Identify
Recognise upper and lower members and the articulating elements.
LOOK CLOSELY / UNDERSTAND CLEARLY
Identify an articulator and explain what mounted casts represent.

The frame supporting the upper mounting.
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articulator — reference view
Image: Dpinkdds · Source / original · CC0Resized and converted to WebP; original colours retained.
An articulator supports casts and simulates selected jaw relationships and movements within the limits of its design.
Recognise upper and lower members and the articulating elements.
Explain the need for accurate records and mounting.
State that a simulator cannot reproduce every biological movement.
Try answering aloud, then open the suggested answer. Examiner questions vary.
Mounted maxillary and mandibular casts.
No. Designs differ in the movements and settings represented.
No. Record and mounting errors affect the result.
Movement of a cast can invalidate the simulated relationship.