Which of the following is true of the smear layer?

Question

Quizplus · Accepted Answer

The smear layer interferes with the formation of a bond to dentin and needs to be removed.It forms on the surface of the cut dentin and enamel.It is composed mostly of cut tooth structure and may also contain plaque,bacteria,pellicle,saliva,and even blood.The smear layer sticks tenaciously to the surface,plugs the openings of dentinal tubules,and cannot be washed off with the use of an air-water spray.

Which of the Following Is True of the Smear Layer