Pulp Cavity
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PULP CAVITY – Cavity on the central part of a tooth housing the only soft tissue of the teeth PULP CHAMBER – Expanded and more coronal portion of pulp cavity PULP HORNS – extension of pulp chamber showing position of cusps
•
PULP ROOT CANALS – portion of pulp cavity on the root areas 4 TYPES OF ROOT:
•
•
•
•
•
TYPE 1 - single canal at pulp chamber ending in a single canal to the apical third
Root of pulp chamber is often rounded
o
TYPE 1
MAXILLARY 1ST PREMOLAR
o
Has 2 roots with 2 canals
o
TYPE 3
MANDIBULAR 1ST & 2ND PREMOLAR
o
Mirrors the shape of the root and crown
o
TYPE 1
TYPE 3 – 2 separate canals at pulp chamber ending in 2 separate canals to the apical third
•
MAXILLARY 1ST MOLAR
o
Has 3 roots with 4 canals
TYPE 4 – single canal at pulp chamber ending into 2 separate canals to the apical third
o
C shaped canal
o
Always have 2 canals at MBRoot
o
DBRoot and LiRoot have one canal each
TYPE 2 – 2 separate canals at pulp chamber ending in a single canal to the apical third
MAXILLARY CENTRAL INCISOR Mirrors the external configuration of the crown and root
•
o
Looks like CIGAR HOLDER
•
o
Broad pulp chamber M-D
o
Has 2 roots : MR & DR
o
TYPE 1
o
Always have 3 canals
o
Sometimes have 4 canals
o
MRoot will always have 2 canals: MBCanal & MLCanal
o
Most of the times, there’s only 1 DCanal
o
Sometimes there are 2 DCanals: DBCanal & DLCanal
MANDIBULAR CENTRAL INCISOR o
•
o
Has 1 root with 1 canal
o
•
Less shaped pulp chamber
o
PULP CAVITY OF EACH TOOTH: •
o
50% of the time, it is a TYPE 2
MAXILLARY AND MANDIBULAR CANINE o
Convex La-Li chamber
MAXILLARY 2ND MOLAR o
Has 3 roots with 3 canals
MANDIBULAR 1ST MOLAR
•
•
MANDIBULAR 2ND MOLAR o
Always have 2 roots: MRoot & DRoot
o
3 Canals: MBCanal, MLCanal, DCanal
MAXILLARY AND MANDIBULAR 3RD MOLAR o
Difficult to predict
o
Nevermind! Hahaha!
-Rosette Go 091808
•
PULP ROOT CANALS – portion of pulp cavity on the root areas 4 TYPES OF ROOT:
•
•
•
•
•
TYPE 1 - single canal at pulp chamber ending in a single canal to the apical third
Root of pulp chamber is often rounded
o
TYPE 1
MAXILLARY 1ST PREMOLAR
o
Has 2 roots with 2 canals
o
TYPE 3
MANDIBULAR 1ST & 2ND PREMOLAR
o
Mirrors the shape of the root and crown
o
TYPE 1
TYPE 3 – 2 separate canals at pulp chamber ending in 2 separate canals to the apical third
•
MAXILLARY 1ST MOLAR
o
Has 3 roots with 4 canals
TYPE 4 – single canal at pulp chamber ending into 2 separate canals to the apical third
o
C shaped canal
o
Always have 2 canals at MBRoot
o
DBRoot and LiRoot have one canal each
TYPE 2 – 2 separate canals at pulp chamber ending in a single canal to the apical third
MAXILLARY CENTRAL INCISOR Mirrors the external configuration of the crown and root
•
o
Looks like CIGAR HOLDER
•
o
Broad pulp chamber M-D
o
Has 2 roots : MR & DR
o
TYPE 1
o
Always have 3 canals
o
Sometimes have 4 canals
o
MRoot will always have 2 canals: MBCanal & MLCanal
o
Most of the times, there’s only 1 DCanal
o
Sometimes there are 2 DCanals: DBCanal & DLCanal
MANDIBULAR CENTRAL INCISOR o
•
o
Has 1 root with 1 canal
o
•
Less shaped pulp chamber
o
PULP CAVITY OF EACH TOOTH: •
o
50% of the time, it is a TYPE 2
MAXILLARY AND MANDIBULAR CANINE o
Convex La-Li chamber
MAXILLARY 2ND MOLAR o
Has 3 roots with 3 canals
MANDIBULAR 1ST MOLAR
•
•
MANDIBULAR 2ND MOLAR o
Always have 2 roots: MRoot & DRoot
o
3 Canals: MBCanal, MLCanal, DCanal
MAXILLARY AND MANDIBULAR 3RD MOLAR o
Difficult to predict
o
Nevermind! Hahaha!
-Rosette Go 091808
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