To increse retention of GIC u should use:
i. 37% polyacrylic acid for 15 seconds.
ii. 35% polyacrylic acid for 10 seconds.
iii. 10% polyacrylic acid for 10 seconds.
iv. 10% polyacrylic acid for 15 seconds.
Which of the following considered a reversible carious lesion?
A) lesion surface is cavitated
B) lesion has advanced to the dentin radio graphically
C)a white spot is detected upon drying
D)the lesion surface is rough or chalky
Treatment of choice for inflammatory external root resorption on a non vital tooth:
B.surgical curettage of affected tissue
C.pulpectomy with Obturation with GP
D.removal of necrotic tissue and placement of calcium hydroxide
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