Lab and Final: permanent teeth Flashcards
What is the shape of the Max CI from the facial and lingula views
trapezoid
What is the view of the Max CI from the M D and I views
triangular
What is the height of convexity of the Maxillary central I
I 1/3
What is the contact of the MAXCI
M (I 1/3) D (Junct of middle and I 1/3)
T/F MXCI I edge lies on longitudinal bisecting line
true
Is the apex of the cingulum slightly distal on the MXCI
Yes it is
MXCI contacts are centered _____
Labolingually
How many pulp horns does the MXCI have??
3
What number is the right MXCI
8
What number is the left MXCI
9
Is the root length of the MXLI the same length of the MXCI?
Yes
T/F the MXLI mesial and distal marginal ridges are more pronounced than the MXCI
ture
T/F MXLI has a deeper lingual fossa than the MXCI
true
What is the shape of the MXLI F/L
Trapezoidal
What is the shape of the MXLI (M D)
triangle
What is the shape of the MXLI I view
oviod
Where are the contacts on the MXLI?
M: junction
D Middle
Is the root of the MXLI more pointed than the MXCI?
Yes
What is the height of contour for the MXLI?
cerv 1/3
MXLI has a less curved M CEJ than MXCI (T/F)
true
Is the distal or mesial view wider on the MXLI?
Distal
MXLI has a prominent _______ development depression
distal
the MXLI contacts are centered __________
Labiolingually
Which MX incisor has more prominent marginal ridges and cingu.
MXLI
What number is RIght MXLI
7
what number is the L MXLI
10
the MXCI contacts are centered _________.
labolingually
T/F the MNDCI is smaller than the MNDLI
true
the MNDCI is wider ______ than ______.
B-L than M-D
what is the shape of the facial and ling MNDCI
Trapezoid
What is the shape of the M-D view of the MNDCI
triangular
Where are the contacts located on the MNDCI
I 1/3
How many pulp horns in the MNDBCI
3
What is the only symestrical tooth in the mouth
MNDCI
T/F the MNDBCI has no distinct lingua fossa
True
The MNDBCI has less developed marginal ridges (t/F)
true
the mndbCI has less developed cingulum (t/f)
true
What is the cervical contour of the mndbCi
cerv. 1/3
the mndbCI incsial edge lie _______ to bisected root
lingually
the mndbCI contacts are centered ____ -____
faciolingually
Which developemental depression of the ______ view is more prominent on the MNDBCi
distal
What exists below the middle 1/3 of the mesial veiw of the MNDBCI
concavity
the mndbCI converges _______
lingually
What is the number of the left mndbCI
24
What is the number of the right mndbCi
25
What is the number of the left mndbLI
23
What is the number of the right mndbLI
26
T/F the mndbiLI is wider m-d than the mndbCI
true
Where is the added m-d width added to on the mndbLI
the distal portion
Where are the contacts for the mndbLI
inc. 1/3
The lingual view of the mndbLI lacks
lingual anatomy structures
the incisal edge on the distal side is lower than the mesial side on which tooth
mndbiLI
Which mndb Incisor has deeper development depressions
the mndbLI
The _____ aspect of the mndbLi twists ____
distal/ Distally
The incisal edge of the mndbLI lies ______ when the tooth is centered labolingually.
lingual
the mndbLI has how many pulp horns
3.
What # is the max right can.
6
what # is the max left can.
11
the max can has the longest and thickest ____.
roots
Which is bigger the max or man can
max
What is the f/L shape fo the max can.
trapezoidal because the tip is not counted.
Is the max can’s cusp tip centered on the tip of the root
yes
what portion of the anatomical crown does the max can’s cusp take up?
1/3
what are the contacts of the max can?
m: junction 1/3 and middle
D: middle 1/3
and they are centered faciolingually
What exists below the distal contact?
a distal concavity
What is the shape of the m/d view of the max canine?
triang
Where does the max can cusp tip lie on bisected tooth?
labially
What are the labial and lingu heights of contour?
cervical 1/3
the max can root is broad ___-___
facio linguall
the max can has both ___ and ___ developement depression
mesial and DISTAL
The lingual CEJ is greater than the Labial CEJ on the max can (t/F)
true
What are the ridges that comprise the cusp tip
mesial cusp arm
distal cusp arm
buccal ridge and lingual ridge
What is longer the mesial or distal cusp arm on the max can.
distal
Max can root curves ______
distally
a max can is wider facio ling than _____ -_____
mesiodistally
What is narrower the max can crown or the man can crown?
mandibuluar canaine crown
the mand can has a less developed cing and marginal ridges (t/f)
ture
What portion of the crown is the man can cusp
1/5
the man can is as long or longer I/G than the max can (t/f)
true
What are the contacts of the man can?
m: incisal 1/3
D: middle 1/3
The man can mesial cusp arm is shorter than the distal (t/f)
true
distal cusp arm of man can is longer and over hangs the root (t/f)
true
What does the man can mesial cusp arm line up with
the root
which direction does the man can root curve
mesially!!!!!!
what are the heights of conture of the man can
cervial 1/3
Where does the cusp tip lie in regaards to the bisection ofthe man can root
LINGUAL different thant max can
man can has both ___ and ___ development depression
mesial and distal (D is bigger)
Which anterior tooth is most likely to have a bifurcated root?
man can
What is the number of the right maxilarry 1st premolar?
5
What is the # of the left max 1st PM
12
What is the number of the right Max 2nd PM
4
What is the # of the max left 2nd PM
13
What is the Facial shape of ALL Premolars??
Trapezoidal
What is the M and D Shape of the Max 1st premolar?
trapezoidal
What is the occusal shape of the max 1st PM
hexagonal
How many cusps does the maxillary 1st pm have?
2
Buccal
Lingual
Which is longer on the Max 1st PM: mesial cusp arm or distal cusp arm
mesial cusp arm
Which maxillary premolar is most likely to have two roots?
Maxillary 1st premolar
How many roots does the maxilary 2nd prmolar have?
one root
The Max 1st PM has a _____ concavity below its _____ contact
Mesial
Mesial
Where are the contacts located occlusal gingivally on all premolars
In the middle 1/3
All 1st premolars have a more prominent _____ ridge then 2nd premolars
buccal ridge
How much shorter is the Lingual cusp than the buccal cusp on a Max 1st PM
1 mm shorter
What is the buccal HOC (height of Contour) on a Max 1st PM
cervical 1/3
What is the lingual HOC on a Max 1st PM
middle 1/3
The 1st premolars (maxillary and mand.) both have _____ developmental root depressions
mesial
A very distinguishing marker of the MAX 1st PM is the ______ ______ _______ ______ _______
mesial marginal ridge developmental groove
The root trunks of the MAX 1st PM are _____ or _____ the total root lengthn
1/2 or 2/3
the MAX 2nd PM is ______ than the Max 1 PM
smaller
The MAX 2nd PM has ______ root
one
both Max and Man 2nd premolars have less prominent _____ cusp ridges
buccal
The ______ cusps of both the man and max 2nd PM are more equal in height to the Max and Man 1st PM
lingual cusps
MAX 2nd PM lacks a mesial and distal ______ ______ ______
root development depression
The heights of buccal countour of the MAX 2nd PM
are cervical 1/3
The heights of lingual countour of the MAX 2nd PM
middle 1/3
What are the numbers of the MAN left 1st PM
21
What are the numbers of the MAN Right 1st PM
28
What are the numbers of the MAN left 2nd PM
20
What are the numbers of the MAN right 2nd PM
29
How many lobes does the MAN 1st PM develop from?
Four
What are the four lobes of the MAN 1st PM
buccal
mesio facail
distofacial
lingual
What is the mesial and distal view of the MAN 1st PM
rhomboidal
What isthe occlusial viewe of the MAN 1st PM
diamond
the contacts of the MAN 1st PM are centered _____-_____
bucco-lingually
the ______ cusp of the MAN 1st PM resembles a _________
cingulum
MAN 1st PM has a ______ root development depression
mesial root developmental depression
The ______ cusp of the MAN 1st PM is centered over the apex of the root
buccal
the MAN 1st PM has _____ root (s)
one
The liingual HOC of the MAN 1st PM over hangs the root (t/f)
true
the lingual HOC of theMAN 1st PM is located where?
in the middle 1/3
The lingual cusp of the MAN 1st PM is _____ the total height of the buccal cusp
2/3
The mesial marginal ridge of the MAN 1st PM is ______ than the distal marginal ridge
lower.
this is the only tooth with this
the ______ _____ _____ separates the lingual cusp and the mesial marginal ridge
mesiolingual developmental groove
the MAN 1st PM has a ______ ridge that is the comnination of the buccal triangular ridge and the lingual trianglualr ridge
transverse ridge
What are the two types of Man 2nd Premolars
three cusp and two cusp
How many lobes does the three cusp Man 2nd Premolar have?
five lobes
How many lobes does the two cusp Man 2nd Premolar have?
four lobes
What are the names of the five lobes of the three cusp type of the Man 2nd Premolar
Mesial Distal Buccal Mesiolingual Distolingal
What are the names of the four lobes ofthe 2 cusp type of the Man 2nd Premolar
buccal
Distal
Mesial
Lingual
the MD aspect of the root of the Man 2nd Premolar is _____ than the MAN 1st prM
broader
the buccal cusp tip is located _______ of the root on the Man 2nd Premolar
buccally
What are the three cusps of the three cusp type?
Buccal cusp and a Mesiolingual and Distolingual cusps
What shape does the three cusp type form?
Y with a central pit
What is the shape of the 3 cuspt type of the Man 2nd Premolar
suqare
What is the shape of the 2 cuspt tupe of the Man 2nd Premolar
circle
What shapes are formed by the two cusps of the two cusp type?
H (more common)
U less common
In all molars what is the largest cusp?
the meisal lingual
What three cusps form the trigon?
ML, MB, and DB
What is the smallest cusp on any molar
DL is the smallest besides the cusp of carabelli
What happens to the DL cusp as you over from1st molar to third
it continues to get smaller.
What to cusps form the oblique ridge.
DB and ML
How many cusps does the Max 1st molar have?
5
What are the names of the 5 cusps of the Max 1st molar
DB, MB, DL, ML, and cusp of caraabelli
What is the outline of the crown of the Max 1st molar
trapezoidal
What is the mesial outline of the Max 1st molar
trapezoid
Which cusp is larger the MB or the DB on the Max 1st molar
MB
What two cusps does the buccal deve. groove
MB and DB cusps
Where are the contacts of all molars?
middle 1/3
The Max 1st molar possess a ______ _______. This is a hard to clean area.
Distobuccal concavity
The MB cusp is in line with with what?
the MB root.
What Max 1st molar root is the smalleest?
the DB root.
Which Max 1st molar root is the longesst?
the lingual/ palatal.
The Lingual/ Palatal Root is in line with what on the Max 1st molar?
the buccal and lingual devel groove
How many canals are in the MB root of a Max 1st molar
2 canals
How many canals are in the lingual/ palatal and DB roots of a Max 1st molar?
just one root
What developmental groove separates the ML and DL cusps on the Max 1st molar
lingual groove?
Which cusp of the Max 1st molar is attached to the cusp of carabelli?
the ML cusp
T/F on a Max 1st molar the lingual root has a lingual root depression.
true
On a Max 1st molar Where is the HOC for the buccal cusp?
cervial 1/3
On a Max 1st molar Where is the HOC for the lingual cusp?
middle 1/3
What is the outline of the occulas view ofo the Max 1st molar
rhomboidal
On the Max 1st molar occusal outline, what cusps have acute angles?
MB and DL
On the Max 1st molar occusal outline, what cusps have obtuse angles?
ML and DB
on the Max 1st molar the occusal view broadens _______ l
lingually
List the cusps of the Max 1st molar in decreasing size
ML, MB, DB, DL, Carabelli
What are the two major fossas of the Max 1st molar
Central fossa and Distal fossa
What are the two minor fossae of the Max 1st molar
Mesial Triangular fossa
Distal Tri. Fossa
Where is the distal pit located?
on the distal groove and lingual groove.
What are the two occlusal types of the MAX 2nd Molar
Rhomboidal (similar to the 1st molar and is the most common)
Heart Shaped (similar to third molar)
The roots of the MAX 2nd Molar are just as long if not longer than the max 1st molar (t/f)
true
on the MAX 2nd Molar the MB root apex is in line with the buccal groove (t/f)
true
the DL cusp of the MAX 2nd Molar is much smaller than the DL cusp of the _______ ___ _______
maxillary 1st molar
_____ root apex lines up with the DL cusp tip where as in the 1st MAx molar it lines up with the lingual groove.
Lingual.
This shows that the root tapers distally
When the MAX 2nd Molar lacks a DL cusp then it is _____ shaped on an occlusal view.
heart shaped.
What are the HOC of the MAX 2nd Molar
B: cervial 1/3
Ling: middle 1/3
On the max 3rd molar the DL is often ________ or _______
underdeveloped or missing
the roots of the max 3rd molar aree often
fused
the crowns of the max 3rd molar are often _______
undersized
man 3rd molar crowns are often
oversized
the man 3rd molar has 2 buccal _____ and ______
cusps and roots
All man molars are _______ M-D than B-L. This is oppostie of the Max Molars
broader
How many cusps do man 1st molars typically have??
5 cusps
name the five cusps that a man 1st molar typicall have
3 buccal: MB, DB and Distal cusp
2 lingual cusps: ML and DL
List the buccal cusps of the man 1st molars in decreasing size
MB, DB, and distal
Occlusal view of the man 1st molars taper _______
distally
the MB development grooves terminates in _______ 1/3 of the crown on the man 1st molars
middle
the DB developmental groove terminates in the ______ 1/3 of the crown of a man 1st molars
cervical
how many roots of a man 1st molar have?
two
mesial and distal
how many canals are in the Mesial root of the man 1st molars
two canals
how many canals are in the distal root of the man 1st molar
1 canal
the man 1st molars have developmentl root depressions on _______ , ______, and _______ roots
mesial, distal, and buccal
What is the lingual HOC for the man 1st molars
middle 1/3
what is the buccal HOC for the man 1st molars
cervical 1/3
(t/f) the cervical line is higher and more pronounced on the man 1st molars
true
the crowns of the man 1st molars are shifted more _______
lingually
the mesial root apex of the man 1st molars is in line with the _______
MB cusp
the man 1st molars have ______ ______ _____ ______
mesial developmental root depression
the occlusal view of the man 1st molars is the shape of a ______
hexagon
What is the major fossa of the man 1st molars
central fossa
What are the two minor fossa of the man 1st molars
M and D triangular fosssa
What are the four developmental grooves on a man 1st molars
central
Lingual
mesiobuccal and distobuccal
What view shows all five cusps of the man 1st molars
the buccal view
When viewing the man 1st molars from the lingual view, how many cusps can be seen?
3
DB
ML
DL
the man 2nd molar is ____ than the 1st man molar
smaller
What are the four cusps of the man 2nd molar
MB ML DB DL
the _______ developmental groove separates what two cusps?
DB and MB
How roots are on the man 2nd molar
2
a M and D root
Where are the contacts on the man 2nd molar
middle 1/3
What is the occlusal shape of the man 2nd molar
rectangle
What are the three developmental grooves on the man 2nd molar that make up the cross shape on the occlusal view
central
lingal
buccal
the roots of the man 2nd molar ______ ______
more parallel
the man 2nd molar lack a ______ cusp
distal cusp
the contacts of the man 2nd molar are centered __________.
buccolingually
the four cusps of the man 2nd molar are about ____ in size.
equal
the DB is more prominent.
