Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Morphology: Lab Exam/ Tooth Structural Comparison > Last Minute: Class Review Questions > Flashcards

Last Minute: Class Review Questions Flashcards

1
Q

In the ______ _____ ______ the incisal edge bisects the _________ diameter

A

max central incisor

faciolingual diameter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the shape of the max central incisor?

A

Triangular in shape – tooth is wider facially than lingually

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

in the max central incisor, the Mesial & distal contact points centered ______

A

faciolingually.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

the lateral incisor is________ in all dimensions

except root length

A

Smaller

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

the max central incisor have______ pronounced mesial &
distal marginal ridges (lingual
surface)

A

less

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

______ _______ are broader Buccolingually (BL) than Mesiodistally (MD)

A

mandibular incisors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

the cusp tip of the max canine is ______ to the line bisecting the root

A

labial

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

the cusp tip of the mand caninie is approximately ______ of crown height

A

1/5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

the _____ _____ is lingual to the line bisecting

the root for the mand canine

A

cusp tip

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

maxillary 1st premolars have a _________ developmental depression/concavity.

max 2nd molars do not have this.

A

Mesial

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

The root tunk of the max 1st premolar is 1/2 to 2/3 the length of the root. (t/f)

A

true

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

The Maxillary 1st premolar is______ than the Maxillary 2nd premolar

A

larger

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

The Mandibular 1st premolar is_______ than the Mandibular 2nd premolar

A

smaller

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

The buccal and lingual triangular ridges join
together to form a single ridge called the
______ _______, on the mand 1st premolar

A

TRANSVERSE RIDGE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

The shape outline of the mand 2nd premolar is ______ in shape.

A

Square.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

on the maxillary molars, the ML, MB and DB cusps form a triangle – aka ________

A

trigon or

primary cusp triangle

17
Q

the crowns of the permanent max molars are Crowns are broader B-L than M-D (t/f)

A

true

18
Q

The shape of the maxillary 1st molar is rhomboidal and is the only tooth which broadens toward the________ – the MD width is greater on the L side than it is on the B

A

lingual

19
Q

What are the acute angles of the maxillary 1st molar?

A

MB and DL

20
Q

What are the obtuse angles of the maxillary 1st molar?

A

ML and DB

21
Q

the teeth of the mandibular permaneent molars are broader - than -.

A

m-d

B-L

this is the opposite of the max molars

22
Q

What is the shape of the mandibular 2nd molar?

A

rectangular in shape

al cusps are relatively the same shape.

23
Q

the size of the pulp chamber can be affected by :

A
  • Age: decreases with age
  • Caries: reduces size

• Trauma: if severe, may cause complete obliteration of pulp
space

24
Q

root transerverse section:

Triangular in shape – M, D, F walls

o Mesial wall is longer than distal

A

Maxillary Central:

25
Q

root transerverse section:

Oval in cross section with M & D developmental depressions

A

maxillary canine

26
Q

THIS IS THE ANTERIOR TOOTH least LIKELY TO HAVE A

BIFURCATED ROOT

A

maxillary canine

27
Q

root transerverse section:

Root is round/ovoid with depressions on
the M & D – distal usually deeper

A

madnibular central

28
Q

root transerverse section:

Root depressions are more pronounced
than those on Central

A

Mandibular Lateral:

29
Q

root transerverse section:

THIS IS THE ANTERIOR TOOTH MOST LIKELY
TO HAVE A BIFURCATED ROOT

A

mandibular central

30
Q

• Smaller in overall crown size & dimensions (with
exceptions)

  • Lighter in color
  • Enamel thinner & of consistent thickness
  • Large pulp chambers with prominent pulp horns
  • Dentin thickness limited – thin over pulp horns
  • Enamel rods oriented occlusally instead of gingivally
  • Occlusal convergence
  • Roots: proportionally longer, short root trunk, flared
A

Primary teeth

Morphology: Lab Exam/ Tooth Structural Comparison (3 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions