What is the MOST common disadvantage of stannous fluorides?
A) Taste
B) Staining
C) Cost
D) Application process
B
Explanation: B) Stannous fluoride may be contraindicated for esthetic reasons. The reaction of tin ions with particularly carious enamel results in the formation of tin phosphates, some of which are brown in color. This agent produces a temporary brownish pigmentation of carious tooth structure.
Health Professions
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Which of the following blood vessels have the highest pO2?
a. Pulmonary arteries b. Pulmonary veins c. Capillary beds d. Veins
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Name and compare two molecular methods used to detect mutations associated with sickle cell disease
What will be an ideal response?
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