問題一覧
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Fluid that filled the joint cavities and nourishes the articular disc.
Synovial Fluid
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Muscle of Retraction/Retrusion
Temporalis
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Articulation takes place in Two Areas:
BETWEEN MAXILLARY AND MANDIBULAR TEETH, BETWEEN MANDIBULAR CONDYLE AND TEMPORAL BONE
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Venous Drainage of the TMJ
Superficial Temporal Vein
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Components of the TMJ
Articular or Fibrous Capsule, Temporo-mandibular (Lateral) Ligament, Articular Disc, Joint Cavities
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encloses the joint surfaces like a sleeve that runs from the temporal bone superiorly, to the condyle of the mandible inferiorly.
Articular or Fibrous Capsule
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Muscles for protrussion
Lateral Pterygoid, Medial Pterygoid
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complex articulation of the movable mandible and the base of the skull.
TEMPOROMANDIBULAR JOINT
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Nerve Supply of the TMJ
Temporalis Nerve, Auriculotemporal Nerve, Masseteric Nerve
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Elevation
Temporalis, Masseter, Medial Pterygoid
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The disc effectively divides the joint cavity into two distinct upper and lower compartment
Joint Cavities
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Jaw Movements other term that means Hinge and Gliding or Translation
Ginglymoarthrodial
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The enclosed space between the articular surfaces
Joint Cavity
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Muscles for Lateral Movement
Medial Pterygoid, Lateral Pterygoid
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secretes Synovial Fluids for lubrication and nourishment of the opposing articular surfaces.
Synovium
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Muscles Acting on the TMJ
Masseter, Temporalis, Lateral Pterygoid, Medial Pterygoid
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A layer of synovium lines the inner aspects of the joint capsule.
Synovial Membrane
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Depression
Lateral Pterygoid
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Bones Involved in the TMJ
Condylar process or condyle of the mandible, Mandibular fossa, Articular emminence of the temporal bone
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lateral thickening of the joint capsule and is similar to the collateral ligaments of other joints.
Temporomandibular (Lateral) Ligament
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it is composed of dense fibrous tissues and lies within the joint capsule. It is a biconcave disc that serves to provide reciprocal articular surfaces.
Articular Disc
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Blood Supply of the TMJ
Superficial Temporal Artery, Muscular Branches of the Maxillary Artery, Deep Auricular Artery