The shoulder of the D log E curve is controlled by
a. phenidone.
b. hydroquinone.
c. sodium carbonate.
d. potassium bromide.
b. hydroquinone.
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_____________other nations have some model of dental hygiene or oral health care provider other than a dentist
Fill in the blank(s) with correct word
Each of the following applies to all oral health care team members EXCEPT one. Which one is the EXCEPTION?
a. They should be provided with training opportunities to assure competency. b. They are responsible for participating in state inspections. c. They can be given authority to carry out specific aspects of the quality control program. d. They must be informed of how and why quality control tests are to be performed.
A lead collimator performs which of the following functions?
It filters out secondary radiation. It directs the primary beam toward the patient. It restricts the spread of the x-ray beam to no more than 2.75 inches. It filters out low-level waves.
Jewelry can cause injury to patients and transmit germs or pathogens
Indicate whether the statement is true or false