NWACC gingiva

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					  THE TOOTH

AND THE SUPPORTING
    STRUCTURES
       CROWN

NECK


ROOT



APEX
        CROWN
THE PART OF THE TOOTH THAT
   IS COVERED BY ENAMEL
   (ANATOMICAL CROWN).
  THE PART OF THE TOOTH
   VISABLE IN THE MOUTH
      (CLINCIAL CROWN)
T          NECK
O
O
R



    APEX
         NECK

CONNECTS THE CROWN TO THE
 ROOT. MORE NARROW THAN
          EITHER
NECK

       ROOT
ROOT



APEX
       ROOT

THE PART OF THE TOOTH
SUSPENDED IN THE BONE.
APEX
    APEX

TIP OF THE ROOT
ENAMEL
       ENAMEL

  COVERS THE ANATOMICAL
CROWN. HARDEST SUBSTANCE
       IN THE BODY.
GINGIVA (GUMS)
       GINGIVA
  GUMS—FIBROUS TISSUE
   COVERED BY MUCOUS
MEMBRANE. SURROUNDS AND
   SUPPORTS THE TEETH
SULCUS
       SULCUS
 THE AREA OF UNATTACHED
GINGIVA SURROUNDING EACH
  TOOTH. 2-3 MM DEEP IN
     HEALTHY TISSUE.
PULP CHAMBER
   PULP CHAMBER

AREA OF TOOTH WHERE THE
NERVES AND BLOOD VESSELS
          ARE.
DENTIN
         DENTIN
FORMS 2/3 OF THE BULK OF THE
TOOTH. SOFTER THAN ENAMEL.
   CONTAINS TUBULES FOR
      ODONTOBLASTS
 ALVEOLAR BONE
(JAWBONE)
    ALVEOLAR BONE

 BONE THAT SURROUNDS AND
SUPPORTS THE TEETH. MADE UP
     OF POUROUS BONE.
ROOT CANAL
     ROOT CANAL
AREA IN THE ROOT WHERE THE
 NERVES AND BLOOD VESSELS
 PASS THROUGH TO PROVIDE
  NUTRITION TO THE TOOTH.
CEMENTUM
       CEMENTUM
COVERING OF THE ROOT OF THE
TOOTH. SOFTER THAN ENAMEL
    OR DENTIN. ANCHORS
PERIDONTAL LIGAMENT TO THE
          TOOTH
 PERIODONTAL
LIGAMENT
PERIODONTAL LIGAMENT
 SUSPENDS THE TOOTH IN THE
   SOCKET. CONNECTS THE
 CEMENTUM TO THE ALVEOLAR
           BONE.
APICAL FORAMEN
   APICAL FORAMEN
 OPENING AT THE TIP OF THE
ROOT OF THE TOOTH. ALLOWS
   THE BLOOD VESSELS AND
  NERVES TO PASS INTO THE
        ROOT CANAL
CEMENTOENAMEL JUNCTION (CEJ)
CEMENTOENAMEL JUNCTION
              CEJ
  AREA WHERE CEMENTUM JOINS
  THE ENAMEL. LOCATED AT THE
       NECK OF THE TOOTH

				
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posted:9/27/2011
language:English
pages:31