Card Set Information
Dentures lab 1a
when are record bases fabricated on the master cast? When are they used?
Following the 2nd clinical appt (Master impression appt)
used during the 3rd clincial appointment
What is used to mount the master casts to the articulator?
maxillomandibular relation record
At which appointment do we transfer the maxillomandibular relation to the articulator?
the 3rd clinical appointment
How thick should the land areas be? Why?
to prevent fracture and loss of vestibular contours during fabrication
How thick should the mandibular and maxillary casts be? why?
To prevent fracture and facilitate mounting
What should the base of the maxillary cast be parallel with?
The upper member of the articulator
Why do we have a butt joint between the cast and the plaster?
To prevent fracture during separation