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19 Cards in this Set
- Front
- Back
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The tmj is the articulation between which bones? |
Mandible and temporal bone |
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What type of movement occurs in the upper synovial cavity of the tmj? |
Gliding/sliding |
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What type of movement occurs in the lower synovial cavity of the tmj? |
Rotating/hinge |
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What structure is located between the bony articulations of the TMJ and divides the TMJ into two compartments? |
Articular disk |
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The _ is the anterior bony protuberance on the skull portion of the TMJ |
Articular eminence |
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The _ Is the posterior bony protuberance of the school portion of the TMJ |
Post Glenoid process |
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__Involves shifting the lower jaw to one side during mastication |
Lateral excursion |
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The superior portion of the articular disc is_From anterior to posterior |
Cóncavo convex |
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An acute episode of TMD known as__Occurs when a patient open to wide causing the Maximal depression and protrusion of the mandible |
Sublexation |
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Fewer than half of the patients with TMD seek treatment for their disorder...t or f |
True |
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Most patients with TMD require surgery or other extensive treatments... t or f |
False |
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I close all the discrepancies in malocclusion are not involved in most cases of TMD... t or f |
True |
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Referred oain |
Spasms of neck muscles Muslces of mastication V, VII,IX and X nerves |
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Malocclusion |
Central portion of disc-no nerve supply Mesial and lateral attachments and anterior/ posterior attachments have nerve supply but cause pain |
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Popping |
Posterior band of disk gets caught between head of condole and articular eminence Need stethoscope and palpate to feel jump Treat with ultra sound, therapy or splint |
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Grinding |
May come from adhesión in synovial membranes Arthritic changes Perforations if disk |
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Disc derangement |
Constant anterior displacement and damage Posterior laminae May be torn Mesial and lateral attachments to the poles of condyle may be torn Requires surgury |
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Bruxism |
Clenching or grinding Tmj tired and sore Needs nightguard or tranquilizers |
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Arthritis |
Cortisone May release pain Pain is large factor |
