Acquired Dental Injuries (pg. 675)

Question 1

Loss of tooth structure due to physiologic tooth-to-tooth contact creating wear facts

Answer 1

Attrition (bruxism)

Question 2

Loss of tooth structure due to abnormal mechanical means

Answer 2

Abrasion (overusing hygiene aids, fingernail biting)

Question 3

Loss of tooth structure due to abnormal chemical means

Answer 3

Erosion (Acidic shit, Bulimia, GERD)

Question 4

Loss of tooth structure due to abnormal mechanical stress

Answer 4

Abfraction (Occlusal trauma, Parafunction–bruxism)

Question 5

Wear facts usually develop at:

Answer 5

• L-I edge of Max. Centrals

- F-I edge of Mand. Canines