Class II Occlusion _____

question 24

Multiple Choice

Class II occlusion _____.

• A)is normal occlusion
• B)is mesioclusion
• C)occurs when the mesiobuccal cusp of the maxillary first molar occludes in the interdental space between the mandibular second premolar and the mesial cusp of the mandibular first molar
• D)occurs when the mesiobuccal cusp of the maxillary first molar occludes in the interdental space between the distal cusp of the mandibular first permanent molar and the mesial cusp of the mandibular second permanent molar

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Definitions:

Transform Boundary

A type of tectonic plate boundary where two plates slide past each other horizontally.

Seafloor Spreading

The process by which new oceanic crust is formed at mid-ocean ridges and slowly moves away from the ridge, contributing to continental drift.

Continental Drift

The theory that Earth's continents have moved over geologic time relative to each other, thus appearing to drift across the ocean bed.

Mid-Atlantic Ridge

A continuous underwater mountain range in the Atlantic Ocean, formed by tectonic plate divergence.