Which of the following is an oral manifestation of lichen planus?
A. Dentinogenesis imperfecta
B. Fordyce spots
C. White, chalky enamel surface
D. White radiating lines on the buccal mucosa
A. Dentinogenesis imperfecta
B. Fordyce spots
C. White, chalky enamel surface
D. White radiating lines on the buccal mucosa
A. 7 days
B. 20 days
C. 60 days
D. 90 days
A. Remove oxides from powder particle surface
B. Keep the amount of gamma-1 or gamma-2 matrix crystals to maximum
C. Pulverize pelletes into particles to aid in attack by mercury
D. Achieve a workable mass of amalgam in minimum time
A. Measles
B. Mumps
C. Rubella
D. Hepatitis B
A. Contracts when calcium is taken up by sarcoplasmic reticulum
B. Contracts when actin and myosin filaments shorten
C. Contraction is initiated by calcium binding to troponin
D. Contraction is initiated by calcium binding to tropomyosin
A. Dexamethasone
B. Beclomethasone
C. Budesonide
D. Fluticasone
A. After dentin formation
B. Before dentin formation
C. Both are formed at same time
D. None of the above