Incisors - Introduction Flashcards
1
Q
What are the 2 types of incisors?
A
- Central Incisor
- Lateral Incisor
2
Q
State the functions of Incisors
A
- Used for cutting and biting into food
- Support Lips and Facial Muscles
- Maintain vertical dimension of face
- Provide aesthetic appearance of dental arch
- Assist in jaw closure
3
Q
What features of incisors assists in cutting and biting?
A
- Incisal Ridge
- Traingular Shape
- Position in Arch
- Lingual surface shaped like shovel (helps guide food into mouth)
4
Q
What shape does the outline of an incisor’s crown look like?
A
Traspoezoidal (4 sides)
5
Q
What are the rounded enamel projections on the incisal edge of newly erupted teeth called?
A
Mamelons
6
Q
How many mamelons do newly erupted incisors have?
A
3
7
Q
What are the 2 incisal angles?
A
- Distoincisal Angle
- Mesioincisal Angle
8
Q
What is the large enamel elevation found on lingual surface of incisors called?
A
Cingulum
9
Q
State soem Clinical Consideration of treating Incisors
A
- Appearance of incisors is important due to being front of dental arch
- Restoration can be difficult due to role in biting
