Uncategorized Endodontics Part One ra4des Send an email 4 days ago0 53 Less than a minute Facebook X LinkedIn Tumblr Pinterest Reddit VKontakte Odnoklassniki Pocket Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 0% 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354 Uncategorized Endodontics Part One Endodontics Part One Lets Go pls add your info NameEmailPhone Number 1 / 54 Category: Endodontics 1) A patient has extruded gutta-percha with no symptoms. What is the management? Follow-up RCT Surgical RCT Extraction If asymptomatic, no intervention is needed. 2 / 54 Category: Endodontics 2) What is the standard size for gutta-percha tracing? 25 20 30 35 Size 25 is commonly used for gutta-percha tracing. 3 / 54 Category: Endodontics 3) What type of splint is used for intruded teeth? Flexible splint Rigid splint No splint Semi-rigid splint Flexible splints allow for physiological movement. 4 / 54 Category: Endodontics 4) A 14-year-old patient has an avulsed tooth for 4 hours. What is the treatment? RCT immediately RCT after one week No RCT Follow-up Immediate RCT is recommended for avulsed teeth with closed apices. 5 / 54 Category: Endodontics 5) A fracture involving enamel and dentin without pulp exposure is called: Uncomplicated fracture Complicated fracture Crown infarction Root fracture Uncomplicated fractures do not involve the pulp. 6 / 54 Category: Endodontics 6) Which sealer is resorbable? Calcium hydroxide ZOE Resin-based sealer Glass ionomer Calcium hydroxide sealers are resorbable. 7 / 54 Category: Endodontics 7) What is the cross-sectional shape of an R-file? Triangle Round Square Rectangular R-files have a triangular cross-section. 8 / 54 Category: Endodontics 8) Which lubricant removes the smear layer? EDTA Saline Chlorhexidine NaOCl EDTA effectively removes the smear layer. 9 / 54 Category: Endodontics 9) Why is the smear layer removed before obturation? To allow sealer penetration To remove sealer easily To increase antimicrobial activity None Removing the smear layer ensures proper sealer adhesion. 10 / 54 Category: Endodontics 10) Which avulsion scenario has the poorest prognosis? Avulsion >60 min open apex Avulsion >60 min closed apex Avulsion <60 min closed apex Avulsion <60 min open apex Open apex teeth have a poorer prognosis due to incomplete root development. 11 / 54 Category: Endodontics 11) A mid-root circular radiolucency is observed in an asymptomatic tooth. What is the next step? Perform RCT Take CBCT Investigate pulp status Follow-up RCT is indicated for internal resorption. 12 / 54 Category: Endodontics 12) A patient has asymptomatic internal resorption in the mid-root. What is the management? RCT Follow-up Occlusal reduction Extraction Internal resorption requires RCT to prevent further damage. 13 / 54 Category: Endodontics 13) Which instrument is used to check canal flaring after preparation? Spreader Master file Patency file Master cone gutta percha Spreaders are used to check canal flaring. 14 / 54 Category: Endodontics 14) A tooth with condensing osteitis shows a sudden disappearance of the canal. What is the cause? Bifurcation Calcification Perforation Ledge Condensing osteitis can lead to canal bifurcation. 15 / 54 Category: Endodontics 15) During instrumentation, a calcified canal suddenly disappears. What is the cause? Bifurcation Calcification Perforation Ledge Bifurcation can cause the canal to split and disappear. 16 / 54 Category: Endodontics 16) A crown fracture involving enamel and dentin without pulp exposure is classified as: Uncomplicated crown fracture Complicated crown fracture Crown infarction Root fracture Uncomplicated fractures do not involve the pulp. 17 / 54 Category: Endodontics 17) Which tooth most commonly shows 8 canal configurations? Maxillary 2nd premolar Maxillary 1st premolar Mandibular 1st molar Mandibular 2nd molar Maxillary 2nd premolars often have complex canal anatomy. 18 / 54 Category: Endodontics 18) Where is the second canal typically located in a lower central incisor? Lingual Mesial Distal Labial The second canal is often found on the lingual side. 19 / 54 Category: Endodontics 19) A patient with generalized bone loss and pain in tooth #26 has no response to cold or EPT. What is the diagnosis? Primary perio secondary endo True combined Primary endo secondary perio Primary endo Pain in a non-vital tooth with bone loss suggests periodontal involvement. 20 / 54 Category: Endodontics 20) A patient has broken instruments in tooth #26 with no symptoms. What is the management? Try to bypass and re-RCT Apical surgery Root amputation Extraction If asymptomatic, attempt to bypass the broken instrument. 21 / 54 Category: Endodontics 21) Which instrument has a negative rake angle? K-file H-file Rotary file None K-files have a negative rake angle for efficient cutting. 22 / 54 Category: Endodontics 22) During treatment of tooth #16, a perforation occurs. How is it managed? MTA Follow-up Extraction Re-RCT MTA is ideal for sealing perforations. 23 / 54 Category: Endodontics 23) A file breaks in the middle of the canal. What is the prognosis? Fair Good Poor None If the file can be removed, the prognosis is fair. 24 / 54 Category: Endodontics 24) A patient has a deep pocket, abscess, or cyst. What is the first step? Surgical intervention Curettage Endo Follow-up Surgical intervention is often required for deep lesions. 25 / 54 Category: Endodontics 25) Which tooth has a constant number of canals? Maxillary central incisor Mandibular central incisor Maxillary canine Mandibular canine Maxillary central incisors typically have one canal. 26 / 54 Category: Endodontics 26) A tooth with calcification due to trauma 20 years ago has a poor prognosis. What is the treatment? RCT Bleaching Extraction Follow-up Calcified canals often require RCT for proper treatment. 27 / 54 Category: Endodontics 27) A molar with 2 posts and no RCT has no symptoms. What is the management? Assure the patient Re-RCT Extraction Follow-up If asymptomatic, no intervention is needed. 28 / 54 Category: Endodontics 28) During access, a pulp stone is observed. What is the next step? Referral to endodontist Remove the pulp stone Continue treatment Extraction Pulp stones may complicate treatment, requiring specialist intervention. 29 / 54 Category: Endodontics 29) A patient still feels pain after taking ibuprofen. What is the next step? Ibuprofen + Acetaminophen Increase ibuprofen dose Prescribe opioids Follow-up Combining NSAIDs with acetaminophen enhances pain relief. 30 / 54 Category: Endodontics 30) What is the best analgesic for post-endodontic pain? NSAID Acetaminophen Opioids None NSAIDs are effective for managing post-endodontic pain. 31 / 54 Category: Endodontics 31) During Class I cavity preparation, a perforation occurs. Bleeding stops. What is the next step? DPC + GIC + Composite CaOH + RMGIC ZOE + Amalgam Follow-up Immediate sealing with DPC and restoration is recommended. 32 / 54 Category: Endodontics 32) A vital tooth with periapical radiolucency is likely due to: True combined lesion Perio origin Endo origin Trauma Periapical radiolucency in vital teeth is often periodontal in origin. 33 / 54 Category: Endodontics 33) A 7-year-old child has a small pulp exposure in a central incisor. What is the best treatment? Pulpotomy Cervical pulpotomy Pulpectomy DPC with MTA Cervical pulpotomy preserves pulp vitality in young teeth. 34 / 54 Category: Endodontics 34) A patient with tooth #36 (4 roots) is in pain. What is the best treatment? Pulpotomy and referral Continue treatment Extraction RCT Complex cases should be referred to a specialist. 35 / 54 Category: Endodontics 35) A patient reports pain with hot food/drinks that relieves with cold. What is the endo diagnosis? Necrotic pulp Normal pulp Symptomatic irreversible pulpitis Asymptomatic irreversible pulpitis Hot sensitivity indicates irreversible pulpitis. 36 / 54 Category: Endodontics 36) After instrumentation, the ML canal cannot be negotiated. What is the likely cause? Perforation Ledge Separated file Calcification A ledge is a common obstruction caused by improper instrumentation. 37 / 54 Category: Endodontics 37) What is the ISO diameter of a K-file? 0.02 0.2 2 0.1 K-files have a standardized taper of 0.02. 38 / 54 Category: Endodontics 38) A necrotic immature central incisor with a history of trauma requires which treatment? RCT RCT with MTA Pulpotomy Extraction MTA promotes apexification in immature teeth. 39 / 54 Category: Endodontics 39) A PA radiograph shows large bone resorption adjacent to tooth #32, which is vital. What is the likely cause? Perio Endo Perio-Endo Endo-Perio Bone resorption in vital teeth is often periodontal in origin. 40 / 54 Category: Endodontics 40) What is the best method to refine access for a C-shaped canal? 169 L bur #1 round bur #2 round bur Ultrasonic Ultrasonic tips are precise for refining complex canal anatomy. 41 / 54 Category: Endodontics 41) A radiolucent area is observed on the lateral aspect of tooth #45. What is the likely cause? Lateral canals Periapical abscess Root fracture External resorption Lateral canals can appear as radiolucent areas on X-rays. 42 / 54 Category: Endodontics 42) A tooth was avulsed for 30 minutes and kept in milk. What type of splint is recommended? Functional 2-week splint Rigid splint No splint Semi-rigid splint Functional splints allow limited movement for healing. 43 / 54 Category: Endodontics 43) What is the shape of the access cavity for upper premolars (teeth #4 and #5)? Triangular Rectangular Oval Round Oval access allows for proper instrumentation of premolar canals. 44 / 54 Category: Endodontics 44) A short RCT is observed with apical calcification. The patient needs a survey crown. What is the next step? Re-RCT first Do the crown Extraction Follow-up If the RCT is stable and asymptomatic, proceed with the crown. 45 / 54 Category: Endodontics 45) What is the immediate clinical management for an intracanal medicament accident? Surgical intervention Follow-up Antibiotics Re-RCT Monitoring is often sufficient if no symptoms are present. 46 / 54 Category: Endodontics 46) Which system is known as a reciprocal system in endodontics? Endo-eze (WaveOne) ProTaper K-file H-file Reciprocal systems use a back-and-forth motion for canal preparation. 47 / 54 Category: Endodontics 47) Which sealer can affect the tooth if left for a long time? Zinc oxide eugenol Calcium hydroxide Resin-based sealer Glass ionomer Zinc oxide eugenol can cause discoloration and irritation over time. 48 / 54 Category: Endodontics 48) Sharp pain in a tooth is primarily transmitted by which nerve fiber? A B A-delta C A-delta fibers are responsible for sharp, localized pain. 49 / 54 Category: Endodontics 49) A young patient with trauma to upper central incisors causing palatal displacement and mid-root fracture. What is the treatment? Follow-up Splint with flexible for 4 weeks RCT Extraction Splinting stabilizes the tooth and promotes healing in root fractures. 50 / 54 Category: Endodontics 50) A patient presents with pulp exposure due to trauma 3 hours ago. What is the best treatment? RCT Direct pulp cap Indirect pulp cap Pulpotomy Direct pulp capping is indicated for small, recent exposures in vital teeth. 51 / 54 Category: Restorative 1) What is the definition of a thixotropic material? A liquid that becomes less viscous under pressure A solid that becomes liquid under pressure A material that expands with heat A material that contracts with heat Thixotropic materials become less viscous and more fluid under repeated pressure. 52 / 54 Category: Restorative 2) A patient with a habit of scratching their gingiva has recession and root caries. What is the first treatment? GIC restoration Composite restoration Fluoride application Periodontal surgery GIC restoration is ideal for root caries due to its adhesion and fluoride release properties. 53 / 54 Category: Restorative 3) What happens when zinc phosphate cement is used for cementation? Pulp necrosis Sensitivity Discoloration Allergic reaction Zinc phosphate can cause pulp necrosis due to its acidic nature and irritation. 54 / 54 Category: Restorative 4) Which material undergoes an acid-base reaction during setting? Composite Glass ionomer Componer RMGI Glass ionomer sets through an acid-base reaction between the glass powder and polyacid liquid. Your score is The average score is 2% Facebook Twitter 0% Restart quiz ra4des Send an email 4 days ago0 53 Less than a minute Facebook X LinkedIn Tumblr Pinterest Reddit VKontakte Odnoklassniki Pocket Share Facebook X LinkedIn Tumblr Pinterest Reddit VKontakte Odnoklassniki Pocket Share via Email Print