1aindexing.txt

Card Set Information

Author:
Grant32
ID:
189181
Filename:
1aindexing.txt
Updated:
2012-12-12 21:39:43
Tags:
Dentures
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Description:
Dentures lab 1a
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  1. 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
  2. What is used to mount the master casts to the articulator?
    The facebow record  and the maxillomandibular relation record
  3. At which appointment do we transfer the maxillomandibular relation to the articulator?
    the 3rd clinical appointment
  4. How thick should the land areas be? Why?
    • At least 3mm  in thickness
    • to prevent fracture and loss of vestibular contours during fabrication
  5. How thick should the mandibular and maxillary casts be? why?
    • maxillary- 10mm
    • mandibular- 15mm
    • To prevent fracture and facilitate mounting
  6. What should the base of the maxillary cast be parallel with?
    The upper member of the articulator
  7. Why do we have a butt joint between the cast and the plaster?
    To prevent fracture during separation

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