Dental Surveyors

What is the purpose of surveying?

• To create a denture that can be easily inserted and removed by the patient.

• To create a denture that can resist dislodging forces.

• To help create a denture that can be aesthetically pleasing.

• Avoid the creation of undesirable food traps.

• Minimise plaque retention.

A surveyor is also known as a Parallelometer.

• True

• False

Identify the common tools found in a surveyor toolkit. 

• Le Cron

• Chisel

• Undercut Gauges

• Surveying/Analysing Rod

• Wax Knife Holder

Undercuts can be identified on teeth and soft tissue.

• True

• False

To prevent easy dislodging of a denture, the......

• path of displacement and path of insertion should be the same.

• the path of displacement and path of insertion should be different.

• the path of insertion and path of displacement should be equalised.

Which Undercut Gauge should be used to identify the most favourable undercut for CoCr clasps?

• 0.25mm

• 0.5mm

• 0.75mm

Which Undercut Gauge should be used to identify the most favourable undercut for cast gold clasps?

• 0.25mm

• 0.5mm

• 0.75mm

Which Undercut Gauge should be used to identify the most favourable undercut for wrought alloy clasps?

• 0.25mm

• 0.5mm

• 0.75mm

When duplicating casts after blocking out, what materials are suitable? (Tick all that apply)

• Reversible Hydrocolloids (Agar)

• Pourable Silicone

• Irreversible Hydrocolloids (Alginate) 

• Lab putty