTH STRUCTION

A

SECONDARY DENTIN FORMATION

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15
Q

WHAT IS GUIDED TISSUE REGENERATION?

A

A PLACEMENT OF NON-RESORBABLE BARRIERS OR RESORBABLE MEMBRANES AND BARRIERS OVER A BONY DEFECT

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16
Q

WHEN PROBING THE TIP OF THE PROBE MUST NOT BE IN CONTACT WITH THE TOOTH SURFACE. DOING THIS PREVENTS SOFT TISSUE INJURY DURING PROBING.

WHICH STATEMENT IS TRUE?

A

BOTH STATEMENTS ARE TRUE

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17
Q

THE FOLLOWING ARE SIGNS OF OCCUSAL TRAUMA EXECPT ONE.

-INCREASE TOOTH MOBILITY
-THERMAL SENSITIVITY
-DISCONTINUITY OF THE LAMINA DURA
-ROOT RESORPTION
-NOCTURNAL PAIN

A

NORCTURNAL PAIN

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18
Q

EXPANDED POLYTETRAFLUOROETHYLENE MEMBRANE IS ALSO KNOWN AS _________

A

TEFLON

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19
Q

THE MOST COMMON TEETH INVOLVE IN JUVENILE PERIODONTITIS

A

INCISORS AND 1ST MOLARS

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20
Q

WHICH OF THE FOLLOWING DESCRIBES A PATHOLOGIC TRUE POCKET?

A

BONE LOSS AND ATTACHMENT LOSS

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21
Q

PATIENTS IN THEIR 60S HAVE SIGNIFICANTLY WIDER GINGIVA THAN PATIENTS THAT ARE WITHIN 40-50 YEARS OLD. MOREOVER, PATIENTS THAT ARE WITHIN 40-50 YEARS OLD HAVE SIGNIFICANTLY WIDER GINGIVA THAN PATIENTS WITHIN 20-30 YEARS OLD.

WHICH STATEMENT IS TRUE?

A

BOTH STATEMENTS ARE TURE

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22
Q

A PATIENT WHENT TO YOUR CLINIC COMPLAINING OF A PAINFUL TOOTH. THE PAIN AGGRAVATED BY COLD STIMULUS AND WORSENS AT NIGHT. THE TOOTH IS VERY PAINFUL TO TOUCH OR PRECUSSION. THIS IS A CASE OF?

A

IRREVERSABLE PULPITIS WITH SYMPTOMATIC APICAL PERIODONTITIS

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23
Q

AFTER GINGIVECTOMY, A DRESSING IS PLACED IN THE SURGICAL SITE. WHICH IS NOT THE REASON WHY DRESSING IS PLACED AFTER THE SURGICAL PROCEDURE?

A

DRESSINGS ALLOW MICROORGANISM TO RE-ESTABLISH THEMSELVES IN THE SURGICAL SITE

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24
Q

IT IS THE MOST COMMON FORM OF PERIODONTITIS?

A

CHRONIC PERIODONTITIS

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25
Q

THE MOST COMMON CLINICAL SIGN OF OCCLUSAL TRAUMA IS?

A

TOOTH MOBILITY

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26
Q

GRACEY CURETTE USED DURING PLANING OF THE DISTAL SURFACES OF MAXILLARY AND MANDIBULAR MOLAR.

A

13 AND 14

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27
Q

WATER IRRIGATION DEVICES HAVE BEEN SHOWN TO:

A

CLEAN ADHERENT BACTERIA AND DEBRIS MORE EFFECTIVELY THAN BRUSHES

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28
Q

THE ATTACHED GINGIVAL IS WIDEST IN WHICH OF THE FOLLOWING ARES?

A

MAXILLARY INCISOR

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29
Q

IT REFERS TO THE SOFT TISSUE EXTENDING FROM THE BASE OF THE GINGIVAL SULCUS UP TO THE ALVEOLAR CREST.

A

BIOLOGIC WIDTH

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30
Q

CHEMICAL AGENT THAT POSSESSES SUBSTANTIVITY

A

CHLORHEXIDE

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31
Q

AN INFLIMMATORY REACTION TO PULPAL INFECTION AND NECROSIS CHARACTERIZED BY GRADUAL ONSET, LITTLE OR NO DISCOMFORT AND THE INTERMITTENT DISCHARGE OF PUS THROUGH AN ASSOCIATED SINUS TRACT.

A

CHRINIC APICAL ABSCESS

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32
Q

THIS KIND OF PERIODONTAL FLAP IS USED TO COVER ISOLATED, DENUDED ROOT SURFACES THAT HAVE ADEQUATE DONOR TISSUE ADJACENT TO THE RECIPIENT SITE.

A

LATERALLY DISPLACED FLAP

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33
Q

TYPE OF TRAUMA NEARLY ALWAYS RESULTS TO PULPAL NERCOSIS

A

LUXATION

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34
Q

WHICH OF THE FOLLOWING IS BEST APPROACH WHEN DOING EXTENSIVE SCALING AND ROOT PLANING?

A

SEVERAL APPOINTMENTS MUST BE DONE AND SEGMENT OR QUADRANT OF TEETH IS THOROUGHLY TREATED PER APPOINTMENT.

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35
Q

THE FOLLOWING ARE THE DIVISIONS OF THE ORAL MUCOSA EXCEPT ONE.

MASTICATORY MUCOSA
SPECIALIZED MUCOSA
LINING MUCOSA
LINGUAL MUCOSA

A

LINGUAL MUCOSA

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36
Q

DURING SCALING PUSHING STROKES ARE SAFER THAN PULLING STROKES MAY FORCE CALCULUS INTO THE SUPPORTING TISSUES. THE PUSH STROKE, ESPECIALLY IN AN APICAL DIRECTION, IS NOT RECOMMENDED.

WHICH OF THE STATEMENTS IS TRUE

A

THE FIRST STATEMENT IS FALSE; THE SECONDS IS TRUE

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37
Q

IT IS AN OBTURATION TECHNIQUE WHEREIN THE CLINICAL USES AN INTSTRUMENT THAT DISPLACES THE GUTTA PERCHA TO THE ROOT CANAL WALLS THAT PROVIDES SPACE FOR ADDITIONAL GLUTTA PERCHA.

A

LATERAL CONDENSATION

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38
Q

THIS IS CONTRAINDICATED TO BE USED FOR PATIENTS WITH CARDIAC PACEMAKERS

A

ELECTRIC PULP TEST

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39
Q

A METHOD OF CANAL PREPARATION WHICH INVOLVES THE USE OF SMALL, FLEXIBLE FILES TO PREPARE THE APICAL 3RD OF THE CANAL. THIS IS FOLLOWED BY FILES SEQUENTIALLY LARGER THAN THE MASTER APICAL FILE AT INCREMENTAL LENGTHS OF 0.5MM TO 1MM SHORT OF WORKING LENGTH.

A

TELESCOPIC TECHNIQUE

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40
Q

THOOTH #45 PRESENTS A SWELLING IN THE GINGIVA AND A DEEP CLASS II CARIES INVOLVING THE PULP. PROBING DEPTHS ALONG THE CIRCUMFERENCE OF THE SULCUS IS AROUND 4MM TO 5MM. THERE IS NO GINGIVAL RECESSION MOBILITY. THE TOOTH IS NEGATIVE TO VITALITY TESTING. TREATMENT OF CHOICE IS

A

ENDODONTIC TREATMENT FOLLOWED BY PERIODONTAL TREATMENT

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41
Q

THE FINAL SHAPE AND TEXTURE OF THE GINGIVA IS DETERMINED _______

A

AFTER THE ERUPTION OF THE TEETH

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42
Q

WHICH TYPE OF NONSURGICAL PERIODONTAL THERAPY IS MOST EFFECTIVE IN REDUCING PERIODONTAL PROBING DEPTHS AND GAINING CLINICAL ATTACHMENT LEVEL IN PATIENTS WITH CHRONIC PERIODONTITIS?

QUADRANT-WISE SCALING AND ROOT PLANING

FULL-MOUTH SCALING

FULL-MOUTH DISINFECTION

ALL OF THE ABOVE

A

ALL OF THE ABOVE

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43
Q

THIS IS PRIMARY COMPONENT OF GUTTA PERCHA

A

ZINC OXIDE

44
Q

ALL OF THE FOLLOWING ARE INDICATIONS OF SURGICAL ENDODONTICS, EXCEPT ONE. WHICH IS IT?

-NON NEFOTIABLE CANAL WITH PERIAPICAL PATHOLOGY
-PERIAPICAL PATHOSIS IN A TOOTH WITH A POST AND CORE RETAINED CROWN
-SINUS TRACT THAT PERSIST AFTER REPEATED ENDODONTIC TREATMENT
-A COMPLETELY SEALED ROOT CANAL WITHOUT PERIPICAL PATHOSIS

A

A COMPLETELY SEALED ROOT CANAL WITHOUT PERIAPICAL PATHOSIS

45
Q

USED FOR SCALING OF LEDGES OR RINGS OF CALCULUS

A

HOE SCALERS

46
Q

PRINCIPAL PDL FIBERS THAT EXTENDS FROM CEMENTUM BELOW THE CEJ TO THE ALVEOLUS RIM.

A

ALVEOLAR CREST

47
Q

A SAA ARISING FROM AN APP IS A CLASSIC EXAMPLE OF

A

PHEONIX ABSCESS

48
Q

PRIMARY HERPETIC GINGIVOSTOMATITIS IS COMMONLY SEEN IN WHICH OF THE FOLLOWING AGES?

A

<10 YEARS OLD

49
Q

MOST COMMON CAUSE OF LOCALIZED AGGRESSIVE PERIODONTITIS

A

ACTINOBACILLUS

50
Q

THE MOST EFFECTIVE INSTRUMENT FOR SUBGINGIVAL SCALING AND ROOT PLANING

51
Q

IN AN INFLAMED GINGIVAL TISSUE, WHICH OF THE FOLLOWING SHOULD BE EXPECTED?

A

INCREASE VASCULAR PERMEABILITY

52
Q

AMONG THE FOLLOWING CONDITIONS THAT WILL BE TREATED ENDODONTICALLY, WHICH HAS THE POOREST PROGNOSIS?

A

TOOTH WITH VERTICAL ROOT FRACTURE

53
Q

IT IS THE FORMATIVE ORGAN OF THE DENTAL PULP

A

DENTAL PAPILLA

54
Q

WHICH OF THE FOLLOWING IS THE MOST DIFFICULT TO DIAGNOSE

A

ASYMPTOMATIC IRREVERSIBLE PULPITIS

55
Q

IT IS ALSO KNOWN AS THE BUCCAL OBJECT RULE OR SLOB RULE

-CONE SHIFT TECHNIQUE
-CLARK’S RULE
-WALTON’S PROJECTION
-ALL OF THE ABOVE

A

ALL OF THE ABOVE

56
Q

THIS TREATMENT IS INDICATED FOR PATIENTS WITH A NON-VITAL TOOTH WITH AN OPEN APEX

A

APEXFICATION

57
Q

IT IS THE EPITHELIUM COVERING THE GINGIVA WHICH FACES THE TOOTH WITHOUT BEING IN CONTACT WITH TOOTH SURFACE

A

ORAL SULCULAR EPITHELIUM

58
Q

THIS IS THE BEST TECHNIQUE TO DIFFERENTIATE A RIDICULAR CYST FROM PERIAPICAL GRANULOMA

A

HISTOPATHOLOGIC EXAM

59
Q

IF THE PATIENT WITH CHRONIC PERIODONTITIS PRESENTS A CAL OF 4 TO 5 MM, THE BEST TREATMENT OF CHOICE IS?

A

SCAILING ANG ROOT PLANING

60
Q

IT REFERS TO A CANAL MORPHOLOGY WHEREIN THE MAIN CANAL DIVIDES INTO MULTIPLE ACCESSORY CANALS AT THE APEX OF THE ROOT

A

APICAL DELTA

61
Q

WHICH OF THE FOLLOWING REGARDING ACUTE APICAL PERIODONTITIS IS/ARE ACCURATE

-IT IS LIMITED TO THE PERIODONTAL LIGAMENT
-IT IS DETECTABLE RADIOGRAPHICALLY
-IT MAY HEAL IF INDUCED BY A NON-INFECTIOUS AGENT
-ALL OF THE ABOVE

A

IT MAY HEAL IF INDUCED BY A NON-INFECTIOUS AGENT

62
Q

DURING SCALING AND ROOT PLANNING, THE OPTIMAL ANGULATION IS?

A

45-90 DEGREES

63
Q

THE MAXILLARY MOLARS USUALLY HAVE WHAT KIND OF PULP CHAMBERS?

A

TRIANGULAR

64
Q

ALL OF THE FOLLOWING ARE SOLUTIONS USED TO DISSOLVE GUTTA PERCHA, WHICH IS NOT INCLUDED

CHLOROFORM
XYLENE
EUCALYPTUS OIL
NSS
NONE OF THE ABOVE

65
Q

IT REFERS TO THE SOFT TISSUE EXTENDING FROM THE BASE OF THE GINGIVAL SULCUS UP TO THE ALVEOLAR CREST

A

BIOLOGIC WIDTH

66
Q

WATER IRRIGATION DEVICES HAVE BEEN SHOWN TO:

A

CLEAN ADHERENT BACTERIA AND DEBRIS MORE EFFECTIVELY THAN BRUSHES

67
Q

THE ATTACHED GINGIVA IS WIDEST IN WHICH OF THE FOLLOWING AREAS?

A

MAXILLARY INCISORS

68
Q

THE MOST COMMON CLINICAL SIGN OF OCCLUSAL TRAUMA IS ___________

A

TOOTH MOBILITY

69
Q

GRACEY CRUETTE USED DURING PLANING OF THE DISTAL SURFACES OF MAXILLARY AND MANDIBULAR MOLARS.

70
Q

WHICH OF THE FOLLOWING DESCRIBES A PATHOLOGIC TRUE POCKET?

A

BLEEDING ON PROBING WITHOUT BONE LOSS

71
Q

THE MOST COMMON TEETH INVOLVE IN JUVENILE PERIODONTITIS

A

MOLARS AND PREMOLARS

72
Q

EXPANDED POLYTETRAFLUOROETHYLENE MEMBRANE IS ALSO KNOWN AS __________________-

A

POLYVINYL SILOXANE

73
Q

AMONG THE FOLLOWING TOOTHBRUSH TECHNIQUES, WHICH IS THE MOST EFFICIENT

A

SULCULAR BRUSHING

74
Q

COMMONLY THE EARLIEST SIGN OF ACUTE APICAL PERIODONTITIS IS _________

A

PAIN PRECAUSSION

75
Q

RAPID HAND MOVEMENTS IS APPROPRIATE WHEN USING POWER-DRIVEN ULTRASONIC DEVICES. THIS WILL REDUCE THE DISCOMFORT OF THE PATIENT DURING THE SCALING PRCEDURE.’

WHICH STATEMENT IS TRUE

A

BOTH STATEMENTS ARE TRUE

76
Q

WHEN IT COMES TO THE PROGNOSIS OF A PERIODONTALLY COMPROMISED TOOTH, THE MOST SIGNIFICANT FACTOR TO CONSIDER IS:

A

ATTACHMENT LOSS

77
Q

SMOKING IS A WELL-KNOWN RISK FACTOR FOR CHRONIC PERIODONTITIS. WHICH OF THE FOLLOWING IS A CORRECT STATMENT REGARDING THE RISK OF CHRONIC PERIODONTITIS FOR PATIENTS WHO QUIT SMOKING.

-THE RISK FOR FUTURE PERIODONTAL DISEASE IMMEDIATELY FOLLOWING SMOKING CESSATION IS COMPARABLE TO NEVER SMOKERS

  • THE RISK LOWERS CONTINUOUSLY AND 11 YEARS AFTER SMOKING CESSATION THE RISK IS COMPARABLE TO A NEVER-SMOKER

-THE RISK FOR PERIODONTAL DISEASE DOES NOT CHANGE AFTER SMOKING CESSATION

A

THE RISK LOWERS CONTINUOUSLY, AND 11 YEARS AFTER SMOKING CESSATION THE RISK IS COMPARABLE TO A NEVER-SMOKE

78
Q

WHICH OF THE FOLLOWING IS INDICATIVE OF A SUCCESSFUL VITAL PULP THERAPY OF A TOOTH WITH AN OPEN APEX?

A

CONTINUOUS ROOT DEVELOPEMENT

79
Q

YOU HAVE INITIATED ROOT CANAL THERAPY ON A PATIENT WHEN HE SUDDENLY EXPERIENCES SUDDEN PAIN DURING WORKING LENGTH DETERMINATION, BEGINS TO HEMORRHAGE, AND DETECTS A BURNING SENSATION WHEN YOU ATTEMPT TO IRRIGATE WITH SODIUM HYPOCHLORITE. WHAT IS THE MOST LIKELY CAUSE OF THESE SYMPTOMS.

A

ROOT PERFORATION

80
Q

IT REFERS TO AN INCOMPLETELY FORMED ROOT IN WHICH THE APICAL DIAMTER OF THE CANAL IS WIDER THAT THE CORONAL DIAMETER

A

BLUNDERBUSS CANAL

81
Q

THE PRIMARY REASON FOR THE FAILURE OF A FREE GINGIVAL AUTOGRAFT IS:

A

DISRUPTION OF THE VASCULAR SUPPLY BEFORE ENGRAFTMENT

82
Q

IT IS THE NORMAL POCKET PROBING DEPTH

83
Q

CLINICALLY, THE MUCOGINGIVAL JUNCTION IN THE PLATAL GINGIVA IS ____________

84
Q

THEY ARE USED TO CRUSH LARGE CALCULUS OR BURNISH SHEETS OF CALCULUS

A

FILE SCALERS

85
Q

CURETTAGE IN PERIODONTICS REFERS TO _______

A

SCRAPING OF THE GINGIVAL WALL

86
Q

WHICH OF THE FOLLOWING SPECIES OF STREPOCOCCI IS USUALLY NOT FOUND IN HUMAN DENTAL PLAQUE

A

STREPTOCOCCUS PYOGENES

87
Q

COMMONLY, C-SHAPED CANALS ARE FORMED BECAUSE OF THE FUSION OF WHICH OF THE FOLLOWING CANALS?

A

MB CANAL AND DISTAL CANAL

88
Q

WITH REGARDS TO POST PLACEMENT, ALL OF THE FOLLOWING ARE TRUE EXCEPT ONE:

A

WE MUST RETAIN AT LEAST 3MM OF GUTTA-PERCHA DURING POST PREPARATION

89
Q

WHICH ANTIBIOTIC IS CONSIDERED TO HAVE AN ANTI-COLLAGENOLYTIC EFFECT WHICH IS IDEALLY SUITED FOR PERIODONTAL INFECTIONS

A

TETRACYCLINE

90
Q

PATIENT CAME TO YOUR CLINIC FOR A ROOT CANAL TREATMENT OF TOOTH #11 (NECROTIC AND RX PRESENTS WELL-DEFINED RADIOLUCENCY). RCT IS COMPLETED IN 2 MEETINGS. AFTER 3 YEARS, THE PATIENT CAME TO YOUR CLINIC FOR A FOLLOW UP. THE TOOTH REMAINED ASYMPTOMATIC AND NO FISTULA IS PRESENT. RADIOGRAPHICALLY, THERE IS A RADIOLUCENCY PRESENT IN THE APEX OF TOOTH #11. WHAT IS THE TREATMENT CHOICE?

A

PROCEED TO APICOECTOMY AND RETROGADE FILLING

91
Q

WHICH OF THE FOLLOWING MUST BE DONE WHEN PROBING A PATIENT AT RISK OF DEVELOPING BACTERIAL ENDOCARDITIS?

A

PRE-MEDICATE WITH 2000MG OF AMOXICILLIN PRIOR TO THE PROCEDURE

92
Q

LYMPHOKINES ARE PRODUCE BY WHICH CELLS:

A

T LYMPHOCYTES

93
Q

AN AREA OF BONE SCLEROSIS IN THE PERIAPICAL REGION THAT RESULTS FROM AN INFLAMMATORY STIMULUS SECONDARY TO CHRONIC PULPAL INFLAMMATION OR NECROSIS

A

CONDENSING OSTEITIS

94
Q

AN INFRABONY POCKET IS A PERIODONTAL POCKET WITH THE EPITHELIAL ATTACHMENT LOCATED:

A

APICAL TO THE CREST OF THE ALVEOLAR BONE

95
Q

IN AN HEALTHY GINGIVAL TISSUE, WHICH BACTERIA IS PREDOMINANT?

A

STREPTOCOCCUS SPECIES AND ACTINOMYCES SPECIES

96
Q

ALL OF THE FOLLOWING ARE THE PRINCIPAL PERIODONTAL LIGAMENT FIBER GROUP EXCEPT ONE. WHICH IS IT?

ALVEOLAR CREST
HORIZONTAL
OBLIQUE
APICAL
TRANSSEPTAL

A

TRANSSEPTAL

97
Q

THIS IS THE BULK OF DENTIN FOUND IN THE TOOTH ROOT

A

CIRCUMPULPAL DENTIN

98
Q

WHAT IS RECOGNIZED BY COMOR CHANGES SEPARATING THE ATTACHED GINGIVA FROM THE ALVEOLAR MUCOSA?

A

MUCOGINGIVAL JUNCTION

99
Q

WHICH IS NOT UNCOMMONLY USED IRRIGANT IN ROOT CANAL TREATMENT?

A

5.25% NaOcl

100
Q

A THOROUGH ROOTH PLANING IS MOST DIFFICULT TO ACHIEVE IN WHICH OF THE FOLLOWING TEETH?

A

MAXILLARY MOLARS

101
Q

WHICH OF THE FOLLOWING CLONICAL SIGNS AND SYMPTOMS IS A CHARACTERISTIC OF NECROTIZING ULCERATING GINGIVITIS (NUG)?

MINIMAL BLEEDING

PUNCHED-OUT PAPILLAE

PAINLESS

PERIODONTAL POCKET FORMATION

A

PUNCHED-OUT PAPILLAE

102
Q

THIS IS THE MOST USEFUL GRASP FOR PERIODONTAL INSTRUMENTATION

A

MODIFIED PEN GRASP

103
Q

THIS IS THE BEST WAY TO ELIMINATE MICRO ORGANISMS IN THE ROOT CANAL CAVITY

A

BIOCHEMICAL PREPARATION AND COPIOUS IRRIGATION

104
Q

ACCESSORY CANALS ARE MOST OFTEN DETECTED

A

FOLLOWING OBTURATION OF THE MAIN CANAL