Artificial teeth set up by Gysi. Sagittal and transversal compensatory curves-role for stabilization of the denture.

Question 1

Curve of Spee

Answer 1

• Anteroposterior curve from tip of canines following buccal cusp of posterior teeth to anterior border of ramus
• Mandibular curve concave and maxillary is convex

Question 2

Curve of Wilson

Answer 2

• Mediolateral curve of buccal and lingual cusp tips on mandibular posterior teeth(frontal plane)
• Ensures posterior teeth don’t produce interference to lateral movements
• Elevated buccal cusps prevent food going passed occlusal table

Question 3

Curve of monsom

Answer 3

Extension of curve of spee to all cusps and incisal edges