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MAIN PRINCIPAL FIBER GROUP
ALVEOLODENTAL LIGAMENT
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5 FIBER GROUPS
- 1. ALVEOLAR CREST
- 2. HORIZONTAL
- 3. OBLIQUE
- 4. APICAL
- 5. INTERRADICULAR
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ORIGINATES-ALVEOLAR CREST OF THE ALVEOLAR BONE PROPER-
INSERTS-CERVICAL CEMENTUM AT VARIOUS ANGLES
ALVEOLAR CREST GROUP
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ORIGINATES-ALVEOLAR BONE PROPER APICAL TO ALVEOLAR CREST
INSERTS-INTO CEMENTUM HORIZONTALLY
HORIZONTAL GROUP
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ORIGINATES-ALVEOLAR BONE PROPER;EXTENDS APICALLY
INSERTS-APICALLY INTO CEMENTUM IN AN OBLIQUE MANNER
OBLIQUE GROUP
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RADIATES FROM THE APICAL REGION OF THE CEMENTUM
INSERTS-INTO SURROUNDING ALVEOLAR BONE PROPER
APICALGROUP
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INSERT-ON THE CEMENTUM OF ONE ROOT TO THE CEMENTUM OF THE OTHER ROOT-SUPERFICAL TO THE INTERRADICULAR SEPTUM
- INTERRADICULAR GROUP
- (MULTIROOTED TEETH)
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RESIST TILTING, ROTATION. INTRUSIVE, AND EXTRUSIVE FORCES
ALVEOLAR CREST GROUP
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RESIST TILTING AND ROTATIONAL FORCES
HORIZONTAL
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RESIST INTRUSIVE AND ROTATIONAL FORCES
OBLIQUE GROUP
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RESIST EXTRUSIVE AND ROTATIONAL FORCES
APICAL GROUP
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RESIST INTRUSIVE, EXTRUSIVE, TILTING AND ROTATIONAL FORCES
INTERRADICULAR GROUP
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GROUP FOUND ONLY ON MULTIROOTED TEETH
INTERRADICULAR GROUP
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BONE THAT LINES THE ALVEOLUS
ALVEOLAR BONE PROPER
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INSERTS-(md) OR INTERDENTALLY INTO CERVICAL CEMENTUM OF NEIGHBORING TEETH;OVER THE ALVEOLAR CREST OF THE ALVEOLAR BONE PROPER
INTERDENTAL LIGAMENT
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MOST CERVICAL RIM OF THE ALVEOLAR BONE PROPER
ALVEOLAR CREST
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ORGANIZED BUNDLES NAMED ACCORDING TO THEIR ORIENTATION TO THE TOOTH AND BY THEIR RELATED FUNCTIONS
PRINCIPAL FIBERS
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GROUPS OF EPITHELIUA CELLS IN THE PERIODONTAL LIGAMENT AFTER THE DISINTEGRATION OF hERTWIG'S ROOTH SHEATH-CAN BECOME CYSTIC
EPTIHELIAL REST OF MALASSEZ
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MOST COMMON CELL IN THE PERIODONTAL LIGAMENTS(PDL)
FIBROBLAST
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PRESENT IN THE PDL AT THE PERIPHERY(OUTER) OF THE ALVEOLAR BONE PROPER
OSTEOBLASTS
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THE PDL ALSO HAS ____ AS WELL AS OSTEOBLASTS
OSTEOCLASTS
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T/F: THE PDL IS A CONNECTIVE TISSUE
TRUE
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HAS VASCULAR SUPPLY, LYMPHATICS, AND NERVE SUPPLY THAT ENTERS THE APICAL FORAMEN AND SUPPLIES THE PULP
PDL
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2 TYPES OF NERVES FOUND WITHIN THE PDL
- 1. AFFERENT (SENSORY)
- 2. AUTONOMIC SYMPATHETIC
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NERVE THAT IS MYELINATED AND TRANSMITS SENSATIONS THAT OCCUR WITH IN THE PDL
SENSORY - AFFERENT NERVE
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NERVE THAT REGULATES THE BLOOD VESSELS IN THE PDL
AUTONOMIC SYPATHETIC
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TOOTH GERMS ARE CONGENITALLY MISSING-AFFECTS THE DEVELOPMENT OF THE ALVEOLAR PROCESS
ANODONTIA
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PROVIDES ATTACHMENT OF THE TEETH TO THE SURROUNDING ALVEOLAR BONE BY WAY OF CEMENTUM
PERIODONTAL LIGAMENT (PDL)
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ON AN XRAY-RADIOLUCENT AREA BETWEEN THE LAMINA DURA AND THE CEMENTUM
PERIODONAL SPACE
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ORGANIZED FIBROUS CONNECTIVE TISSUE-MAINTAINS THE GINGIVA IN PROPER RELATIONSHIP TO THE TEETH
PDL
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TRANSMITS OCCLUSAL FORCES FROM THE TEETH TO THE BONE-ACTING AS A SHOCK ABSORBER FOR THE SOFT TISSUE AROUND THE TEETH
PDL
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CONDYLAR CARTILAGE IS REPALCED WITH BONE AS A RESULT OF____
ENDOCHONDRAL OSSIFICATION
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ACTS AS A GROWTH CENTER FOR THE TMJ
CONDYLAR CARTILAGE
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FORMATION OF OSTEOID WITHIN A CARTILAGE MODEL
ENDOCHONDRAL OSSIFICATION
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CARTILAGE THAT FORMS WITHIN EACH SIDE OF THE MANDIBULAR ARCH - DISAPPEARS AS THE BONY MANDIBLE IS FORMED
MECKEL'S CARTILAGE
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FORMATION OF OSTEOID WITHIN DENSE CONNECTIVE TISSUE
INTRAMEMBRANOUS OSSIFICATION
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ALVEOLAR BONE BETWEEN TWO NEIGHBORING TEETH
INTERDENTAL SEPTUM (INTERDENTAL BONE)
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CAN BE EASILY SEEN ON A PERIAPICAL AND BWX
INTERDENTAL SEPTUM(INTERDENTAL BONE)
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INTERDENTAL SEPTUM CONSISTS OF__
COMPACT BONE OF ALVEOLAR BONE PROPER AND CANCELLOUS BONE OF THE TRABECULAR BONE
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ALVEOLAR BONE BETWEEN THE ROOTS OF THE "SAME" TOOTH
INTERRADICULAR BONE/SEPTUM
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CANCELLOUS BONE LOCATED BETWEEN THE ALVEOLAR BONE PROPER AND THE PLATES OF THE CORTICAL BONE
TRABECULAR BONE
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CONSISTS OF PLATES OF COMPACT BONE ON THE FACIAL AND LINGULA SURFACES OF THE ALVEOLAR BONE
CORTICAL BONE(CORTICAL PLATES)
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MAKES UP THE SUPPORTING ALVEOLAR BONE
CORTICAL BONE AND TRABECULAR BONE
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SEEN BETWEEN NEIGHBORING TEETH-SEEN ON XRAY AS A OPAQUE TRIANGLE @ AT SUPERIOR PROTION OF THE INTERDENTALONE
ALVEOLAR CREST
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MOST CERVICAL RIM OF THE ALVEOLAR BONE PROPER
ALVEOLAR CREST
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SLIGHTLY APICAL TO THE CEJ BY APPROXIMATELY 1-2mm-UNIFORM IN HEIGHT ALONG THE JAW BONE
ALVEOLAR CREST
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T/F: THE ALVEOLAR BONE PROPER CONSISTS OF PLATES OF COMPACT BONE THAT SURROUNDS AND ASSUMES THE SHAPE OF THE TOOTH
TRUE
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LOOSE CONNECTIVE TISSUE ACTING AS A PERIOSTEUM TO UNDERLYING BONE
MUCOPERIOSTEUM
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DENSE CONNECTIVE TISSUE LAYER ON THE OUTER PORTION OF THE BONE
PERIOSTEUM
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RADIOPAQUE LINE REPRESENTING THE ALVEOLAR BONE PROPER
LAMINA DURA
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UNIFORM RADIOPAQUE LINE SEEN ON THE XRAY
LAMINA DURA
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PORTION APICAL TO THE ROOTS OF THE TEETH
BASAL BONE
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PORTION OF JAWBONE THAT FORMS THE BODY OF THE MAXILLA OR MANDIBLE
BASAL BONE
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MATURE JAWBONE IS COMPOSED OF 2 TYPES OF BONE TISSUE
- 1.ALVEOLAR BONE, ALVEOLAR PROCESS, OR ALVEOLAR RIDGE(CONTAINS THE ROOTS)
- 2. BASAL BONE-APICAL TO THE ROOTS
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PORTION OF JAWBONE THAT CONTAINS THE ROOTS
ALVEOLAR BONE, ALVEOLAR PROCESS, OR ALVEOLAR RIDGE
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PROTION OF JAWBONE APICAL TO THE ROOTS - FORMS THE BODY OF THE MAXILLA OR MANDIBLE
BASAL BONE
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NORMAL MOVEMENT IN WHICH ALL TEETH MOVE TOWARD MIDLINE OVER TIME
MESIAL DRIFT
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SUPERERUPTION
OCCLUSAL DRIFT
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PART OF MAXILLA OR MANDIBLE THAT SUPPORTS AND PROTECTS THE TEETH
ALVEOLAR BONE
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PART OF PERIODONTIUM WHERE THE CEMENTUM OF THE TOOTH IS ATTACHED BY WAY OF THE PDL
ALVEOLAR BONE
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MATURE ALVEOLAR BONE CONSIST BY WEIGHT:
- 60% INORGANIC MATERIAL
- 25% ORGANIC
- 15% WATER
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EXCESSIVE PRODUCTION OF CELLULAR CEMENTUM-OCCURS AT THE APEX OF THE TOOTH-CAUSED BY OCCLUSAL FORCES
HYPERCEMENTOSIS
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CONSIST OF THE FIRST LAYERS OF CEMENTUM DEPOSITED AT THE DCJ-ALSO CALLED PRIMARY CEMENTUM
ACELLULAR CEMENTUM
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FORMED AT A SLOW RATE AND CONTAINS NO EMBEDDED CEMENTOCYTES
ACELLULAR CEMENTUM
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SECONDARY CEMENTUM
CELLULAR CEMENTUM
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CONSIST OF THE LAST LAYERS OF CEMENTUM DEPOSITED OVER THE ACELLULAR CEMENTUM-MAINLY IN THE APICAL ONE THIRD OF THE ROOT
CELLULAR CEMENTUM/SECONDARY
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TYPE OF CEMENTUM IS COMMON IN THE INTERRADICULAR AREA
CELLULAR/SECONDARY CEMENTUM
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2 BASIC TYPES OF CEMENTUM FORMED BY CEMENTOBLASTS
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CALCIFIED BODIES OF CEMENTUM FORUND ATTACHED TO THE ROOT SURFACE OR LYING FREE IN THE PERIODONTAL LIGAMENT
CEMENTICLES
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FOUND NEAR THE CEJ-SYMMETRICAL SPHERES OF CEMENTUM ATTACHED TO THE ROOT SURFACE-SIMILAR TO ENAMEL PEARLS-RESULTS FROM IRREGULAR DEPOSITION OF CEMENTUM ON THE ROOT
CEMENTAL SPURS
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REMOVAL OF CEMENTUM BY THE ODONTOCLAST
RESORPTION
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REMOVAL OF HARD TISSUE-CEMENTUM, ENAMEL, OR DENTIN
RESORPTION
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SCALLOPED MICROSCOPIC LINES CAUSED BY RESORPTION IN CARTILAGE BONE AND CEMENTUM
REVERSAL LINES
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APPOSITION OF CEMENTUM NOTED BY LAYERS OF GROWTH
ARREST LINES
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SMOOTH MICROSCOPIC LINES IN CARTILAGE, BONE, AND CEMENTUM CAUSED BY APPOSITION OCCURING IN THESE TISSUES
ARREST LINES
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LAYERED FORMATION OF A FIRM OR HARD TISSUE
APPOSITION LINES
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T/F: CEMENTUM UNDERGOES CONSTANT REPAIR
FALSE-CEMENTUM DOES NOT UNDERGO CONSTANT REPAIR
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COLLAGEN FIBERS FROM THE PDL THAT ARE PARTIALLY INSERTED INTO THE CEMENTUM AND BONE
SHARPEY'S FIBERS
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THE FIBROUS MATRIX OF CEMENTUM CONSISTS OF...
- SHARPEY'S FIBERS
- INTRINSIC NONPERIODONTAL FIBERS
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PARTIALLY INSERTED COLLAGEN FIBERS FORM THE PDL-INSERTED AT A 90 DEGREE ANGLE INTO THE CEMENTAL SURFACE
SHARPEY'S FIBERS
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FUNCTION AS A LIGAMENT BETWEEN THE TOOTH AND THE ALVEOLAR BONE
SHARPEY'S FIBERS
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SMALL SPACE THAT SURROUNDS THE CHONDROCYTE OR OSTEOCYTE WITHIN THE CARTILAGE MATRIX OR BONE
LACUNA
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CEMENTOCYTE LIES IN THE LACUNA-AFTER THE APPOSITION OF CEMENTUM LAYERS THE CEMENTOBLAST FROM SUBSEQUENT LAYERS OF CEMENTUM IF THE TOOTH IS INJURED...
FYI
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APPOSITION OF CEMENTUM OVER THE DENTIN
DENTINOCEMENTAL JUNCTION (DCJ)
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JUNCTION BETWEEN THE DENTIN AND THE ENAMEL- FORMED BY THE MINERALIZATION OF THE DISINTEGRATING BASEMENT MEMBRANE
DEJ
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CEMENTOBLAST THAT BECOME ENTRAPPED BY THE CEMENTUM THEY PRODUCE
CEMENTOCYTES
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CELLS THAT FORM CEMENTOID AND ARE DIFFERENTIATED FROM THE DENTAL SAC
CEMENTOBLASTS
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CEMENTUM FORMS ON THE ROOTH AFTER THE IDSINTEGRATION OF...
HERTWIG'S SHEATH
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UNDIFFERENTIATED CELLS OF THE DENTAL SAC COME INTO CONTACT WITH NEWLY FORMED SURFACE OF ROOT DENTIN-THESE CELLS BECOME...
CEMENTOBLASTS
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CEMENTOBLASTS THEN DISPERSE TO COVER THE ROOT DENTIN AND UNDERGOES___
CEMENTOGENESIS
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CEMENTUM MATRIX LAID DOWN BY CEMENTOBLASTS
CEMENTOID
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PORTION OF THE TOOTH WHERE THE ENAMEL OF THE CROWN AND THE CEMENTUM OF THE ROOT MEET AT THE NECK OR CERVIX
CEMENTOENAMEL JUNCTION (CEJ)
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MATURE CEMENTUM CONSISTS OF___
CALCIUM HYDROXYAPATITE
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PART OF THE PERIODONTIUM THAT ATTACHES THE TEETH TO THE ALVEOLAR BONE BY ANCHORING THE PDL
CEMENTUM
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SUPPORTING SOFT AND HARD TISSUES INCLUDING PORTIONS OF THE TOOTH AND THE ALVEOLAR BONE
PERIODONTIUM
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