Who is credited with introducing the bitewing radiograph?
a. F. W. McCormack
b. H. R. Raper
c. G. M. Fitzgerald
d. C. E. Kells
b. Howard Riley Raper wrote the first dental radiology textbook, Elementary and Dental Radiology, and introduced bitewing radiographs in
Health Professions
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What is the name of the violet colored powder that was developed by the US Naval Research Laboratory (NRL) and is used on Class B and Class C fires?
a. Sodium bicarbonate b. Potassium bicarbonate c. Monoammonium phosphate d. Dry powder
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A bottle of medication contains 800 milligrams of medicine. The doctor prescribed a dose of 25% of the medicine. How many milligrams are in a dose?
A. 3,200 milligrams B. 200 milligrams C. 800 milligrams D. 0.25 milligrams
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