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25 Cards in this Set
- Front
- Back
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When does the max first molar errupt?
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6yrs
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when does the max and man second molars errupt?
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12 yrs
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when does the max and man third molars errupt?
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17-21 yrs
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are molars succedaneous or nonsuccedaneous?
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Nonsuccedaneous
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how many cusps does the max first molar have?
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5 cusps
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what are the names of the cusps of the max first molar?
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1. MB
2. ML 3. DB 4. DL 5. Cusp of Carabelli |
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what cusp is the smallest in the max first molar?
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cusp of carabelli
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what cusp is the largest in the max first molar?
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Mesiolingual (ML)
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what cusp is the cusp of carabelli always on?
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ML cusp
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How do you tell the difference between #3 and #14?
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find the cusp of carabelli
it is always on the ML cusp |
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How many roots does the max first molar?
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3
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what are the names of the roots in the max first molar?
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1. L
2. MB 3. DB |
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what root is the largest in max first molar?
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Lingual
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what is the smallest root in the max first molar?
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DB
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Pits at the end of the buccal and lingual grooves may need to be restored in what molar tooth?
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Max First molar
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what does the oblique ridge connect?
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ML and DB cusps
SLANT |
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what does the transverse ridge connect?
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ML and MB cusps
STRAIGHT |
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Maxillary first molar has how many root canals in the MB root?
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2
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MB root is straight or curved?
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curved distally
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Is the DB root straight or curved on the maxillary first molar?
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straighter
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supereruption
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tooth moves up into missing space
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what shape is the lingual root of the maxillary first molar?
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"banana shaped"
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is there prominant flutting on all 3 roots of the max first molar?
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yes
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Roots become ______ from #3-#1
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Smaller
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Roots become ______ from #14-#16
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closer together
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