Author Question: __________ bleaching is placed in the crown opening of the tooth of a nonvital tooth. a. Power b. ... (Read 88 times)

lindiwe · **on:** Jun 25, 2018

__________ bleaching is placed in the crown opening of the tooth of a nonvital tooth.
a. Power
b. Gel
c. Assisted
d. All of the above

Question 2

Bleaching materials that require the use of bleaching heat and/or light sources are used for approximately ____ minutes.
a. 10
b. 4
c. 30
d. 6

juiceman1987 · **Reply #1 on:** Jun 25, 2018

Answer to Question 1

b
RATIONALE: Gel bleaching is placed in the crown opening of the tooth of a nonvital tooth.

Answer to Question 2

c
RATIONALE: Bleaching materials that require the use of bleaching heat and/or light sources are used for approximately 30 minutes.