parts of periodontium periodontal ligament root cementum...
TRANSCRIPT
PARTS OF PERIODONTIUM
GINGIVAPERIODONTAL LIGAMENTROOT CEMENTUMALVEOLAR BONE
PARTS OF PERIODONTIUM1. GINGIVA
2. PERIODONTAL LIGAMENT
3. ROOT CEMENTUM
4. ALVEOLAR BONE
PERIODONTIUM
G- GINGIVA
PL – PERIODONTAL LIGAMENT
ABP – ALVEOLAR BONE PROPER
RC –ROOT CEMENTUM
AP –ALVEOLAR PROCESS
GINGIVA
n
GINGIVA
I - LOOSE ALVEOLAR MUCOSA
II- MUCOGINGIVAL JUNCTION
III- ORANGE PEAL FEATURE
IV-MARGINAL GROOVE
V- FREE GINGIVAL MARGIN
VI- TEETH
VII- INTERDENTAL GINGIVA
VIII- VERTICAL INTERDENTAL GROOVES
IX- ATTACHED GINGIVA
Orange peel appearance
PARTS OF GINGIVAFREE GINGIVAL MARGIN
ATTACHED GINGIVA
LOOSE ALVEOLAR MUCOSA
FREE GINGIVAL MARGINE AND EPITHELIAL ATTACHMENT AT THE CEMENTO-ENAMEL JUNCTION
FREE GINGIVAGS- SULCUS
SE – SULCUS EPITHELIUM
BG- CONNECTIVE TISSUE
OE – ORAL EPITHELIUM
S – ENAMEL
SZG- JUNCTIONAL EPITHELIUM
GINGIVAL RECESSION DURING THE LIFE
HEAVY GINGIVAL PIGMENTATION DUE TO CHARACTERISTIC RACE FEATURE
ORANGE PEAL APPEARANCE
DENTOGINGIVAL FIBERS AND THE INTERDENTAL COL AREA
EPITHELIAL-CONNECTIVE TISSUE BOUNDARY
FIBERS OF THE INTERDENTAL GINGIVA
FIBERS OF THE FREE AND ATTACHED GINGIVA
EPITHELIAL ATTACHMENT –JUNCTIONAL EPITHELIA
D –DENTIN
E – ENAMEL
C –CEMENTUM
A – JUNCTIONAL EPITHELIAL CELLS
THE JUNCTIONAL EPITHELIUM UNITES THE GINGIVAL CONNECTIVE TISSUE WITH THE ENAMEL BY HEMIDESMOSOMAL ATTACHMENT
THE DENTINOGENESIS AND THE DEVELOPMENT OF THE APITHELIAL ATTACHMENT
ENAMEL ORGAN –ENAMEL AND PRIMARY EPITHELIAL ATTACHMENT
DENTAL PAPILLA – PULP, DENTIN
DENTAL FOLLICLE –PERIODONTAL ATTACHMENT APPARATUS –CEMENTUM, PDL, AND ALVEOLAR BONE PROPER
DENTAL LAMINA
BUD STAGE
CAP STAGE
BELL STAGE
THE DENTINOGENESIS AND THE DEVELOPMENT OF THE APITHELIAL ATTACHMENT
PRIMARY EPITHELIAL ATTCHMENT
OUTER ENAMEL APITHELIUM
INNER ENAMEL EPITHELIUM
CERVICAL LOOP
AMELOBLASTS
STELLATE RETICULUM
STRATUM INTERMEDIUM
INNER ENAMEL EPITHELIUM
AMELOBLASTS
ENAMEL
DENTIN
DENTAL PAPILLA
PRIMAER EPITHELIAL ATTACHMENT
HEMIDESMOSOMES
JUNCTIONAL EPITHELIUM ON THE ERUPTED TOOTH
E – ENAMEL
REE - REDUCED ENAMEL EPITHELIA
OE – ORAL EPITHELIUM
JE - JUNCTIONAL EPITHELIUM
C - CEMENTUM
AC - AFIBRILLA R- ACELLULAR CEMENTUM
CEJ-CEMENTOENAMELJUNCTION
THE DEVELOPMENT OF THE PRIMITIVE ROOT
OB – ODONTOBLAST
D – DENTIN
RS – HERTWIG’S EPTHELIAL ROOT SHEATH
GINGIVAL SULCUS AND JUNCTIONAL EPITHELIUM AT THE MOST CORONAL LEVEL
EM PICTURE OF JUNCTIONAL EPITHELIUM WITH EMMIGRATING PMN LUKOCYTES
THE JUNCTIONAL EPITHELIUM AT THE MOST APICAL LEVEL
EM PICTURE OF THE EPITHELIAL ATTACHMENT
SULCULAR FLUID
•FROM NORMAL GINGIVA IS MINIMAL AND RATHER A TRANSSUDATE
•THE MORE INFLAMMED THE GINGIVA THE MORE SULCULAR FLUID IS PRODUCED
•THAN IT IS A TYPICAL INFLAMMATORY EXUDATE
•WITH IgG, IgM, IgA, COMPLEMENT, FIBRONECTIN, PMN LEUKOCYTES
SULCULAR FLUID
•DEFENSIVE MECHANISMS
•LUMBRICATING EFFECT
•EPITHELIAL DESQUAMATION
•IMMUNOGLOBULINS
•COMPLEMENT
•PMN LEUKOCYTES BARRIER
•CHRONIC INFLAMMATORY REACTION
ORAL EPITHELIA
THE TURN OVER OF THE STRATIFIED SQUAMOUS EPITHELIA
THE OLD BASAL CELLS (OB) ARE TRAVERSING INTO THE SPINOCELLULAR LAYER AND DIFFERENCIATED TO PRICKLE CELLS
STRATIFIED SCQUAMOUS EPITHELIUM WITH PARAKERATINIZATION
THE SPECIAL ORIENTATION OF THE TRANSSEPTAL DENTOGINGIVAL FIBERS
CLINICAL CRITERIA OF NORMAL GINGIVA
•COLOR
•SURFACE
•FORM
•CONSISTENCY
•SULCUS EXUDATE
•SULCUS BLEEDING