dentinal hypersensitivity

Question 1

dentinal hypersensitivity

Answer 1

Defined as a transient pain arising from exposed dentin.

Question 2

Characteristics of Dentinal Hypersensitivity

Answer 2

Sharp, short, or transient pain of rapid onset
• Chronic condition with acute episodes
• Discomfort that cannot be ascribed to any dental defect
• Cessation of pain upon removal of stimulus
• Pain in response to a non-noxious stimulus

Question 3

dentinal hypersensitivity pain impulse transmission

Answer 3

• Fluid filled dentin tubules transmit fluid disturbances to the pulp which stimulates the nerve endings at the dentinopulpal interface.

Question 4

4 causes of hypersensitivity

Answer 4

• Gingival recession
• Exposure of cementum
• Exposure of dentin
• Loss of enamel

Question 5

4 types of natural desensitization

Answer 5

• Sclerosis of dentin-calcification of dentinal tubules
• Secondary dentin
• Smear layer
• Calculus formation

Question 6

desensitizing agents

Answer 6

used to help seal dentinal tubules

Question 7

self care ways to help dentinal hypersensitivity

Answer 7

o Dietary modifications
o Dentin plaque control
o Toothbrush type and technique
o Burnishing

Question 8

what is sclerosis

Answer 8

a natural body reaction that hardens an area of the tooth to protect it