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56 Cards in this Set
- Front
- Back
Deciduous Max 1st Molar Buccal View: Crown Dimension
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Premolar like (closely resembles succedaneous tooth)
Larger than succedaneous tooth to provide space (MD by 14% & FL by 3%) M taller than D ML >> DL (very small) |
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Deciduous Max 1st Molar Buccal View: Cervical
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Cervical Bulge (M)
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Deciduous Max 1st Molar Buccal View: Grooves
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Central Groove, M Pit to central pit
Buccal groove MD/DB Cusps Disto-occlusal grooves (along DL cusp) H Groove Pattern |
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Deciduous Max 1st Molar Buccal View: Roots
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No root trunk
3 roots Pal > MB > DB (Height) |
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Deciduous Max 1st Molar Buccal View: General
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Resembles Max PM1
Scalloped No Developmental grooves Notch Smaller than Primary m2 but wide MD |
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Deciduous Max 1st Molar Lingual View: Cusps
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ML largest Cusp
DL small/missing (can be) 3 Cusp type possible |
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Deciduous Max 1st Molar Lingual View: Taper
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Converges to lingual
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Deciduous Max 1st Molar Mesial View: Roots
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Pal root largest,
extends Pal > MB > DB |
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Deciduous Max 1st Molar Mesial View: Hts. of Contour
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MB Cervical BULGE
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Deciduous Max 1st Molar Occlusal View: Crown Dimension
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Broad buccally & Mesially
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Deciduous Max 1st Molar Occlusal View: Marginal Ridges
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MMR more developed than DMR
Oblique ML to DB (sometimes) |
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Deciduous Max 1st Molar Occlusal View: Taper
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Converges to lingual % distal
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Deciduous Max 1st Molar Occlusal View: Ridges
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MMR obliquely angled
DMR straight |
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Deciduous Max 1st Molar Occlusal View: Fossa & Pits
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M tri fossa (M Pit)
Central Fossa (C pit) V. small D tri fossa (D pit) |
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Deciduous Max 2nd Molar Buccal View: Crown Dimension
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Constricted cervix
Smaller than Permanent 1st molars Larger than Primary 1st molars |
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Deciduous Max 2nd Molar Buccal View: Cervical
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Prominent Cervical bulge
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Deciduous Max 2nd Molar Buccal View: Visible Cusps
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2 Buccal Cusps
Relatively well defined MB ~ DB |
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Deciduous Max 2nd Molar Buccal View: Grooves
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Buccal Groove
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Deciduous Max 2nd Molar Buccal View: Roots
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No root trunk
3 roots visible Slender, but bulkier and Longer than Primay 1st molar MB > PAL > DB (Pal can be larger than MB root in length) |
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Deciduous Max 2nd Molar Buccal View: Isomorph?
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Isomorph to MAX M1
Tooth Germ of PM2 |
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Deciduous Max 2nd Molar Lingual: Cusps
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2 Cusps: ML > DL
Cusp of Carabeli may be present |
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Deciduous Max 2nd Molar Mesial: Cusps
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ML > MB
(Contrary to Woelfel) |
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Deciduous Max 2nd Molar Mesial: Hts. of Contour
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Taper to occlusal
Cervical Bulge Narrow/small occlusal table Relatively short Occusal-cervically |
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Deciduous Max 2nd Molar Distal: Cusps Visible
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4 cusps visible (variable)
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Deciduous Max 2nd Molar Distal: Roots visible
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3 roots visible
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Deciduous Max 2nd Molar Occlusal view: Geometric Outline
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Rhomboidal
(Somewhat isomorph to Permanent M1) |
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Deciduous Max 2nd Molar Occlusal View: Ridges
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Oblique ridge
Marginal ridges are well developed (unlike primary 1st molars) |
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Deciduous Max 2nd Molar Occlusal view: Fossa and Pits
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Same Fossae, grooves, etc as Permanent Max 1st molar:
C (Pit), M (Pit), D oblq. (Elongated), D tri. (Pit) |
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Deciduous Mand 1st Molar Buccal view: Crown Shape
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Cervical line dips apically (along bulge)
MD > Occ-cervical Taper to D (M taller than D) M Profile- Straight D Profle - Convex |
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Deciduous Mand 1st Molar Buccal view: Cervical
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Strong cervical bulge (M)
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Deciduous Mand 1st Molar Buccal view: Cusp Ht
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2 distinct cusps: MB > DB
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Deciduous Mand 1st Molar Buccal view: Grooves
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No groove
Depression present though |
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Deciduous Mand 1st Molar Buccal view: Roots
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No Root Trunk
2 Roots: long and slender M > D (wider and longer) |
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Deciduous Mand 1st Molar Buccal view: Isomorph?
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Doesn't resemble any other tooth
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Deciduous Mand 1st Molar Lingual view of Cusps
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2 cusps: ML > DL ML cusp tallest sharpest ML cusp almost centered MMR (almost looks like a cusp from L) MB cusp over root base L outline extends past crown
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Deciduous Mand 1st Molar Lingual view: Grooves
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No Lingual Groove
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Deciduous Mand 1st Molar Lingual view: Taper?
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Crown and Root taper to Lingual
M tapers more than D (can see M surface of root) |
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Deciduous Mand 1st Molar Mesial View: Roots Visible
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M root broad F-L
F and L outline straight and Parallel Root depression Root apex: flat and square Distal root convex and shorter |
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Deciduous Mand 1st Molar Mesial view: Hts. of Contour
and Occlusal Table |
Cervical Bulge
Very narrow Occlusal Table |
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Deciduous Mand 1st Molar Occlusal view: Geo Outline
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Rhomboidal/Oval
The Tooth that resembles no other |
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Deciduous Mand 1st Molar Occlusal view: Crown Dim
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FL wider on D aspect
(D to transverse ridge) Narrow occlusal table |
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Deciduous Mand 1st Molar Occlusal view: Ridges
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Transverse Ridge: MB to ML
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Deciduous Mand 1st Molar Occlusal view: Fossa and Pits
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Mesial Tri fossa (M pit), Distal Fossa is large (C Pit), V. small D tri fossa (D Pit)
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Deciduous Mand 1st Molar Occlusal view: Grooves
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Buccal Groove (MB from DB cusp)
Lingual Groove (ML from DL) |
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Deciduous Mand 2nd Molar Buccal view: Crown Shape
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MB and DB Groove smaller than permanent isomorph
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Deciduous Mand 2nd Molar Buccal view: Cervical
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Straight DB surface
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Deciduous Mand 2nd Molar Buccal view: Cusp Ht.
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3 Cusps of equal Height
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Deciduous Mand 2nd Molar Buccal view: Trunk and Roots
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No root trunk
2 Roots: long (2x crown) and slender M > D M root has broad/shallow depressions |
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Deciduous Mand 2nd Molar Buccal view: Isomorph?
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Isomorph to Mand M1
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Deciduous Mand 2nd Molar Lingual view: Cusps Visible
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2 Cusps: ML ~ DL
A potion of the 3 buccal cusps can be seen |
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Deciduous Mand 2nd Molar Lingual view: Taper
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Narrows to lingual
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Deciduous Mand 2nd Molar Mesial view: Roots visible
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M root broad F-L
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Deciduous Mand 2nd Molar Distal view: Cusps
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5 cusps visible
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Deciduous Mand 2nd Molar Distal view: Roots
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D root ~ M Root
(although more tapered) |
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Deciduous Mand 2nd Molar Occlusal view: Geometric outline
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Rectangular/Ovoid
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Deciduous Mand 2nd Molar Occlusal view: Cusps
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3 buccal cusps
2 lingual cusps |