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ORAL ANATOMY: MIDTERMS > MAXILLARY LATERAL INCISORS > Flashcards

MAXILLARY LATERAL INCISORS Flashcards

1
Q

The 2nd tooth from the median line in the maxillary arch

A

MAXILLARY LATERAL INCISORS

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2
Q

What is the given universal number for the maxillary lateral incisors?

A

7 & 10

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3
Q

What is the given FDI number for the maxillary lateral incisors?

A

12 & 22

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4
Q

What is the given palmer’s notation for the maxillary lateral incisors?

A

2_I & I_2

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5
Q

When does the first evidence of calcification show?

A

10 TO 12 MONTHS

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6
Q

When is the eruption of maxillary lateral incisors?

A

8 TO 9 YEARS

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7
Q

When is the root completion of the maxillary lateral incisors?

A

11 YEARS

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8
Q

TRUE OR FALSE:

The maxillary lateral incisors resembles the central incisors but it is smaller in all dimensions

A

TRUE

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9
Q

What are the structures more prominent in maxillary lateral incisors?

A

CURVATURES
CONCAVITIES
CONVEXITIES

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10
Q

TRUE OR FALSE:

The labial surface is narrower and shorter than that of the central incisors

A

TRUE

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11
Q

Describe the distoincisal angle of the labia aspect of the maxillary lateral incisor

A

THE DISTOINCISAL ANGLE IS MORE ROUNDED THAN THE MESIOINCISAL ANGLE.

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12
Q

TRUE OR FALSE:
The distoincisal angle of the labial aspect of the maxillary lateral incisor is the most rounded distoincisal angle of any incisor in either arch

A

TRUE

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13
Q

Describe the labial surface of the labial aspect of the maxillary lateral incisor

A

CONVEX

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14
Q

Describe the root of the labial aspect of the maxillary lateral incisors

A

IT CURVES DISTALLY

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15
Q

TRUE OR FALSE:
In the lingual aspect of the maxillary lateral incisors, mesial and distal marginal ridges are pronounced, with a deeper lingual fossa.

A

TRUE

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16
Q

TRUE OR FALSE:

The linguogingival groove is very common in the maxillary lateral incisor

A

TRUE

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17
Q

Describe the lingual pit of the maxillary lateral incisor

A

IT IS NEAR THE CNTER OF THE GROOVE AND IS A POTENTIAL SPACE FOR CARIES

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18
Q

A groove usually originating in the lingual pit and extends cervically and slightly distally ono the cingulum

A

LINGUOGINGIVAL FISSURE

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19
Q

A usually prominent structure with the tendency towars deep developmental grooves within the lingual fossa where it joins the cingulum

A

CINGULUM

20
Q

Describe the lingual fossa of the lingual aspect of the maxillary lateral incisor

A

IT IS MORE CONCAVE AND CIRCUMSCRIBED

21
Q

TRUE OR FALSE:

The mesial surface, is like that of the central incisor, except the root appears shorter

A

FALSE, THE ROOT OF THE MAXILLARYLATERAL INCISOR APPEARS LONGER

22
Q

TRUE OR FALSE:

The mesial surface of the lateral incisor has lessened dimensions

A

TRUE

23
Q

Where is the contact area of the mesial aspect of the maxillary lateral incisor?

A

INCISAL 3RD VERY NEAR JUNCTION OF INCISAL AND MIDDLE 3RD

24
Q

TRUE OR FALSE:

The contact area of the lateral incisor is similar in shape to the contact area of central incisors

A

TRUE

25
Q

A structure that exhibits less depth curvature than it does on the mesial aspect of the central incisors

A

CERVICAL LINE

26
Q

TRUE OR FALSE:
The curvature of the cervical line is marked in the direction of the incisal ridge in mesial aspect of maxillary lateral incisors

A

TRUE

27
Q

What is the shape of the maxillary lateral incisor in the mesial aspect

A

WEDGE-SHAPED

28
Q

An aspect that resembles the mesial surface

A

DISTAL ASPECT

29
Q

Describe the facial outline of the distal aspect of the maxillary lateral incisor

A

MORE CONVEX

30
Q

TRUE OR FALSE:

The incisal portion of the lingual outline is more concave

A

TRUE

31
Q

Describe the curvature of cervical line of the distal aspect of maxillary lateral incisor

A

USUALLY A MM LESS THAN ON MESIAL ASPECT

32
Q

Where is the contact area of the distal aspect of maxillary lateral incisors

A

IN THE JUNCTION OF INCISAL 3RD AND MIDDLE 3RD

33
Q

An aspect that sometimes resembles that of the central incisors or a small canine

A

INCISAL ASPECT

34
Q

Describe the cingulum of the incisal aspect of maxillary lateral incisor

A

LARGE

35
Q

Describe the incisal ridge of the incisal aspect of maxillary lateral incisor

A

LARGE

36
Q

Describe the labiolingual dimension of the incisal aspect of maxillary lateral incisor

A

GREATER THAN THE USUAL IN COMPARISON WITH THE MEDIODISTAL DIMENSIONS

37
Q

TRUE OR FALSE:

The incisal aspect exhibits more convexity labially and lingually from the incisal aspect

A

TRUE

38
Q

How many root does a maxillary lateral ncisor have?

A

1 (SINGLE)

39
Q

TRUE OR FASE:

The labiolingual srface of the root is ider than the mediodistal

A

TRUE

40
Q

TRUE OR FALSE:

The root is longer than the crown in maxillary lateral incisors

A

TRUE

41
Q

TRUE OR FALSE:

The roots of cental inisor is shorter than its crown

A

TRUE

42
Q

Describe the apex of the root of maxillary lateral incisor

A

IT IS SHARPER THAN CENTRAL INCISOR

43
Q

What direction does the apical 3rd of the root of maxillary lateral incisor heads to?

A

TOWARDS THE DISTAL SURFACE

44
Q

Describe the cervical root and midroot x-sec of maxillarylateral incisor

A

OVOID, WIDER LABIOLINGUALLY THAN MEDIODISTALLY

45
Q

Describe the labial dimensions of the root of maxillary lateral incisors

A

WIDER MEDIODISTALLY

ORAL ANATOMY: MIDTERMS (2 decks)

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