Question 254 (part 2) · LDEK · Cast partial dentures
If in the stage of trying metal cast in oral cavity, patient reports teeth pain and feeling of increased tension, such situation is caused by:
- A. pearls of metal located on dental surfaces of metal, which were not removed during the preparation.
- B. damage of teeth on working or secondary model.
- C. alginate impression deformation.
- D. decrease of cast size due to only partial compensation of alloy shrinkage.
- E. all of the above-mentioned.
Hint
Pain and pressure on abutments at framework try-in signal misfit — consider every clinical and laboratory step that could cause it.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Prosthodontics
- What can be attached to the clamp holder of vertical arm of parallelometer:
- It is an inferioangular surface, in relation to which guidance involving half of tooth’s surface occurs. This description concerns:
- First and foremost stage of paralellometric analysis is:
- Clasp, which comprises of two arms, involves the tooth crown from the lingual and vestibular side is called:
- One of the features of exemplary introductory path is for the retentive arms to have the so-called directional fixating function. It means that:
- Indicate true statement regarding the distal rigid rest of cast removable dentures: