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Thursday, January 24, 2008

Operative Dentistry MCQ 07

Posted by Vishaal at 1/24/2008 09:32:00 AM Thursday, January 24, 2008
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How do dentinal tubules change as you approach the pulp?


1. Tomes fibers are absent as you approach the pulp.
2. There are 45,000-60,000/mm2 near the pulp.
3. The lumen diameter decreases to .5 to .9 um near the pulp.
4. The tubules are straighter in the incisal ridges, cusps and root areas.


  1. a. 1 and 2 are true
  2. b. 1,2,3 are true
  3. c. 2, 4 are true
  4. All the above are true
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