Endodontics Examinations Endodontics Examinations Endodontics Examinations PDF

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The percussion test is: *0/Reveals the state of health of the pulp tissue Indicates whether there is inflammation of the periodontal ligament Demonstrates the presence of chronic periapical periodontitisStimulates the proprioceptive fibers of an inflamed pulpPain of dental origin *0/Invariably arise...

Description

The percussion test is: * 0/1 Reveals the state of health of the pulp tissue Indicates whether there is inflammation of the periodontal ligament Demonstrates the presence of chronic periapical periodontitis Stimulates the proprioceptive fibers of an inflamed pulp

Pain of dental origin * 0/1 Invariably arises from an anterior tooth when referred to the periauricular area Can be expected to cross the midline of the head and involve other areas eventually Will respond to percussion testing even though the inflammation is pulpal only Will usually reflect conditions of irreversible pulpitis with or without partial necrosis

The percussion test * 1/1 Stimulates the proprioceptive fibers of an inflamed pulp Indicates whether there is inflammation of the periodontal ligament Demonstrates the presence of chronic periapical periodontitis Reveals the state of health of the pulp tissue

A painful response that subsides quickly with stimulus removal is characteristic of? * 1/1 A normal pulp A reversible pulpitis A nonvital pulp An irreversible pulpitis

The anesthesia test is used * 1/1 Routinely for endodontics diagnosis To eliminate the source of bilateral mandible pain To help determine the etiology of diffuse pain of vague origin As another means to determine pulp pulpitis

Reversible pulpitis is usually characterized by? * 1/1 Palpable swelling over apex of the suspected tooth Severe, spontaneous, periodic pain Sharp, momentary pain to thermal stimulation Moderate pain upon percussion

The recommended management of internal resorption is to? * 0/1 Observe with periodic periapical radiographs Reserve definitive care until symptoms develop Institute root canal therapy immediately Assure the patient that resorption is self-limiting

Total pulp necrosis * 0/1 Usually is asymptomatic when confined within the pulp space May exhibit both the reversible and the irreversible types of pulpitis Will require increased stimulation by the electric pulp test Is accurately diagnosed with periapical radiographs

Acute apical periodontitis may result from? * 1/1 Periapical extension of pulp disease Overzealous palpation procedures opposite the apex Root canal procedures within the canal spaces Recently placed proximal restorations

The acute apical abscess * 1/1 Occurs in the initial stages of acute apical periodontitis Exhibits severe pain, tooth mobility and positive responses to palpation and percussion Test the diagnostic acumen of the clinician

Is always evident on periapical radiographs

The distinguishing morphologic feature of the maxillary second molar is the? * 0/1 . Divergent buccal roots r Rectangular shape of the chamber floor Nonparallel root canals Three roots grouped closely togethe

Which one of the following statements regarding the use of barded broaches is true? * 1/1 The broach is to be placed to the entire length of the root canal. The broach must be wide enough to engage pulp without touching canal wall. The broach may be used in curved canals. The broach may be forced in place.

Between 15 to 40 size of endodontic hand files, 35 number file has a handle color code of? 1/1 Yellow Black Red Green

A developmental anomaly wherein there is a severe bend or distortion of a tooth tooth root or crown 45-90 degrees. * 1/1 dens en dente Taurodontism macrodontia Dilacerations

Which tooth will almost always have two canals? * 1/1

Mandibular 2nd Premolar Maxillary 1st Premolar Mandibular 1st Premolar Maxillary 2nd Premolar

Which condition is an apical lesion that develops as an acute exacerbation of a Chronic Apical 1/1 Cyst Dentigerous Cyst Phoenix Abscess Granuloma

A granuloma as a cyst can only be differentially diagnosed by * 0/1 Palpation Percussion Histological examination Radiographic examination

Which condition is the result of a pulpal infection that extends through the apical foramen to the periapical tissues? * 0/1 Periodontal abscess Necrosis Periapical abscess Gingival abscess

An electric pulp tester usually elicit a response at a higher current than normal if a tooth being tested has? a. Acute Pulpit * 0/1 Chronic Pulpitis Open apex Hyperemia Acute Pulpitis

The external access outline form for Maxillary Canine is? * 1/1 Triangular Quadrilateral Oval Hexagonal

Fibroblasts are particularly numerous in the: * 0/1 Coronal portion of the pulp Middle third of the pulp Apical end of the pulp Pulp horn

The cells found in greatest number in the pulp are? * 0/1 Fibroblasts Reserve cells Defense cells Odontoblasts

A complex phenomenon which is in form of the evoked potential in the tooth that initiated signals to the brain * 1/1 Inflammation Radiation Infection Pain

The roof of the pulp chamber consists of? * 0/1 Pulp

Dentin Cementum Enamel

Portion of the pulp cavity which extends form canal orifice to the apical foramen * 1/1 Accessory canals apical foramen root canal Pulp chamber

An aperture at or near the apex of a root through which nerves and blood vessels of the pulp enter or leave the pulp cavity * 1/1 Root canal Pulp Chamber Accessory canals l Apical foramen

What is the primary function of the pulp? * 1/1 Nutrition of Dentin Defense of tooth Innervation of tooth Formation of Dentin

What type of cementum is found in apical third and interradicular region of the tooth? * 1/1 Acellular Cementum Cellular Cementum

Bacteria most often recovered from infected vital pulp are the following, EXCEPT? * 0/1

. Diphtheroids Staphylococci Candida albicans Streptococci

These are openings in the floor of the pulp chamber leading into the root canals * 1/1 . Pulp cavity Apical foramen Pulp chamber Canal orifice

Final finish of convenience form is completed with what bur? * 1/1 Straight bur Inverted cone bur Round bur fissure bur

What color code is # 40 file? * 1/1 Green White Black Red

What color is # 6 file? * 1/1 Pink Purple Gray White

Outline form of Mandibular Premolar *

1/1 Oblong Rhomboid Triangular Ovoid

The most common route for microorganisms and their toxic by-products to reach the pulp tissue is? * 0/1 Direct extension through an open cavity or carious lesion From the extension of periapical extension from adjacent, infected teeth Through exposed dentinal tubules following cavity preparation Hematogenious anachoresis

Severity of the course of periapical infection depends upon the: * 1/1 Virulence of the organisms Number of organisms present All of the choices Resistance of the host

The primary purpose of the endodontic access opening is to: * 0/1 Allow the enlargement of the coronal orifice Remove the coronal pulp tissue Allow for removal of the canal contents Establish a straight line access to the apical foramen

It is also known as Recrudescent abscess * 0/1 Phoenix abscess Pulpitis Granuloma Cyst

What root of the maxillary molar has the longest, has the largest diameter and offers the easiest * 0/1 Disto buccal root None of the choices Mesio-buccal root Palatal root

What canal of the maxillary 1st molar often splits into two canals? * 1/1 All of the canals Distobuccal Mesiobuccal Palatal

The orifice of this canal of the maxillary 1st molar has no direct relation to the cusp * 1/1 Palatal Mesiobuccal . Distobuccal All of the canals

An endodontic coronal preparation which enables unobstructed access to the canal orifices, a straight line access to apical foramen, complete control over instrumentation and to accommodate Obturation techniques * 1/1 Bacteriologic preparation Irrigation Access cavity preparation Obturation

It is a well established fact that success of endodontic therapy depends on the following factors, EXECPT? *

0/1 Obturation Disinfection Cleaning and shaping Scaling

The main objective of the access cavity preparation is to? * 1/1 . know the length of the canal Create a smooth, straight line access to the canal system and the apex Know the position and size of the pulp chamber and its distance from occlusal surface Be aware of the position of apical foramen

Objective of access cavity preparation are the following, EXCEPT? * 1/1 Complete deroofing of pulp chamber To gain direct straight line access to the apical foramen To extract the tooth if the gaining of access is wrong Conserve sound tooth structures as much as possible so as to avoid weakening of remaining tooth structure

The outline form of access cavity of maxillary central incisor is? * 1/1 Long oval Ovoid Rounded triangular shape Trapezoidal shape

The shape of access cavity of mandibular first molar is? * 0/1 Oblong Triangular Ovoid Trapezoidal

Apical portion of root canal having narrowest diameter * 0/1 Anatomic apex Radiographic apex Apical foramen Apical Constriction

Main apical opening of the root canal which may be located away from anatomic or radiographic * 1/1 Radiographic apex Apical Construction Anatomic apex Apical foramen

Endo is a Greek word for “Inside” and Odont is Greek word for? * 1/1 Dental Pulp Oral cavity Tooth Dental Caries

Pulp degeneration is generally present in the teeth of * 0/1 Toddlers Older people Pre-schooler Adolescent

A mild-to-moderate inflammatory condition of the pulp caused by noxious stimuli in which the pulp is capable of returning to the uninflamed state following removal of stimuli * ···/1

Reversible Pulpitis Irreversible Pulpitis Pulp degeneration Necrosis

A persistent inflammatory condition of the pulp, systematic or asymptomatic, caused by a noxious stimulus * 1/1 Reversible Pulpitis Necrosis Pulp degeneration Irreversible Pulpitis

An extensive carious exposure of a young pulp with a productive pulped inflammatory known as pulp polyp * 1/1 Necrosis of the Pulp Pulp degeneration Chronic Hyperplastic Pulpitis Chronic Ulcerative Pulpitis

First line of bone surrounding the tooth where PL is attached: * 1/1 alveolar socket alveolar bone alveolus lamina dura

Increased blood flow is known as: 0/1 vasoconstriction vasodilatation irritation inflammation

Symptoms experienced by patient: * 1/1 subjective objective both of the above none of the above

Pulp vitality is best determined by;a. Transillumination Percussion X-ray Electric pulp tester

Tenderness to percussion of a tooth is indicative of: * 1/1 Apical periodontitis Chronic ulcerative pulpitis Vital pulp Chronic Hyperplastic Pulpitis

Gutta percha points are sterilized by: * 0/1 dry heat autoclave glass bead sodium hypochlorite

The other term for reversible pulpitis is: * 1/1 b. Hyperemia c. Chronic ulcerative pulpitis Chrosnic Hyperplastic pulpitis . Necrosis of the pulp

The best way to maintain a sterile operating field is by: * 1/1 . gauze pad isolation rubber dam isolation using saliva ejector isolation with cotton balls Option 1

An electric pulp tester (EPT or Vitalometer) usually elicits a response at a highercurrent than normal if a tooth, being tested has: * 0/1 Hyperemia A pus-filled canal Open apex Suffered a trauma Chronic pulpitis Acute pulpitis

Which of the following canals in a maxillary first molar is usually the most difficult to locate? * 1/1 All of the canals are relatively easy to find Palatal Mesiobuccal Distobuccal

The chronic apical abscess (CAA) is generally: * 1/1 Very painful Asymptomatic Mildly painful

Which condition is characterized by pain that is spontaneous and has periods of cessation (intermittent in nature)? * 0/1 Reversible pulpitis Irreversible pulpitis

Which of the following intracanal instruments is designed for the removal of pulp tissue,cotton pellet ,absorbable points, and other soft materials, but not for canal enlargement? * 1/1 Files Reamers Broaches None of the above

Which of the following is generally believed to be the cause of internal resorption of a tooth? * 0/1 Active orthodontic treatment Inflammation due to an infected coronal pulp Dento-alveolar abscess Periodontitis with deep infra-bony pockets

Which of the following teeth most often refer pain to the temporal region? * 0/1 Maxillary molar Maxillary incisors Mandibular molars Maxillary second premolars

Which tooth may have a pulp chamber that is somewhat triangular as opposed to oval? * 1/1

Maxillary lateral incisor Maxillary central incisor Mandibular central incisor Mandibular lateral incisor

Which of the following teeth is most likely to have a curved root? * 1/1 Mandibular central incisor Maxillary canine Maxillary lateral incisor Maxillary central incisor

The earliest and most common symptom associated with an inflamed pulp is: * 1/1 Mild bleeding Pain on percussion A persistent feeling of discomfort A dull throbbing pain on mastication Sensitivity to hot, and or, cold stimuli

Which condition is the result of a pulpal infection that extends through the apicalforamen to the periapical tissues? * 1/1 Periodontal abscess Gingival abscess Periapical abscess

The repeated clockwise rotation of the instrument, particularly during insertion. * 0/1 Filing Reaming Circumferential filing Extirpation

The primary purpose of the endodontic access opening is to * 0/1 Allow for removal of the canal contents Allow for the preparation of the dentinal walls Establish a straight line access to the apical foramen Removal the coronal pulp tissue Allow the enlargement of the coronal orifice

Which of the ff tests is the least useful in endodontic diagnosis of children? * 0/1 Electric pulp test Palpation Percussion Cold test

Irreversible pulpitis pain in which of the ff sites is most likely to radiate to the ear? * 1/1 Maxillary premolar Mandibular molar Mandibular premolar Maxillary molar

Generalized malaise and elevated body temperature are most frequently associated with * 0/1 Chronic apical periodontitis Acute pulpitis Necrotic pulp Acute apical abscess

Which condition is an apical lesion that develops as an acute exacerbation of a chronic apical abscess? * 1/1 Periapical granuloma

Phoenix abscess Periapical cyst d. None of the above

Which of the ff is the most difficult pulpal or periapical pathosis to diagnose? * 0/1 Acute apical abscess Chronic pulpitis Internal resorption Necrotic pulp Chronic suppurative apical periodontitis

Which of the ff lesions is most common? * 0/1 Chronic osteomyelitis Any of the abov Suppurative apical periodontitis Acute apical abscess Chronic apical periodontitis

The most common route for MOs and their toxic by-products to reach the pulp tissue is * 1/1 Hematogenious anachoresis Through exposed dentinal tubules ff cavity preparation From the extension of periapical extension from adjacent, infected teeth Direct extension through an open cavity or carious lesion

Instruments used for RCT are sterilized reliably by using * 0/1 Hot oil A glass bead sterilizer An autoclave Cold sterilization Boiling water

Which of the following are useful diagnostic aids that can be used to determine if a tooth has a vertical crown-root fracture? * 1/1 Having a patient bite forcefully on a bite stick Wedging the tooth in question and then taking an x-ray Fiberoptic light for transillumination All of the above Persistent periodontal defects in an otherwise healthy tooth

Diagnostic test that will reveal the presence of periapical inflammation. * 1/1 Percussion Palpation EPT thermal tests

The removal of entire coronal pulp to the level of root orifices? * 1/1 pulp capping pulpectomy Partial pulptomy Cervical pulpotomy

It implies removal of the coronal pulp tissue to the level of healthy pulp? * 1/1 pulp capping Cervical pulpotomy pulpectomy Partial pulptomy

What material of choice is used in pulpotomy in young permanent teeth to stimulate the formulation * 1/1

IRM Formocresol MTA Calcium Hydroxide

To make pulp extirpation of vital teeth painless which of the following is recommended? * 1/1 Topical anesthetic in the pulp chamber Local anesthesia to block pain pathway Arsenic trioxide Electrocution of pulp by pulp tester

Partial pulpotomy is also termed as? * 0/1 Cvek pulpotomy Full pulpotomy Cervical pulpotomy Deep pulpotomy

It implies the placement of dressing directly on to the pulp exposure? * 1/1 Pulpotomy Direct pulp capping Pulpectomy Indirect pulp capping

One of the indications of direct pulp capping is when the pulp is exposed in? * 1/1 72 hrs. 48 hrs More than 24 hrs. Less than 24 hrs.

The best material for direct pulp capping is? * 1/1 Zinc Phosphate Zinc Oxide Eugenol Calcium hydroxide Composite resin

It refers to the surgical removal of the coronal vital pulp? * 0/1 Pulpotomy Root Canal Therapy Direct pulp capping Indirect pulp capping

Endodontic cavity preparation for anterior teeth is always made on : * 1/1 buccal lingual incisal labial

Canal configuration With single canal from pulp chamber to apex * Type Type Type Type

IV II III I

The rationale for the use of rubber dam in endodontics are, EXCEPT? * 1/1 Prevent aspiration of instruments Maintain an aseptic environment Confine irrigants to the area only Protect the dentist from HIV infection

The most common cause of pulpitis is? * 1/1 Chemicals Heat Carries Trauma

Endo is a Greek word for ? * 1/1 outside bone pulp inside

Hard biologic tissue that makes up the bulk of the tooth covered coronally by Enamel and in the root region by cementum * 1/1 Cementum Pulp Dentin Enamel

Refining the access preparation is being used with * 0/1 Inverted cone bur Straight bur Tapering fissure bur # 4 round bur

In exploring the canal orifice the instruments be used is: * 1/1 path finder neither of the above either of the above

endodontic explorer...