Oral Pathology and Medicine

A. Miller
B. G.V black
C. Gottlieb
D. Schwartz

A. low buffering capacity of acids
B. Medium buffering capacity for acids
C. High buffering capacity for acids
D. Independent of buffering capacity for acids

A. Enamel sdles
B. Dentinoenamel junction
C. Enamel lamellae
D. Striae of Retzius

A. Lactobacillus is main acusative organism in plaque
B. Smooth surface caries occur due to streptococcus mutans
C. Pit and Fissure caries can be prevented by using pit and tissue sealants
D. Fluorides help in reducing caries incidence

A. Formation of large amount of acid
B. Availability of carbohydrate food
C. Viscosity of saliva
D. Localization of acid over tooth surface

A. 1890
B. 1920
C. 1924
D. 1980

A. Zone of bacterial invasion
B. Zone which can not be remineralized
C. Zone in which collagen is irreversibly denatured
D. Zone that need not be removed before restoration

A. Raw starch
B. Cooked starch
C. Sucrose
D. Fructose

A. Enamel cuticle
B. Interprismatic substance
C. Organic matrix
D. Enamel lamellae

A. 4.3-4.5
B. 5.2-5.5
C. 4.9-5.1
D. 3.5-4.5