5371519
Pregunta 1
Pregunta
Which of the following is true about TMJD?
Respuesta
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9:1 intra-articular to extra-articular problems
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The condyles and mandible come from Meckel's cartilage at 6 weeks in development
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Internal derangement is inflammation around the disc or articulating surface
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Creptius is the sound of articulating surfaces rubbing each other without the interposed disc
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none of the above
Pregunta 2
Pregunta
At stage 2 Wilkes classification, there is inflammation and injury but not necessarily damage to the disc. Clicking without pain can be indicative of a reducing disc out of place.
Respuesta
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T/T
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T/F
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F/T
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F/F
Pregunta 3
Pregunta
A patient comes to you unable to open their mouth. There is no trauma and they claim to have woken up like that. What is this?
Respuesta
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Open lock, reducing disc
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Close lock, non-reducing disc
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Open lock, non-reducing disc
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Close lock, reducing disc
Pregunta 4
Pregunta
In arthrocentesis, the needle which injects a solution containing medication, a steroid and hyaluronic acid goes into the glenoid fossa to the superior joint space. The best position for the patient is a closed jaw.
Respuesta
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T/T
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T/F
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F/T
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F/F
Pregunta 5
Pregunta
Arthrocentesis is indicated for Wilkes stages 1-5 although its effectiveness in pain reduction tends to decrease at later stages of disc degeneration. The drawbacks include a lack of ability to debride the area, distinguish or enhance a pathology diagnosis, and you go in more or less blind.
Respuesta
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T/T
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T/F
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F/F
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F/T
Pregunta 6
Pregunta
Which of the following is true?
Respuesta
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Synovial joints allow movement, the muscles around the joint share the same nerves
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PDL is involved in gomphosis, allows limited functional movement
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Cartilaginous has space between bone that is linked by fibrous cartilage
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Syndesmosis involves apposition of bone and cartilage
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none of the above
Pregunta 7
Pregunta
The outer fibers of the TMJ limit excessive posterior motion and protect retrodiscal tissues. The horizontal fibers prevent excessive opening and provide stability.
Respuesta
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T/T
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T/F
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F/T
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F/F
Pregunta 8
Pregunta
Extra-articular disorders present with ipsilateral pain, intra-articular present with contralateral pain. Extra-articular make up the majority of TMJD complaints and are generally treated non-surgically.
Respuesta
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T/T
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T/F
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F/T
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F/F
Pregunta 9
Pregunta
TMJD are more common in men and commonly manifests between ages 40-70. Common co-morbidities include irritable bowel syndrome, fibromyalgia, and patients experiencing chronic pain with TMJD are often victims of abuse.
Respuesta
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T/T
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T/F
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F/T
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F/F
Pregunta 10
Pregunta
Vascular supply to the TMJ disk comes from
Respuesta
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capsule
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Sphenomandibular ligament
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bilaminar zone
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none of these
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Stylomandibular ligament
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