ADEX OSCE, Questions and answers, Rated A+, 2022/2023 UPDATE.

ADEX OSCE, Questions and answers, Rated A+, 2022/2023 UPDATE. Document Content and Description Below ADEX OSCE, Questions and answers, Rated A+, 2022/2023 UPDATE. disadvantage of resin bonded denture- maryland bridge - debonding advantage of a maryland bridge - less tooth reductio n what is gutta percha made out of - zinc oxide what drug increases the concentration of lidocaine in the blood - propanolol best initial treatment for maxillary oroantro fistula (sinus perf) - antibiotic and irrigation - depends on the size: 2mm - DO NOTHING; 2-6mm: AB, nasal decongestant and figure 8 suture; 6mm- flap surgery min occlusal reduction for PFM crown - 1.5mm usually 1.5-2mm min occlusal reduction for Gold crown - 1.5mm min occlusal reduction for ACC - 2mm xrays show many well demarcated PA radiolucencies- what to do next? - pulp test them purpose of SRP - To reduce inflammation and pockets You extracted a tooth, 1 day later pt has a big blood clot. Next step? - remove clot, apply pressure with gauze, evaluate what drug is taken with arthritis - naproxen what is an advantage of under contoured temps - improves gingival health Porcelain fractures because 3 reasons: - -It was a long span resulting in flexing of metal -unsupported porcelain -not enough occlusal reduction why would a denture pt have difficulty swallowing with a F/F - Insufficient interocclusal space; over extended lingual land on mand denture you insert F/F , 1 side contacts in CR, the other doesn't contact why? - dimensional change during processing Arrow to reciprocal clasp (above/at HOC) - what is purpose? - to counterbalance force of retentive arm/clasp **Blunted roots of anterior teeth are due to? - Excessive orthodontic forces when placing an implant, what's the best choice - endosseous what is best treatment to replace one single tooth - implant advantage of an implant - avoid the need to cut healthy teeth an RPD is better than FPD for what reason - more hygenic xrays cannot determine what? - F/L width of the alveolar bone V notch is cut into plaster cast to be able to? - Remove and replace model more accurately What isn't an indication of an MI? - Pounding heart beat if a patient has a history of angina, what do u do? - have pt take nitroglycerin Ideal occlusal reduction for porcelain on functional cusp? - 2mm The last 1/3 of the retentive arm of the clasp is located where? - apical to height of contour the best way to close an oro-antral fistula- sinus perf - surgery, but depends on size what do you when it's difficult to match the shade of adj teeth - lower shade in color saturation and less gray what is the purpose of die spacer - to allow room for cement die spacer: an agent applied to a die to provide for the luting agent in the finished casting applying endo ice to a tooth and the tooth responds but goes away in 3 seconds, what's the diagnosis - reversible pulpitis applying endo ice to a tooth and the tooth responds but goes away immediately, what's the diagnosis - healthy tooth In an emergency, the accepted dose of injectable epi is? - .2cc of 1:1000 max epi dose for healthy patient - 0.2mg an appointment max epi for cardiac patient - .04mg max lido without epi - 4.4mg/kg Max lido with epi - 7mg/kg Hydrocholorothiazide - thiazide diuretic, helps body from not absorbing too much salt, used to treat high BP **Perio packs should be removed after surgery? - one week what's the prognosis for a diabetic patient - poor calcium channel blockers cause? - gingival hyperplasia -dipine Ideal undercut for wrought wire retentive arm is? - 0.03 wrought wire - - more flexible - flexes in all directions - due to flexibility, more stress on abutment teeth - requires more of an undercut cast clasp - - less flexible - flexes in one direction - more stress on abutment teeth - requires less of an undercut infrabony defect - 1 wall: hemiseptal 2 wall: crater - most common 3 wall: trough 4 wall: ext socket vertical cleft of the bone - dehiscence Best method to clean FPD? - Proxy brush Indexing base of the cast - advantage? - Allows accurate reattachment of the cast in proper articulator mounting pt with a joint replacement doesn't have to pre-med if its been - 1 year patient that smokes, evaluate for what? - nicotinic stomatitis bacteria associated with ANUG - Actinobacccilus Spirochaetes most difficult 3rd molar ext - mand: distoangular if nervous patient hyperventilates - have them breathe into paper bag Ideal implant for #10? - Endosseous Wax up for RPD framework is made on? - Refractory investment cast least number of mand implants for stability - 2 advantage of AP strap major connector - less interference with taste and speech U shaped major connector, contraindicated because of what reasons - lacks strength and lacks rigidity indication for altered cast technique - When saddles rock under occlusal loading medical condition aggravated by overweight pts - hypertension Porcelain jacket crown margin should have? - A shoulder or butt joint Linear blue structure on ventral surface of the tongue on 70yo patient? - lingual varicosity main side effect of aspirin - increased bleeding phlebitis - inflammation of a vein NG dosage for pt with angina - .4mg Normal width of keratinized gingiva tissue on the buccal surface of the mandible is? - 3-4mm Surgical flap for perio is done for? - Access for instrumentation Type of healing for surgical flap? - long junctional epithelium what is the most important feature when designing a partial as far as the major connector is concerned - to maintain rigidity Check sterilizer with? - biological indicators **When HIV Elisa test is (-), it means? - No exposure to HIV & no antibodies for HIV are present The canine has a dish brown color it is? - The chroma of the tooth hue - a color of tooth value - lightness or darkness chroma - greyness or dullness min crown to root ratio - 1:1, 1:2 is ideal most important reason for ortho on the patient - to move or reposition/distalize complication of an implant on tooth #7 - penetration of the nasal cavity in centric occlusion the DB cusp of #30 occludes what? - central fossa of #3 centric occlusion of ML cusp of maxillary molars occlude what - central fossa of mand molars most important regarding implants in #7 and #10 - spacing between roots Erythematous gingival tissue (red around gingiva) is caused by? - anaerobic bacteria Purpose of max anterior denture teeth if not seen? - Speech and lip support pt faints at sight of needle - trendelendburg Before taking shade, do what? - to polish (teeth) which med should you give before moderate pain - acetaminophen For final impression for C/C use? - Rubber polysulfide when replacing a restoration in a defective tooth with 3/4 amalgam, what's the best tx - PFM xray and past ortho, worst crown to root ratio - #9 pt having severe perio issues - when pockets continue to grow in depth cause of cement failure - improper mixing important feature of cement - resistance to solubiity and strength against disintegration What causes gingival hyperplasia? - Phenytoin dilantin, Nifedipine based on xray, what is pocket depth of certain tooth - xrays cannot determine that major concern with phlebitis - PE pulmonary embolus occlusal rest - resists forces and provides support • Pt has shunt in left arm for dialysis, what is major consideration don't take BP on left arm - pt complains of spacing after SRP - reduction of gingival edema Best time for occlusal adjustment for patient needing RPD? - after diagnosis and treatment plan polycarboxy cement - little bit of pulpal inflammation GI cement - major advantage? - non irritating to the pulp Type III gold is best suited for? - Full crowns advantage of ceramic crowns over PFM - esthetics expected min of biological width - 2mm Hemostatic cord function? - To displace tissue laterally facebow - to transfer spatial relationship of the maxialla to the articular hinge axis Ditching a die does what? - exposes margins of the prep Wax pattern should be sprued to? - crown in area of the biggest bulk White, black, and gray - common characteristic? - Have no hues hue - the attribute of a color by virtue of which it is discernible as red, green, etc., and which is dependent on its dominant wavelength, and independent of intensity or lightness. value, what is its major importance and definition - - importance: most significant dimension of ceramics - denotes the amount of black or white Red vs pink - chroma? - red has a chroma than pink Red vs pink - hue? - red is = to pink in hue anterior teeth in complete dentures should be located to do what? - passively touch the wet/dry line on the lower lip centric relation refers to what - reproducible position Buccinator is important for what with C/C? - retention and stability of c/c Gross interferences in an immediate C/C should be adjusted when? - ASAP overhang of an amalgam crown causes? - causes plaque accumulation and it's hard to remove #9 PFM was recently placed and now it's mobile and the gums are red. Reasons? - tooth may be in hyperocclusion if the root is 16mm long, max amount of post length - 11mm, 5mm less than root length what is not part of perio diagnosis - bacteria survey and make up what should be done after reline - check and decrease vertical dimension Don't use porcelain teeth on C/natural because? - b/c of wear anti-hypertensive drugs can affect retention of F/F denture bc of what - - it causes 0 atomistic - common side effect: hyposalivation which decreases the retention of complete dentures immediate F/F doesn't fit, what to do? - use PIP paste until it seats Immediate F/F denture steps - wait at least 2 mos after posterior teeth have been extracted before prelim impressions when selecting tooth shade, patient position and light source? - sit patient upright and don'e shine light in their mouth **Precision/semiprecision attachment isn't indicated with what pts? - patients with low manual dexterity **Blood test to assess Coumadin? - PT test: test used to help detect/diagnose bleeding disorder or excessive clotting disorder 10-13 seconds normal range INR - International Normalized Ratio - a calculation based on the PT used to monitor patients using blood thinners 1-2 normal 2-3 is therapeutic 4-5 is acute bleed if patient complains of lethargy at apt, do what? - refer to MD and reschedule what is true if pts is on steroids - must know duration and dosage prior to treatment 20mg , 2wks, 2 years patient is taking aspirin, pen VK, naproxen- which of these will increase pocket depth - none Propulsid is for? (cisapride) - GERD- taken off market in 2000 for scores of confirmed heart- rhythm deaths signs of GERD - look for acid, erosion, and wear contraindication to apically positioned flaps in anterior - esthetics-- maybe bone loss what is the best cement used to increase retention of crown - resin based cement sterilizers are monitored every how often - weekly patient has difficulty turning neck- what is the diagnosis? - eagle syndrome difference between syncope vs anaphylactic shock - patient with anaphylaxis has wheezing patient with hep A, major dental consideration? - you can work on him after a week of having it picture that shows ulcers with other episodes - recurrent aphtae radiograph PA of tooth with weird trabeculae, decreased maybe - sickle cell anemia radiograph- panoramic with RL around an impacted molar - dentigerous cyst picture slide of blue sclera- what causes this - dentinogenesis imperfecta large diastema , what to do? - leave it alone painful big swelling adj to EXT site - dry socket- alvelor ostetis how best to treat a dry socket - irrigiate and pack with iodoform form with eugenol Before relining the complete denture, you do what? - build up posterior occlusion HIV patient, what should you do - treatment that does not cause bleeding OSHA requires autoclaves to be tested how often? - weekly kidney patient, what should you do - acetaminophen- safest for stomach ulcers kidneys arrow to an RPD clasp that is cervical to HOC, what is this - retentive clasp Diabetes pt with burning tongue due to? - malnutrition Why do you do perio cleaning before extracting for an immediate denture? - healthy gingiva heals faster main reason sealants fail - contamination radiograph-- remnants of primary teeth shown - remnants of primary teeth lip with bluish lump - mucocele RP lesion in sinus on panoramic radiograph - muco retention cyst radiograph that gives best view of max sinus - waters view-- occipitomental view Big cavity - what's best for pulp and gingival health? a) gold onlay b) pfm - gold onlay Acid etching does all EXCEPT: a) increase surface area, b) make surface for bonding agent, c) increase tags, d) create bond chemically - create bond chemically radiograph to identify taurodontism - body and pulp chamber are enlarged radiograph of large central incisor - gemination, two teeth in one herringbone slide, what to do - reverse the film white lesion with red border, healed with scarring, tx? - major apthous ulcer- tx is corticosteroids picture of opalescent teeth - dentinogenesis i