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ORAL ANATOMY: MIDTERMS > MAXILLARY CENTRAL INCISORS > Flashcards

MAXILLARY CENTRAL INCISORS Flashcards

(57 cards)

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1
Q

What is the term given to the 1st and 2nd tooth from the midline

A

INCISORS

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2
Q

TRUE OR FALSE:
The 1st and 2nd teeth from the midline, along with the canine comprises the entirety of the anterior teeth of each quadrant

A

TRUE

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3
Q

What are the incisors closest to the midline

A

CENTRAL INCISORS

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4
Q

What are the incisors or the second tooth from the midline?

A

LATERAL INCISORS

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5
Q

TRUE OR FALSE:

The Maxillary central incisor crown are normally smaller than the crowns of the lateral incisors

A

FALSE, THE CROWNS OF THE CENTRAL INCISORS ARE NORMALLY LARGER THAN THE CROWNS OF THE LATERAL INCISORS

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6
Q

TRUE OR FALSE:

The mandibular lateral incisor crown and root are slightly longer than the root of the mandibular central incisor

A

TRUE

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7
Q

What are the 3 major functions of incisors

A

MASTICATION
ESTHETICS
PHONETICS

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8
Q

A function of incisor that happens by breaking the food particles into smaller pieces sustainable for grinding via biting, cutting, and shearing

A

MASTICATION

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9
Q

A function of incisor that is the manner of size, shape, color and placement of incisor which directly contributes to a person’s appearance

A

ESTHETICS

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10
Q

A function of incisor that is necessary for the execution of certain sounds

A

PHONETICS

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11
Q

Features for differentiating the crowns of incisors from other crowns of tooth

A

INCISAL EDGE
MAMELONS
POSITION AND ANGULATION OF MARGINAL RIDGES
LINGUAL FOSSA& CINGULUM

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12
Q

Feature for differentiating the crowns of incisors from other crowns of tooth that has flattened edge or surface that differs greatly from the single cusp of canines and multi-cusped occlusal surfaces of posterior teeth

A

INCISAL EDGE

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13
Q

Feature for differentiating the crowns of incisors from other crowns of tooth that is rounded extensions of enamel on the incisal ridge of recently erupted incisors.
It is most often 3 in numbers or irregular in number, shape and prominence.
It wears away after incisors come into active occlusion but can occasionally be seen in adult mouths.

A

MAMELONS

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14
Q

What type of labial surface does mamelons have?

A

SMOOTH LABIAL SURFACE

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15
Q

TRUE OR FALSE:
In position and angulation of marginal ridges, the contrast markedly with the same features of the marginal ridges of posterior teeth

A

TRUE

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16
Q

In incisors, where are the marginal ridges located?

A

MESIAL AND DISTAL TERMINATONS OF THE LINGUAL SURFACE.

IT IS MORE OR LESS PARALLEL TO THE TOOTH’S LONG AXIS

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17
Q

In posterior tooth, where are the marginal ridges located?

A

OCCLUSAL SURFACE

ROUGHLY AT RIGHT ANGLES TO THE LONG AXIS OF THE TOOTH

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18
Q

Feature for differentiating the crowns of incisors from other crowns of tooth that is a concavity which covers roughly the incisal half of the lingual surface

A

LINGUAL FOSSA

CINGULUM

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19
Q

How many incisors are present in the maxilla?

A

4

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20
Q

The 1st tooth from the midline that has a nearly straight incisal edge

A

MAXILLARY CENTRAL INCISORS

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21
Q

The cervical line of the maxillary central incisor curves where?

A

THE CERVICAL LINE CURVES TOWARDS THE ROOT

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22
Q

What is the FDI number or the maxillary central incisors?

A

11 & 21

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23
Q

What is the universal number or the maxillary central incisors?

24
Q

What is the palmers number or the maxillary central incisors?

25
when is the eruption time or year of the maxillary central incisors
7 TO 8 YEARS OLD
26
When is the root completion of the maxillary central incisors?
10 YEARS
27
What is the distinguishing factor of the maxillary central incisor
WIDEST MEDIO-DISTAL DIMENSION AMONG ANTERIOR TEETH
28
Describe the mesial side of the maxillary central incisors
WITH STRAIGHT OUTLINE
29
Describe the distal side of the maxillary central incisors
MORE CURVED THAN SHARP
30
Describe the mesial incisal angle of the maxillary central incisors
SHARP
31
Describe the distal incisal angle of the maxillary central incisors
ROUNDED
32
In the labial aspects of incisor, the mesial outline of the maxillary central incisor is described as?
SLIGHTLY CONVEX
33
In the labial aspects of incisor, the distal outline of the maxillary central incisor is described as?
MORE CONVEX THAN THE MESIAL OUTLINE
34
In the labial aspects of incisor, the disto-incisal angle of the maxillary central incisor is described as?
NOT AS SHARP AS THE MESIOINCISAL ANGLE
35
What is the mesial contact area of the labial aspects of incisors
INCISAL 3RD
36
What is the distal contact area of the labial aspects of incisors
JUNCTION OF MIDDLE AND INCISAL 3RD
37
TRUE OR FALSE: | The incisal tends to curve downward towards the center
TRUE
38
TRUE OR FALSE: | The incisal outline is usually regular and straight when mamelons are abraded
TRUE
39
Describe the cervical line of the labial aspect of the maxillary central incisor
THEY FOLLOW A SEMICIRCULAR PATTERN IN AN APICAL DIRECTION
40
What is the geometrical configuration of the labial aspects of the incisor
TRAPEZOID
41
What is the shape of the root of the labial aspect of maxillary central incisor
CONE-SHAPED
42
An aspect of the maxillary central incisor that has convexities and concavities
LINGUAL ASPECTS OF MAXILLARY CENTRAL INCISORS
43
What are the present landmarks in the lingual aspects of the maxillary central incisors
CINGULUM MARGINAL RIDGES LINGUAL FOSSA INCISAL RIDGES
44
Describe the lingual portion of the lingual aspect of the maxillary central incisors
NARROWER THAN THE LABIAL PORTION
45
What is the shape of the crown of the mesial aspect of the maxillary central incisors?
WEDGE/TRIANGULAR SHAPED
46
In the mesial aspect of maxillary central incisors, the crest of curvature on labial and lingual is located where?
CERVICAL 3RD
47
Describe the labial outline of the mesial aspect of maxillary central incisor
SLIGHTLY CONVEX
48
Describe the lingual outline of the mesial aspect of maxillary central incisor
IRREGULAR
49
Describe the root of the mesial aspect of maxillary central incisor
CONE-SHAPED AND BLUNT
50
In the mesial aspect of maxillary central incisors, where does the CEJ curve towards?
THE CEJ CURVES TOWARDS THE INCISAL
51
TRUE OR FALSE: | In the mesial aspect of maxillary central incisors, the CEJ is deeper than any other tooth.
TRUE
52
Describe the distal aspect of maxillary central incisors
ALMOST SIMILAR WITH THE MESIAL ASPECT OF MAXILLARY CENTRAL INCISOR
53
Describe the CEJ curvature of the Distal aspect of the Maxillary central incisors
HAS LESS CURVATURE
54
Describe the distal surface of the Distal aspect of the maxillary central incisor
IT APPEARS THICKER THAN THE MESIAL SURFACE
55
Describe the labial surface of the Incisal aspect of the maxillary central incisors
IT IS BROAD AND FLAT COMPARED WITH THE LINGUAL SURFACE
56
Where is the convexity of the Incisal aspect of the maxillary central incisors located?
AT THE LABIAL CERVICAL 3RD
57
What are the structures seen in the incisal aspect of Maxillary central incisors?
MARGINAL RIDGES | CINGULUM

ORAL ANATOMY: MIDTERMS (2 decks)

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