Occlusion & TMD Exam 1 Practice

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• Tall cusps and deep fossa are associated with which type of chewing stroke?
• CR is used when
• Which of the following is appropriate when tissue injury is present but the cause is no longer active?
• Semi-adjustable articulators are accurate for excursions only if a face-bow transfer is used to mount the maxillary cast.
• Vertical overlap, or overbite, is defined as which of the following?
• No perforation should be seen in the registration; perforation means
• Do centric relation (CR) and maximum intercuspation (MIP) coincide in dentate patients?
• How long should the impression be left facing up for the initial set?
• Protrusive record sets what parameter for diagnostic purposes?
• When is manual manipulation most successful for disc displacement without reduction?
• During wide mouth opening, what is the sequence of condyle movement?
• Which statement accurately describes myofascial pain?
• Which medication is explicitly recommended for synovitis and capsulitis?
• The musculoskeletal stable position occurs when the condyles are located where?
• Which is part of the initial conservative treatment for disc displacement with reduction?
• Which radiographic finding is associated with TMJ osteoarthritis?
• In centric relation, the mandible is restricted to what movement?
• What is an interocclusal record?
• What best describes TMJ osteoarthritis?
• Maxillary impression steps: Step 2?
• Which statement best describes non-arcon articulators?
• Anterior controlling factors for mandibular movement are
• Which of the following is listed as a common error in Dawson bimanual manipulation?
• How can left TMJ arthralgia cause protective muscle co-contraction?
• In a left lateral movement assessment, what is the recorded midline shift measurement?
• In Dawson bimanual manipulation, where should the patient’s head be positioned?
• Horizontal overlap, or overjet, is defined as which of the following?
• Degenerative Joint Disease (DJD) is suggested by which finding?
• If pain does not improve, what is recommended?
• Which movement occurs after the first 20-25 mm of mouth opening?
• Pain continuing more than 3 months is considered what?
• Steeper condylar guidance has what effect on occlusal morphology?
• Which arthritic conditions may cause open bite?
• Which is a common clinical finding of TMJ osteoarthritis?
• Which statement correctly identifies a fixed component of the Denar Mark 320?
• Which phase of swallowing is involuntary and involves the soft palate closing the nasopharynx with airway protection by the vocal cords and epiglottis?
• Which phase of swallowing is voluntary and involves forming a bolus and posterior tongue propulsion?
• Facebow transfer mounts the which cast?
• Which term describes familiar muscle pain from jaw opening or muscle palpation?
• Open bite may be associated with which of the following conditions?
• What does the Bennett angle measure?
• Average distance from the ear to the hinge axis is what range?
• Which border defines terminal hinge opening?
• Which statement describes the relationship between motor neurons and muscle fibers that yields gross force?
• If canine guidance is not possible, which occlusal scheme is typically used?
• Which factor can alter the Superior Contact border (3)?
• In left TMJ arthralgia leading to protective co-contraction, which muscle(s) may contract to limit opening?
• In maximum intercuspation (MIP) contacts for implants, which is recommended?
• In the context of joint position stability, which statement is true?
• In disc displacement with reduction, which statement is true?
• In Arcon (Denar Mark 320) articulators, which arrangement is true?
• Which statement best describes a key requirement for selecting and preparing an impression tray?
• The incisal-edge distance during maximum opening is formed between MO and MP and is determined by which structures?
• The incisal-edge distance during maximum opening is formed between MO and MP. Which border references define this distance?
• Why should you never leave stone in alginate for more than 1 hour?
• The Dawson technique gently guides the mandible into a
• Each opening and closing movement of the mandible represents which of the following?
• In protrusion calculation, protrusion equals the sum of which two measurements?
• If a patient’s muscle pain does not improve with treatment, what should be considered?
• Maxillary impression tray selection criteria.
• Muscle spindles are located in which muscles and what do they sense?
• Pacinian corpuscles detect movement and what other sensation?
• Which technique helps prevent air entrapment when pouring the stone onto an alginate impression?
• Which cast is mounted by a CR record?
• Which component is used to mount the upper cast?
• In optimum joint relationship, when is it achieved?
• Protective co-contraction of jaw muscles may cause what perceptual change?
• In a left lateral movement, which condyle is the working condyle?
• What is the greatest maximum biting force reported?
• MIP is independent of which factor?
• What is the opening phase measurement of the chewing stroke?
• Causes alginate to set before seating.
• Which of the following statements describes the recommended canine implant approach?
• What is myofascial pain (trigger-point myalgia)?
• DD with reduction is defined by which finding?
• The mandible moves forward and downward until which position is reached?
• Which statement best defines translation in mandibular movement?
• CR record mounts the which cast?
• Which recording is used to set other condylar positions?
• In right disc displacement with reduction, which statement about excursive movements is true?
• Should implant contacts be avoided during excursions when possible?
• What is the recommended sequence for pouring stone into an impression?
• During acupressure/trigger-point release for myofascial pain, how long should the technique be applied?
• During left lateral movement, which condyle moves anteriorly, medially, and inferiorly?
• Flat or worn teeth are associated with which change in the chewing stroke?
• Mandibular alginate impression steps: which step is Step 2?
• Which statement about dental implants is true?
• What is the approximate distance between the incisal edges of the maxillary and mandibular teeth during maximum opening?
• Which statement is NOT part of TMJ osteoarthritis treatment?
• Do fully adjustable and semi-adjustable articulators allow adjustments for Side Shifts and Condylar Inclination?
• The greatest maximum biting force is 975 pounds. What is the equivalent in kilograms?
• What does incorrect facebow mounting misrepresent and what can it lead to?
• Where is the Golgi tendon organ located?
• What may gradual jaw exercises achieve after pain resolves?
• During the Dawson bimanual manipulation, which movement is recommended?
• What does a facebow record?
• Which statement describes the relationship between motor neurons and muscle fibers that yields precise control?
• Which term describes pain that stays within the palpated muscle boundary?
• For referral pain identification, how many seconds should constant pressure be applied?
• What is the recommended palpation pressure for the lateral pole, posterior mandibular/submandibular areas, lateral pterygoid area, and temporalis tendon?
• What is the anterior reference point when taking a bite registration?
• What clinical change can protective co-contraction cause?
• Centric relation is described as
• An incorrect facebow record can lead to which of the following?
• How is any lateral mandibular movement less than 8 mm recorded?
• What is the purpose of preliminary impressions?
• Regarding adjustments, which is true about condylar inclination adjustments on articulators?
• When mounting semi-adjustable articulators, which cast typically requires a face-bow transfer to mount correctly?
• What is the major purpose of palpating the trapezius muscles in this assessment?
• Which finding is associated with disc displacement with reduction?
• Which finding would best differentiate DJD from pure muscular TMD pain?
• What is advised when assessing occlusion in patients suspected of TMD?
• Which statement best defines the terminal hinge axis?
• What occlusal change may occur after macrotrauma causing retrodiscal tissue swelling?
• Should orthodontic treatment be recommended solely for TMD in a patient with non-ideal occlusion?
• Which landmarks must a preliminary impression capture?
• How to test that alginate has set?
• When inverting the impression onto the base, how should the occlusal surfaces be oriented?
• Loading forces on the retrodiscal tissue are perceived as what?
• How long should palpation be performed to assess myalgia?
• In left disc displacement without reduction, limitation is observed during which lateral movement?
• What factor reduces the success rate of disc recapture in chronic disc displacement without reduction?
• Which term describes the habitual 'best fit' of the teeth in a dentate patient?
• The Bennett angle is defined as the angle between the sagittal plane and what path of the nonworking-side condyle in the horizontal plane?
• Which movement causes posterior teeth separation during protrusion?
• In a right lateral movement assessment, what is the recorded midline shift measurement?
• Malocclusion is associated with which characteristic of the chewing stroke?
• Do you always need an interocclusal record to mount casts in MIP?
• Which finding is typical of disc displacement without reduction?
• Temporomandibular disorders (TMD) are best described as:
• What type of mandibular movement characterizes the first 20 to 25 mm of mouth opening?
• What is the primary purpose of transferring the facebow recorded relationship to the articulator?
• Nociceptors are defined as receptors that:
• Which statement is true about disc displacement with reduction?
• If pain persists after conservative treatment for chronic disc displacement without reduction, what is the next step?
• Which statement about disc displacement with reduction is true regarding limitations in jaw movements?
• The capsular and TM ligaments of the TMJ limit
• Terminal hinge axis is defined as
• What best defines Maximum Intercuspation Position (MIP)?
• Which phase of swallowing is involuntary and involves bolus movement through the esophagus by peristalsis?
• What NSAID regimen is used for TMJ osteoarthritis pain?
• During opening, the condyle rotates up to 20-25 mm; which ligament tightens and limits rotation?
• Is an articulator required for all dental cases?
• Which of the following muscles is NOT listed as contributing to opening of the mandible?
• Speech sound is created during which phase of respiration?
• Within what time frame should alginate impressions be poured after they are taken ideally?
• Centric relation is defined as
• Which statement correctly describes border movements and functional movement?
• What is the fixed condylar distance on the Denar Mark 320 Articulator?
• Which option best describes the full, correct sequence for pouring, basing, and separating an alginate impression cast?
• Which statement best explains why occlusion alone does not predict TMD?
• What is the purpose of a facebow record in mounting upper casts?
• Condylar guidance angle is described as
• After the lower incisors pass the upper incisors, the mandible moves upward until posterior teeth contact. In which direction does the movement occur?
• Border movements start in which position in all planes?
• The chewing stroke is described as which shape?
• During terminal hinge opening, the first 20 to 25 mm of opening is characterized by which movement?
• What is the initial management for chronic disc displacement without reduction?
• What device can help deprogram muscles and locate CR during occlusal evaluation?
• Which step is recommended when an occlusal splint is improperly adjusted?
• Which statement best describes the clinical presentation of local muscle soreness?
• In occlusal terminology, CR stands for
• The musculoskeletally stable position is described by condyles located in which position?
• Which of the following is a common error related to patient participation in Dawson bimanual manipulation?
• Which radiographic finding is associated with TMJ osteoarthritis?
• Which ligament limits retrusion during mandibular movement?
• What is done after the impression is filled and ready for the base?
• Which measurement corresponds to horizontal overlap?
• Pacinian corpuscles are found in which tissues?
• Which records are required to mount both upper and lower casts?
• Bennett movement is best described as which of the following?
• Blue periphery wax usage.
• Should a replacement prosthesis remain in place during the TMD examination?
• During maximum opening, the condyles move in which directions?
• What is the recommended approach to treat local muscle soreness/myalgia from parafunction?
• Golgi tendon organs monitor which parameter?
• For canine implants, which practice is recommended to manage load sharing?
• Protrusion movement of the mandible is primarily driven by which muscle?
• MIP stands for which occlusal term?
• Which statement accurately describes the lateral movement measurements?
• Which is NOT recommended in TMJ osteoarthritis management?
• Functional movement begins in which jaw position?
• Which of the following are factors that may cause muscular problems in TMD?
• During nociceptive reflex, which muscles are inhibited?
• The term functional occlusion refers to occlusion during what?
• During mandibular protrusion, what happens to the condyles and posterior teeth?
• Edge-to-edge contact of the anterior teeth allows which movement?
• What is a recommended exercise in OA treatment to prevent myofibrotic contracture?
• How can you functionally test the elevator muscles of the jaw, including the medial pterygoid?
• What is protective co-contraction?
• How do vertical and horizontal forces relate to the PDL?
• Local muscle soreness can be caused by which of the following?
• Retrusion is normally how far from full intercuspation?
• What does canine guidance entail?
• Which statement best describes the 'closed-lock' presentation in TMJ disorders?
• The condyle translates up to a max opening of 40-60 mm; which ligament prevents further movement?
• Which statement best summarizes a comprehensive approach to manage parafunction in myofascial pain?
• What is the recommended palpation pressure for the temporalis, masseter, and dynamic TMJ lateral pole?
• How should the cast be separated from the impression?
• How long should the stone set before separating the cast?
• Regarding gothic arch tracing, what occurs at maximal opening?
• How can prolonged TMJ overloading lead to disc displacement?
• In the frontal plane, the functional movement of the mandible forms which shape?
• Which of the following describes the clinical symptoms of local muscle soreness?
• Which symptom would most strongly support a diagnosis of arthralgia rather than DJD?
• Which measurement corresponds to vertical overlap?
• Placing a tongue depressor between the posterior teeth during a clench test is used to assess which muscles?
• Posterior controlling factors of mandibular movement are
• If conservative care fails for TMJ OA, what is recommended?
• A restricted mouth opening less than 40 mm is most consistent with which problem area?
• During the Dawson bimanual manipulation your hands should be positioned
• Gagging reduction technique for maxillary impression?
• Interference (premature contacts) is defined as
• Which factors can alter the Superior Contact border (3)?
• Which of the following is NOT a selection criterion for a mandibular impression tray?
• Which statement best describes the Dawson technique?
• Do similar occlusal conditions guarantee similar TMD outcomes?
• Gagging reduction strategies: NOT recommended?
• Which occlusal change can occur when both condyles are affected by OA?
• Closing movement of the mandible is facilitated by which muscle?
• What can cause protective co-contraction?
• What is the primary goal of Dawson bimanual manipulation?
• In group function occlusion, where are working-side contacts distributed, and when is this arrangement used?
• During a lateral mandibular excursion, which side is the working side?
• During maximum mouth opening, what happens to the size of the gothic arch tracing?
• What is the fixed Bennett angle on the Denar Mark 320 Articulator?
• The cusp angle should be in harmony with the condylar angle or else
• TMD is best described as which of the following?
• Retrodiscitis trauma-related is treated similarly to which condition?
• Why is canine guidance preferred during eccentric movements?
• What causes distortion in an alginate impression?
• In a right lateral movement, which condyle is the working condyle?
• Arthralgia refers to which of the following?
• Which statement best describes the relationship between malocclusion and TMD treatment?
• Which statement about rotation is true?
• During mandible retrusion from a max protruded position, which muscle assists the middle temporalis?
• Should occlusal adjustments be performed to comfort a patient with acute malocclusion?
• Which adjunct may be used to aid differential diagnosis when evaluating myofascial pain?
• The closing phase of the chewing stroke is characterized as which of the following?
• During nociceptive reflex when biting a hard object, what happens to the jaw muscles?
• During the pharyngeal phase of swallowing, which structures protect the airway?
• How should occlusal changes caused by TMJ inflammation be managed?
• In the frontal plane, the border movements of the mandible form which pattern?
• An arbitrary hinge axis/facebow uses which anatomical landmark as reference?
• Which statement correctly contrasts MIP and CR?
• During the Dawson bimanual manipulation, the patient position should be
• Capsulitis, synovitis and retrodiscitis may cause open bite and occlusal discomfort.
• Opening movement of the mandible is facilitated by gravity plus relaxation of elevator muscles and which muscle primarily facilitates opening?
• During right lateral movement, which condyle moves anteriorly, medially, and inferiorly?
• When assessing functional occlusion with a patient, what is the proper patient position?
• Which statement correctly describes Arcon-type articulators?
• Headache attributed to TMD is best described as which?
• Which of the following describes posterior teeth separation during protrusion?
• What is the rationale for treating disc displacement without reduction?
• In a non-arcon articulator, which statement is true?
• What is the main function of the myotatic reflex in the masticatory system?
• Regarding extension, what may be true about preliminary impressions?
• The right lateral and medial pterygoids are active during which jaw movement?
• Which condition is characterized by pain extending beyond the muscle boundary after prolonged palpation?
• DD without reduction with limited opening is characterized by which features?
• Which tool should be used to place small amounts of stone at the impression edge near the most posterior tooth?
• Which of the following is NOT a commonly cited reason to use an articulator?
• Maxillary alginate impression steps: Step 2?
• The facebow relates the maxillary arch to which anatomical references?
• What does perforation in bite-registration material indicate when taking a CR record?
• To mount the casts, which sequence is followed?
• Disc displacement without reduction is typically associated with what maximal mouth opening?
• How should joint noises without pain be managed?
• Which time represents the initial set time for the impression?
• What defines the most orthopedically stable jaw joint position?
• Why is a stabilization splint used at night in disc displacement management?
• What are the objectives of a preliminary impression?
• Mandibular impression steps: Step 3?
• Which is a common error in Dawson bimanual manipulation?
• Eccentric records set which positions?
• For moist heat as part of myofascial pain treatment, how long should it be applied?
• Which of the following is the appropriate treatment for protective co-contraction when there is no tissue injury?
• Why are 3-D vestibular contours recorded in preliminary impressions?
• With a leaf gauge, add leaves until posterior teeth are discluded. Which option describes the outcome?
• Which component is used to mount the lower cast?
• After pain resolves during conservative management of chronic disc displacement without reduction, what should be started to increase mouth opening?
• During the Dawson bimanual manipulation ask the patient to
• Not a cause of tearing in an alginate impression?
• In the horizontal plane, border movements form which shape?
• With right disc displacement without reduction, maximum opening deflects to which side?