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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ALL You Have Viewed Too Many Free Essays, Term Papers, and Book Reports. Bones Bones BONES OF THE TMJ 1. Temporal bone 2. Mandible- condyles 1. TEMPORAL BONE: a. Articular eminence (most convex part of fossa: “high position”) and Articular fossa are the two articulating areas. They are located on the inferior aspect of the bone. b. Post-gleniod process: bone on the distal area of the zygomatic arch Front of rounded depression: Articular eminence Depression: Articular Fossa Back of rounded depression: Post-glenoid process 2. MANDIBLE a. Articulating surface of condyle is coronal part b. Anterior to the condyle is the coronoid process. c. The Mandibular notch is the area in between the coronoid process and the condyle THE JOINT CAPSULE: a. Completely encloses the TMJ; wraps around the articular eminence and articular fossa superiorly, and wraps around the mandibular condyle (including the neck) inferiorly b. Tough, fibrous CT c. Nerve supply and rich blood supply: a lot of pain possible. THE DISC a. Fibrous, located between the temporal bone and condyle of the mandible on each side b. Divides the TMJ into two spaces- synovial cavities 1. Upper synovial cavity 2. Lower synovial cavity c. Membranes line the inside of capsule and secrete synovial fluid for lubrication JAW MOVEMENTS: TMJ is classed ginglymoarthrodial joint because it moves as a hinge while its rotating. GLIDES and ROTATES Sliding of Jaw: correct name is translation Protrusion: bringing lower jaw forwards Retraction: bringing lower jaw backwards Depression: mandible, jaw, condyle, tmj, bone, articular, synovial, side, process, lower, lateral, fossa, depression, contraction, pterygoid, mandibular, joint, eminence, translation, sliding, rotates, part, ligament, cavity, capsule, wraps, two, temporalis, temporal, taut, supply, rounded, retraction, protrusion, protruded Word Count: 479 Acceptance_Essays American_History Anatomy_&_Physiology Animal_Science_&_Zoology Anthropology Architecture Art Astronomy Aviation Biographies Book_Reports Business Computers Creative_Writing Current_Events Economics Education Engineering English Environmental_Science Ethics European_History Film_&_TV Foreign_Languages Geography Government_&_Politics Health_&_Beauty History_Other Human_Sexuality Legal_Issues Marketing Mathematics Medicine Miscellaneous Music Mythology Philosophy Physics Poetry Political_Science Psychology Religion Science Shakespeare Social_Issues Sociology Speech Sports_&_Recreation Supernatural Technology Theater Theses_&_Dissertations

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