ENDODONTICS AND PERIODONTICS Flashcards
WHICH IS THE MOST IMPORTANT FACTOR IN ORDER TO PREVENT THE RECURRENCE OF A TREATED PERIODONTAL DISEASE?
PLAQUE CONTROL
THE PREDOMINANT ORGANISM ASSOCIATED WITH NUG ARE THE FOLLOWING, EXCEPT ONE. WHICH IS IT?
ACTINOMYCES
THIS IS CONSIDERED AS THE MOST COMPLEX ROOT IN THE ENTIRE DENTITION
MESIOBUCCAL ROOT OF MAXILLARY FIRST MOLARS
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.
GINGIVOPLASTY
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)
CHELATION
THESE ARE NARROW, TRIANGULAR-SHAPED GINGIVAL RECESSION EXTENDING FROM THE GINGIVAL MARGINS GOING TO THE ATTACHED GINGIVA
STILLMANS CLEFT
THIS IS THE PRIMARY REASON FOR RECAPITULATION PROCEDURE
CLEAN THE DEBRIS AT THE APICAL SEGMENT OF THE CANAL NOT REMOVED BY IRRIGATION
AMONG THE FOLLOWING, WHICH IS A POSSIBLE CAUSE OF INTERNAL ROOT RESORPTION?
CARRIES PENETRATING TO THE PULP
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.
BOTH STATEMENTS ARE TRUE
THE MOST COMMON CAUSE OF GINGIVITIS IS ____________
POOR ORAL HYGIENE
THESE ARE MICROORGANISMS COMMONLY FOUND IN DEEP POCKETS
GRAM NEGATIVE ANAEROBES
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?
IRREVERSIBLE PULPITIS
AMONG THE FOLLOWING SURFACES, WHERE CAN PERIODONTAL POCKETS BE SEEN RADIOGRAPHICALLY?
LABIAL
LINGUAL
MESIAL
DISTAL
NONE OF THE ABOVE
NONE OF THE ABOVE
MNIFESTATION OF ABRASION, EXCEPT
DEAD TRACTS
SECONDARY DENTIN FORMATION
PULPAL INFLIMMATION
LOSS OF TOOTH STRUCTION
SECONDARY DENTIN FORMATION
WHAT IS GUIDED TISSUE REGENERATION?
A PLACEMENT OF NON-RESORBABLE BARRIERS OR RESORBABLE MEMBRANES AND BARRIERS OVER A BONY DEFECT
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?
BOTH STATEMENTS ARE TRUE
THE FOLLOWING ARE SIGNS OF OCCUSAL TRAUMA EXECPT ONE.
-INCREASE TOOTH MOBILITY
-THERMAL SENSITIVITY
-DISCONTINUITY OF THE LAMINA DURA
-ROOT RESORPTION
-NOCTURNAL PAIN
NORCTURNAL PAIN
EXPANDED POLYTETRAFLUOROETHYLENE MEMBRANE IS ALSO KNOWN AS _________
TEFLON
THE MOST COMMON TEETH INVOLVE IN JUVENILE PERIODONTITIS
INCISORS AND 1ST MOLARS
WHICH OF THE FOLLOWING DESCRIBES A PATHOLOGIC TRUE POCKET?
BONE LOSS AND ATTACHMENT LOSS
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?
BOTH STATEMENTS ARE TURE
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?
IRREVERSABLE PULPITIS WITH SYMPTOMATIC APICAL PERIODONTITIS
AFTER GINGIVECTOMY, A DRESSING IS PLACED IN THE SURGICAL SITE. WHICH IS NOT THE REASON WHY DRESSING IS PLACED AFTER THE SURGICAL PROCEDURE?
DRESSINGS ALLOW MICROORGANISM TO RE-ESTABLISH THEMSELVES IN THE SURGICAL SITE
IT IS THE MOST COMMON FORM OF PERIODONTITIS?
CHRONIC PERIODONTITIS
THE MOST COMMON CLINICAL SIGN OF OCCLUSAL TRAUMA IS?
TOOTH MOBILITY
GRACEY CURETTE USED DURING PLANING OF THE DISTAL SURFACES OF MAXILLARY AND MANDIBULAR MOLAR.
13 AND 14
WATER IRRIGATION DEVICES HAVE BEEN SHOWN TO:
CLEAN ADHERENT BACTERIA AND DEBRIS MORE EFFECTIVELY THAN BRUSHES
THE ATTACHED GINGIVAL IS WIDEST IN WHICH OF THE FOLLOWING ARES?
MAXILLARY INCISOR
IT REFERS TO THE SOFT TISSUE EXTENDING FROM THE BASE OF THE GINGIVAL SULCUS UP TO THE ALVEOLAR CREST.
BIOLOGIC WIDTH
CHEMICAL AGENT THAT POSSESSES SUBSTANTIVITY
CHLORHEXIDE
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.
CHRINIC APICAL ABSCESS
THIS KIND OF PERIODONTAL FLAP IS USED TO COVER ISOLATED, DENUDED ROOT SURFACES THAT HAVE ADEQUATE DONOR TISSUE ADJACENT TO THE RECIPIENT SITE.
LATERALLY DISPLACED FLAP
TYPE OF TRAUMA NEARLY ALWAYS RESULTS TO PULPAL NERCOSIS
LUXATION
WHICH OF THE FOLLOWING IS BEST APPROACH WHEN DOING EXTENSIVE SCALING AND ROOT PLANING?
SEVERAL APPOINTMENTS MUST BE DONE AND SEGMENT OR QUADRANT OF TEETH IS THOROUGHLY TREATED PER APPOINTMENT.
THE FOLLOWING ARE THE DIVISIONS OF THE ORAL MUCOSA EXCEPT ONE.
MASTICATORY MUCOSA
SPECIALIZED MUCOSA
LINING MUCOSA
LINGUAL MUCOSA
LINGUAL MUCOSA
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
THE FIRST STATEMENT IS FALSE; THE SECONDS IS TRUE
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.
LATERAL CONDENSATION
THIS IS CONTRAINDICATED TO BE USED FOR PATIENTS WITH CARDIAC PACEMAKERS
ELECTRIC PULP TEST
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.
TELESCOPIC TECHNIQUE
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
ENDODONTIC TREATMENT FOLLOWED BY PERIODONTAL TREATMENT
THE FINAL SHAPE AND TEXTURE OF THE GINGIVA IS DETERMINED _______
AFTER THE ERUPTION OF THE TEETH
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
ALL OF THE ABOVE
THIS IS PRIMARY COMPONENT OF GUTTA PERCHA
ZINC OXIDE
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 COMPLETELY SEALED ROOT CANAL WITHOUT PERIAPICAL PATHOSIS
USED FOR SCALING OF LEDGES OR RINGS OF CALCULUS
HOE SCALERS
PRINCIPAL PDL FIBERS THAT EXTENDS FROM CEMENTUM BELOW THE CEJ TO THE ALVEOLUS RIM.
ALVEOLAR CREST
A SAA ARISING FROM AN APP IS A CLASSIC EXAMPLE OF
PHEONIX ABSCESS
PRIMARY HERPETIC GINGIVOSTOMATITIS IS COMMONLY SEEN IN WHICH OF THE FOLLOWING AGES?
<10 YEARS OLD
MOST COMMON CAUSE OF LOCALIZED AGGRESSIVE PERIODONTITIS
ACTINOBACILLUS
THE MOST EFFECTIVE INSTRUMENT FOR SUBGINGIVAL SCALING AND ROOT PLANING
CRUETTES
IN AN INFLAMED GINGIVAL TISSUE, WHICH OF THE FOLLOWING SHOULD BE EXPECTED?
INCREASE VASCULAR PERMEABILITY
AMONG THE FOLLOWING CONDITIONS THAT WILL BE TREATED ENDODONTICALLY, WHICH HAS THE POOREST PROGNOSIS?
TOOTH WITH VERTICAL ROOT FRACTURE
IT IS THE FORMATIVE ORGAN OF THE DENTAL PULP
DENTAL PAPILLA
WHICH OF THE FOLLOWING IS THE MOST DIFFICULT TO DIAGNOSE
ASYMPTOMATIC IRREVERSIBLE PULPITIS
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
ALL OF THE ABOVE
THIS TREATMENT IS INDICATED FOR PATIENTS WITH A NON-VITAL TOOTH WITH AN OPEN APEX
APEXFICATION
IT IS THE EPITHELIUM COVERING THE GINGIVA WHICH FACES THE TOOTH WITHOUT BEING IN CONTACT WITH TOOTH SURFACE
ORAL SULCULAR EPITHELIUM
THIS IS THE BEST TECHNIQUE TO DIFFERENTIATE A RIDICULAR CYST FROM PERIAPICAL GRANULOMA
HISTOPATHOLOGIC EXAM
IF THE PATIENT WITH CHRONIC PERIODONTITIS PRESENTS A CAL OF 4 TO 5 MM, THE BEST TREATMENT OF CHOICE IS?
SCAILING ANG ROOT PLANING
IT REFERS TO A CANAL MORPHOLOGY WHEREIN THE MAIN CANAL DIVIDES INTO MULTIPLE ACCESSORY CANALS AT THE APEX OF THE ROOT
APICAL DELTA
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
IT MAY HEAL IF INDUCED BY A NON-INFECTIOUS AGENT
DURING SCALING AND ROOT PLANNING, THE OPTIMAL ANGULATION IS?
45-90 DEGREES
THE MAXILLARY MOLARS USUALLY HAVE WHAT KIND OF PULP CHAMBERS?
TRIANGULAR
ALL OF THE FOLLOWING ARE SOLUTIONS USED TO DISSOLVE GUTTA PERCHA, WHICH IS NOT INCLUDED
CHLOROFORM
XYLENE
EUCALYPTUS OIL
NSS
NONE OF THE ABOVE
NSS
IT REFERS TO THE SOFT TISSUE EXTENDING FROM THE BASE OF THE GINGIVAL SULCUS UP TO THE ALVEOLAR CREST
BIOLOGIC WIDTH
WATER IRRIGATION DEVICES HAVE BEEN SHOWN TO:
CLEAN ADHERENT BACTERIA AND DEBRIS MORE EFFECTIVELY THAN BRUSHES
THE ATTACHED GINGIVA IS WIDEST IN WHICH OF THE FOLLOWING AREAS?
MAXILLARY INCISORS
THE MOST COMMON CLINICAL SIGN OF OCCLUSAL TRAUMA IS ___________
TOOTH MOBILITY
GRACEY CRUETTE USED DURING PLANING OF THE DISTAL SURFACES OF MAXILLARY AND MANDIBULAR MOLARS.
13 AND 14
WHICH OF THE FOLLOWING DESCRIBES A PATHOLOGIC TRUE POCKET?
BLEEDING ON PROBING WITHOUT BONE LOSS
THE MOST COMMON TEETH INVOLVE IN JUVENILE PERIODONTITIS
MOLARS AND PREMOLARS
EXPANDED POLYTETRAFLUOROETHYLENE MEMBRANE IS ALSO KNOWN AS __________________-
POLYVINYL SILOXANE
AMONG THE FOLLOWING TOOTHBRUSH TECHNIQUES, WHICH IS THE MOST EFFICIENT
SULCULAR BRUSHING
COMMONLY THE EARLIEST SIGN OF ACUTE APICAL PERIODONTITIS IS _________
PAIN PRECAUSSION
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
BOTH STATEMENTS ARE TRUE
WHEN IT COMES TO THE PROGNOSIS OF A PERIODONTALLY COMPROMISED TOOTH, THE MOST SIGNIFICANT FACTOR TO CONSIDER IS:
ATTACHMENT LOSS
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
THE RISK LOWERS CONTINUOUSLY, AND 11 YEARS AFTER SMOKING CESSATION THE RISK IS COMPARABLE TO A NEVER-SMOKE
WHICH OF THE FOLLOWING IS INDICATIVE OF A SUCCESSFUL VITAL PULP THERAPY OF A TOOTH WITH AN OPEN APEX?
CONTINUOUS ROOT DEVELOPEMENT
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.
ROOT PERFORATION
IT REFERS TO AN INCOMPLETELY FORMED ROOT IN WHICH THE APICAL DIAMTER OF THE CANAL IS WIDER THAT THE CORONAL DIAMETER
BLUNDERBUSS CANAL
THE PRIMARY REASON FOR THE FAILURE OF A FREE GINGIVAL AUTOGRAFT IS:
DISRUPTION OF THE VASCULAR SUPPLY BEFORE ENGRAFTMENT
IT IS THE NORMAL POCKET PROBING DEPTH
<1-3 MM
CLINICALLY, THE MUCOGINGIVAL JUNCTION IN THE PLATAL GINGIVA IS ____________
NOT SEEN
THEY ARE USED TO CRUSH LARGE CALCULUS OR BURNISH SHEETS OF CALCULUS
FILE SCALERS
CURETTAGE IN PERIODONTICS REFERS TO _______
SCRAPING OF THE GINGIVAL WALL
WHICH OF THE FOLLOWING SPECIES OF STREPOCOCCI IS USUALLY NOT FOUND IN HUMAN DENTAL PLAQUE
STREPTOCOCCUS PYOGENES
COMMONLY, C-SHAPED CANALS ARE FORMED BECAUSE OF THE FUSION OF WHICH OF THE FOLLOWING CANALS?
MB CANAL AND DISTAL CANAL
WITH REGARDS TO POST PLACEMENT, ALL OF THE FOLLOWING ARE TRUE EXCEPT ONE:
WE MUST RETAIN AT LEAST 3MM OF GUTTA-PERCHA DURING POST PREPARATION
WHICH ANTIBIOTIC IS CONSIDERED TO HAVE AN ANTI-COLLAGENOLYTIC EFFECT WHICH IS IDEALLY SUITED FOR PERIODONTAL INFECTIONS
TETRACYCLINE
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?
PROCEED TO APICOECTOMY AND RETROGADE FILLING
WHICH OF THE FOLLOWING MUST BE DONE WHEN PROBING A PATIENT AT RISK OF DEVELOPING BACTERIAL ENDOCARDITIS?
PRE-MEDICATE WITH 2000MG OF AMOXICILLIN PRIOR TO THE PROCEDURE
LYMPHOKINES ARE PRODUCE BY WHICH CELLS:
T LYMPHOCYTES
AN AREA OF BONE SCLEROSIS IN THE PERIAPICAL REGION THAT RESULTS FROM AN INFLAMMATORY STIMULUS SECONDARY TO CHRONIC PULPAL INFLAMMATION OR NECROSIS
CONDENSING OSTEITIS
AN INFRABONY POCKET IS A PERIODONTAL POCKET WITH THE EPITHELIAL ATTACHMENT LOCATED:
APICAL TO THE CREST OF THE ALVEOLAR BONE
IN AN HEALTHY GINGIVAL TISSUE, WHICH BACTERIA IS PREDOMINANT?
STREPTOCOCCUS SPECIES AND ACTINOMYCES SPECIES
ALL OF THE FOLLOWING ARE THE PRINCIPAL PERIODONTAL LIGAMENT FIBER GROUP EXCEPT ONE. WHICH IS IT?
ALVEOLAR CREST
HORIZONTAL
OBLIQUE
APICAL
TRANSSEPTAL
TRANSSEPTAL
THIS IS THE BULK OF DENTIN FOUND IN THE TOOTH ROOT
CIRCUMPULPAL DENTIN
WHAT IS RECOGNIZED BY COMOR CHANGES SEPARATING THE ATTACHED GINGIVA FROM THE ALVEOLAR MUCOSA?
MUCOGINGIVAL JUNCTION
WHICH IS NOT UNCOMMONLY USED IRRIGANT IN ROOT CANAL TREATMENT?
5.25% NaOcl
A THOROUGH ROOTH PLANING IS MOST DIFFICULT TO ACHIEVE IN WHICH OF THE FOLLOWING TEETH?
MAXILLARY MOLARS
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
PUNCHED-OUT PAPILLAE
THIS IS THE MOST USEFUL GRASP FOR PERIODONTAL INSTRUMENTATION
MODIFIED PEN GRASP
THIS IS THE BEST WAY TO ELIMINATE MICRO ORGANISMS IN THE ROOT CANAL CAVITY
BIOCHEMICAL PREPARATION AND COPIOUS IRRIGATION
ACCESSORY CANALS ARE MOST OFTEN DETECTED
FOLLOWING OBTURATION OF THE MAIN CANAL