Labial &Lingual Veiw: Max. Lateral Incisor

Question 1

When do the maxillary lateral incisors erupt?

Answer 1

8-9 yrs

Question 2

When is the root completed?

Answer 2

11yrs

Question 3

T or F; the maxillary lateral incisor is known as the “gender” tooth.

Answer 3

True

Question 4

In comparison to the maxillary central incisors how would you describe the size of the maxillary lateral incisors?

Answer 4

Smaller but the roots MAY be longer

Question 5

How would you descirbe the mesial outline of the lateral maxillary incisor in the labial/facial view?

Answer 5

More rounded then the max. central but still has more of 90 degree angle.

Question 6

How would you describe the distal outline of the lateral maxillary incisor in the labial/facial view?

Answer 6

More rounded

Question 7

Where is the mesial contact located in the labial/facial view?

Answer 7

At the junction of the incisal and middle 1/3.

Question 8

Where is the distal contact located in the labial/facial view?

Answer 8

Center of the middle 1/3

Question 9

What is a characteristic of the root structure of the maxillary lateral incisors in the labial/facial view?

Answer 9

Tends to incline distally.

Question 10

How would you describe the mesial marginal and distal marginal ridges in comparison to the maxillary central incisors in the lingual view?

Answer 10

More prominent.

Question 11

How would you describe the cingulum of the maxillary lateral incisor from the lingual view?

Answer 11

More scooped out appearance due to prominent MMR and DMR.

Question 12

What lingual quality can the lateral maxillary incisor have that the central does not?

Answer 12

Pit or Lingual Groove

Question 13

How would you describe the CEJ of the maxillary lateral incisor?

Answer 13

Less curvature than the central incisors.

Question 14

What depression originates from the pit and runs distally to the root from the lingual veiw of the maxillary lateral incisors?

Answer 14

Lingual Groove