Q1) Suppuration is mainly the result of the combined action of four factors; which of the following is not one of these factors?
A. Necrosis
B. Presence of lymphocytes
C. Collection of neutrophils
D. Accumulation of tissue fluid
E. Autolysis by proteolytic enzymes
Q2) Which of the following is true regarding gingivosis (Desquamative gingivitis)
A. It is seen only at or after menopause
B. It is frequently caused by lichen planus
C. It is a variant of pregnancy gingivitis
D. It is related to nutritional disturbance
Q3) All the factors that increase the resistance of teeth to dental caries the most effective is
A. The general nutrition of a child during the period of tooth formation
B. The intake of fluoride during the period of enamel mineralization and maturation
C. Periodic topical fluoride application by dental health care following tooth eruption
D. Sufficient intake of calcium and vitamin D during the period of enamel mineralization and maturation
Q4) What is the sequence from superficial to the deepest in dentine caries?
A. Zone of bacterial penetration, demineralization, sclerosis, reparative dentine
B. Zone of bacterial penetration, reparative dentine, demineralization, sclerosis
C. Zone of bacterial penetration , sclerosis, reparative dentine, demineralization