IMPLANT FINAL EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2026

IMPLANT FINAL EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2026 What is the best implant length? - Answers 12-15mm T/F: "Osseointegration is the the formation of an indirect interface between an implant and bone without intervening soft tissue". - Answers false should be direct interface Which of the following is not an example of endosteal implant? a. Subperiosteal B. blade form C. root form D. cylindrical - Answers A What is the best margin for an implant? - Answers shoulder Bone dies at what temperature? - Answers 47 degrees What shape has better osseointegration? - Answers square Where is D2 bone typically found? - Answers posterior mandible Donor site for bone grafts: - Answers symphysis 7. If you don't want to prep the impression tray - Answers closed tray impression (indirect and transfer) #1 reasoning for failure - Answers screw loosening For a screw implant, what is used to measure width? - Answers body Bone is strongest under - Answers compression Patient had buccal bone loss and you could see the implant through the buccal gingiva - Answers type 3 Minimum amount FL distance for 4mm implant? - Answers 6mm ??? What attaches to an implant? - Answers Hemidesmosomes and basal lamina from the junctional epithiulum What material can you not use on implants? - Answers stainless steel How far do you want implant from mandibular canal? - Answers = 2 mm Which is true about CBCT - Answers use it only when surgical staff says pan or periapical wont work **only need CBCT for pre-op** T/F: Soft tissue contact in CBCT is superior to that of CT images - Answers False... ???? (CBCT is inferor of CT images) What is a limitation of a pan? A. patient positioning errors (e.g patient moving back will cz elongation) B. discrepancies between the shape of the dental arch and focal trough C. beam angulation D. buccolingual assessments cannot be made E. all of the above - Answers E When to make surgical guide/do CBCT. - Answers after restorative approves space, surgical staff can prescribe CT . When the restorative dentist says to; once the surgeon says to take a CBCT What do you etch with - Answers 9% hydrafluoric acid (lab may do this); 37% phosphoric acid in mouth before placing composite in screw channel Statement A: Junctional Epithelium attached to the implant surface by basal lamina and hemidesmosomes. Statement B: Collagen fibers oriented to Ti surface is oriented perpendicular A. Both are true B. Both are false C. A is true. B is false. D. A is false. B is true - Answers C Collagen fibers are PARALLEL Statement A: Using platform switching moves the microgap medially. Statement B: The seal is more coronal. A. Both are true B. Both are false C. A is true. B is false. D. A is false. B is true - Answers A Ideal amout of tissue surrounding platform? - Answers 3 mm What tooth shape is least likely to cause a black triangle - Answers rectangular (square) Tooth shape most likely to leave a black triangle? - Answers triangular? Which is not a biomechanical failure of an implant retained? A. Bond resoprtion B. fatigue fracture C. super structure D. loosening of abutment fracture - Answers ?? A? What are the 5 diagnostic factors - Answers 1. Relative tooth position 2. Form of periodontium 3. Biotype of peridontium 4. Tooth shape 5. Position of osseous crest Statement A: Do not need keratinized tissue, but it will cause pain and discomfort if no KG present Statement b: l KG is very important longterm stability or esthetics for implants A. Both are true B. Both are false C. A is true. B is false. D. A is false. B is true - Answers A How much interarch space do you need for a screw retained crown? - Answers 5 mm for screw retained **7 mm for cement retained** Which is the easiest to correct? Vertical or horizontal bone loss? - Answers horizontal bone loss When adjusting the occlusion on a recently delivered implant on #30, which should be the last thing used to check occlusion? - Answers shimstock What are the two types of impressions with implants? - Answers transfer, pick up How do you ensure that the tissue coping is seated before impression? 35. - Answers take a radiograph What is the reason for tissue moulage - Answers To be able to reach the implant platform and make the correct emergence profile for restoration When cementing crown, pre cementation jig (silicone die giving replica of abutment) is used to - Answers To get rid of the cement that can lead to implant failure Which of the following are part of occlusal scheme in fixed implants except a Mutually protected occlusion b. Balanced c. Group function d. Anterior guidance - Answers B Which of the following is the definition of AP plane? - Answers The line from the center portion of the most anterior implant to the distal portion of the most posterior implant Which of the following is the distance needed for an implant overdenture? - Answers 11-13 mm Which of the following is the distance needed for a bar assisted denture? - Answers 15 mm Which of the following is used on an implant retained overdenture when a patient has JUST received they're denture? - Answers Blue (1.5 lb) Siebert classication for Class IV - Answers none of the above ??? ** rhBMP2 A. Very rapid osseointegration B. Facial edema C. Ectopic bone formation D. all of the above - Answers D Definintion of analog - Answers The analog provides a replica which shows the exact position of a patient's implant. It is made by taking an impression of the patient's teeth and implants and using that impression to create a copy which exactly shows the anatomy of the implant as it exists in the patient's mouth. Purpose of an analog - Answers attaches to impression coping and is incorporated into working case