236758
Description
Flashcards by angela.dennis22, updated more than 1 year ago
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Created by angela.dennis22
over 12 years ago
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| Question | Answer |
| the function of the maxillary first premolars is | grinding and mashing |
| The tooth numbers of the maxillary first premolars are | 5 and 12 |
| the maxillary first premolars erupt at what age | 10-12 years +/- 6 months |
| maxillary first premolars has a pointed | buccal cusp |
| from the buccal view of the maxillary first premolars which is longer the MBCS or the DBCS | MBCS |
| on the maxillary first premolars what is D to the RAL | B cusp tip |
| On the maxillary first premolars which is shorter and convex, the DBCS or MBCS | DBCS |
| The Buccal surface of the maxillary first premolars is very convex and has a prominent | B ridge |
| True or False, the maxillary first premolars is the only tooth in the permanent dentition where the MBCS is longer than the DBCS | true |
| How many cusps are on the lingual surface of the maxillary first premolars | 1 |
| In what direction does the lingual cusp of the maxillary first premolars tilt | mesial |
| The area on mesial surface of the maxillary first premolars which is very important and is a place of plaque retention is the | Crown and root depression |
| Which is more curved on the maxillary first premolars, M CEJ or the D CEJ | M CEJ |
| On the maxillary first premolars. This runs right between the two cusps, through the center of the crown | RAL |
| True or False there are no crown and root depressions on the D surface of the maxillary first premolars | True |
| On the maxillary first premolars which is larger ML or MD | ML |
| on the maxillary first premolars the B surface is ( ) due to the B ridge | convex |
| what direction does the lingual cusp tilt on the maxillary first premolars | mesial |
| On the maxillary first premolars at what angle does the MBCS meet the MMR | right angle |
| on the maxillary first premolars is the MMR larger or smaller than the DMR | smaller |
| DMR on the maxillary first premolars is convex giving it what shape | kidney bean |
| the CDG on the maxillary first premolars is | long |
| How many triangular ridges and transverse ridge does the maxillary first premolars have | 2 triangular ridges, 1 transverse ridge |
| What on the maxillary first premolars crosses over the MMR onto the M surface | MDG |
| how many triangular fossa does the maxillary first premolars have | 2, 1 mesial and 1 distal |
| Where is the HOC on the maxillary first premolars | B: HOC of middle and cervical 1/3. L: HOC middle 1/3 |
| Where is the M contact area on the maxillary first premolars | junction of occlusal and middle 1/3 |
| Where is the contact area on the D surface of the maxillary first premolars | middle and buccal 1/3 |
| the maxillary first premolars is the only premolar with bifurcated roots. How many roots does it have | 2, 1 buccal and 1 lingual |
| Which root on the maxillary 1st premolar is longer and bends distally at the apex, B or L | B |
| which root on the maxillary 1st premolar is shorter and can bend mesally or distally | L |
| The maxillary 1st premolar has a significant oot drepression on which trunk, M or D? | M |
| How long it the root on average on the maxillary 1st premolar | 13.4mm |
| What are the areas of plaque retention on the maxillary 1st premolar | CDG, MMDG, Triangular fossa, M crown depression |
| What is the function of the maxillary 2nd premolar | grinding and mashing |
| what numbers are the maxillary 2nd premolars | 4 and 13 |
| at what age to the maxillary 2nd premolars erupt | 11-12 years |
| true or false, the maxillary 2nd premolar is less angular than the premolar and the cusp tip is less pointed | true |
| Which is greater on the maxillary 2nd premolar MBCS or DBCS | DBCS |
| like the maxillary 1st molar the maxillary 2nd premolar has a pominent | B ridge |
| The height of the B cusp compaired to the L cusp on the maxillary 2nd premolar is | almost = |
| On the maxillary 2nd premolar which cusp tip is pointed and tilits to the M. B or L? | L |
| on the maxillary 2nd premolar which cusp tip is longer, B or L? | B |
| true or false, there are no M crown depressions on the maxillary 2nd premolar | true |
| The M CEJ on the maxillary 2nd premolar is | shallow, but still more curved than D CEJ |
| RAL on the maxillary 2nd premolar run through the | center of the crown |
| Which is more cervically located the DMR or MMR so you can see more of the occulsal surface from distal than mesial | DMR |
| what is the shape of the maxillary 2nd premolar | oval |
| Which tooth is smaller and more symmetrical maxillary 1st premolar or maxillary 2nd premolar | maxillary 2nd premolar |
| How many triangular ridges and transverse ridges does the maxillary 2nd premolar have | 2 triangular ridges, 1 transverse ridges |
| The maxillary 2nd premolar has a ( ) CDG and supplemental grooves | short |
| Where is the HOC on the maxillary 2nd premolar | B: junction of middle and cervial 1/3, L: middle 1/3 |
| Where is the M contact area on the maxillary 2nd premolar | occlusal 1/3 near junction of occlusal and middle 1/3 |
| where is the D contact area on the maxillary 2nd premolar | junction of occlusal and middle 1/3 |
| How many roots the the maxillary 2nd premolar have | 1 |
| Which surface of the maxillary 2nd premolar has root depressions M or D | both, D is deeper |
| How long is the root on the maxillary 2nd premolar | 14.0mm |
| Which way does the apex of the maxillary 2nd premolar bend | distally |
| What are the ares of plaque rentention on the maxillary 2nd premolar | supplemental grooves, triangular fossa, root depressions if A/L |
| What teeth numbers are the mandibular 1st premolars | 21 and 28 |
| at what age do the mandibular 1st premolars erupt | 10-11 years old |
| How many cusps does the mandibular 1st premolars have | 2, 1 B and 1 L |
| Which cusp on the mandibular 1st premolars is larger, B or L? | B |
| Which is larger on the mandibular 1st premolars MBCS or DBCS | DBCS |
| The mandibular 1st premolars has a bulge and a ridge, what surfaces are these on? | D bulge, B ridge |
| The mandibular 1st premolars has notches in the MBCS and DBCS what percentage of the time | MBCS 65% DBCS 46%% |
| Which surface on the mandibular 1st premolars is narrower and shorter, L or B | L |
| The L cusp on the mandibular 1st premolars is often pointed and | non-functional |
| the mandibular 1st premolars has a MLDG what percentage of the time | 67% |
| The mandibular 1st premolars tilt to the lingual and what is centered over the RAL | B cusp |
| The B surface on the mandibular 1st premolars meets the B triangular ridge at the B cusp at what angle | 40 degree |
| L surface on the mandibular 1st premolars meets the L triangular ridge at the L cusp tip at what angle | 90 degree |
| Which is more cervically located on the mandibular 1st premolars, MMR or DMR | MMR, only tooth where this is true |
| Is the CEJ more curved on the M or D surface of the mandibular 1st premolars | M |
| True or False the mandibular 1st premolars has a MLDG that can be seen from the M view | true |
| The CEJ on the mandibular 1st premolars is located more | occlusally |
| the mandibular 1st premolars are not symmetrical and are what shape | diamond |
| how many triagular ridges and transverse ridges does the mandibular 1st premolars have | 2 triangular ridges and 1 transverse ridges |
| True or False the mandibular 1st premolars has a CDG | false |
| How many triangular fossa does the mandibular 1st premolars have | 2 |
| Where is the HOC located on the B and L surface of the mandibular 1st premolars | B: cervical 1/3, L: middle 1/3 |
| Where is the M contact area on the mandibular 1st premolars | junction of occlusal and middle 1/3 |
| Where is the D contact area on the mandibular 1st premolars | only tooth where D contact area is more occlusally located, occlusal 1/3 |
| How many roots does the mandibular 1st premolars have | 1, although it can sometime be bifurcated |
| What is the apex of the root like on the mandibular 1st premolars | blunt |
| The mandibular 1st premolars has M and D root depressions what percentage of the time | M 50%, D 56%. D is deeper than M |
| How long is the root on the mandibular 1st premolars | 14.4mm |
| What areas on the mandibular 1st premolars are significant to plaque retention | MLDG, triangular fossa, root depressions is A/L especially on the D |
| What is the function of the mandibular 2nd premolars | grinding and mashing |
| what tooth numbers are the mandibular 2nd premolars | 20 and 29 |
| when do the mandibular 2nd premolars erupt | 11-12 years |
| The mandibular 2nd premolars are often rather square and squat with a flat occlusal surface. The cusp slopes are flatter, more obtuse angle of how many degrees? | 130 |
| How many cusps does the mandibular 2nd premolars have? | 2 or 3 |
| What is a special anatomical trait of the mandibular 2nd premolars | can be congenitally missing |
| How many cusps are on the B surface of the mandibular 2nd premolars | 1 |
| The mandibular 2nd premolars have a B ridge and a notch on the | DBCS |
| Which is larger on the mandibular 2nd premolars, MBCS or DBCS | DBCS |
| the mandibular 2nd premolars has 2 cusps what percentage of the time | 43% |
| the mandibular 2nd premolars has 3 cusps what percentage of the time | 54% |
| The 2 cusp type of mandibular 2nd premolars has how many L cusps, where as the 3 cusp type has how many L cusps | 2 cusp, 1 L cusp. 3 cusp, 2 L cusps |
| True or false On the mandibular 2nd premolars, the 2 cusp type the L surface is narrower than the B surface but on the 3 cusp type the L surface is wider than the B surface | true |
| On the 3 cusp type of mandibular 2nd premolars the 2 L cusps are named and which is larger | ML and DL, ML larger |
| The two L cusps on the 3 cusp type of mandibular 2nd premolars are separated by what | ML groove or DL groove |
| The crown on the mandibular 2nd premolars is centered over the RAL and tilts in what direction | lingually |
| Which cusps are shorter on the mandibular 2nd premolars, L or B | L |
| Which CEJ on the mandibular 2nd premolars is more curved | M |
| Which is more cervially located on the mandibular 2nd premolars, DMR or MMR | DMR |
| The 2 cusp type of mandibular 2nd premolars is what shape compared to the 3 cusp type which is what shape | 2: rounded, 3: more square |
| How many triangular ridges and transverse ridges does the 2 cusp type of mandibular 2nd premolars have | 2 triangular ridges, 1 transverse ridge |
| How many triangular ridges and transverse ridges does the 3 cusp type of mandibular 2nd premolars have | 3 triangular ridges and 0 transverse ridges |
| true or false the 2 cusp type of mandibular 2nd premolars has U or H shaped CDG with supplemental grooves while the 3 cusp type has & shaped CDG | true |
| The 2 cusp type of mandibular 2nd premolars has M and D triangular fossa while the 3 cusp type has | M, C, D fossa |
| Which L cusp on the 3 cusp mandibular 2nd premolars is larger, ML or DL | ML |
| Where is B and L the HOC of the mandibular 2nd premolars | B: cervical 1/3, L: middle 1/3 |
| where is the M contact area on the mandibular 2nd premolars | occlusal to the junction of occlusal and middle 1/3 |
| where is the D contact area on the mandibular 2nd premolars | junction of occlusal and middle 1/3 |
| How many roots does the mandibular 2nd premolars have | 1 |
| The root on the mandibular 2nd premolars is what in comparison to the mandibular 1st premolars | thicker and longer |
| true or false the mandibular 2nd premolars has D & M root depressions | flase, D root depression but usally no M root depression |
| how long is the root on the mandibular 2nd premolars | 14.7 |
| What areas on the mandibular 2nd premolars are significant to plaque retention | triangular fossa, developmental grooves, D root depression is A/L |
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