12/15/24

Universal numbers for all cuspids in the mouth

6, 11, 22, 27

Boundary between crown and root

Cementoenamel junction

Tooth with three cusps

Mandibular second premolar

Tooth surface facing the cheek

Buccal surface

Part of the mandible connecting with the temporal bone

Condyle

Proper vertical dimension of maxilla

22mm

Proper vertical dimension of mandible

18mm

Registration marks placement on maxillary rim

Place at labial and buccal frenums, distal and mesial to midline, and at cuspid lines and midline.

Purpose of the post palatal seal

To create a suction seal at the vibrating line and prevent food from coming between the denture and the palate

Purpose of a dovetail when repairing a denture

To enhance aesthetics, achieve a chemical bond, and aid in mechanical adhesion between broken parts.

Enamel function

Protects the tooth from wear, decay, and external forces.

Dentin function

Provides structural support to enamel and can transmit sensations.

Pulp function

Contains nerves and supplies nutrients to the tooth.

Cementum function

Anchors the tooth to the alveolar bone and provides protection to the root.

Periodontal Ligament function

keeps the tooth securely in place.

Masseter location

Runs from the zygomatic arch to the ramus of the mandible.

Temporalis and its function

Elevates and retracts the mandible.

Medial Pterygoid function

Elevates the mandible and assists in lateral movements.

Lateral Pterygoid function

Depresses the mandible and assists in lateral movements.