If used, in which direction should pinholes be placed? a. parallel to the long axis of the tooth b.parallel to the nearest external surface c. at a 15 degree angle to the long axis of the tooth d. perpendicular to the gingival floor e. directly below and parallel to restored cusp tip

If used, in which direction should pinholes be placed?
a. parallel to the long axis of the tooth  
b.parallel to the nearest external surface  
c. at a 15 degree angle to the long axis of the tooth  
d. perpendicular to the gingival floor  
e. directly below and parallel to restored cusp tip
by

1 Answer

Answer :

b.parallel to the nearest external surface
by

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