Which of these materials appears most radiolucent on a radiograph?
amalgam
acrylic resin
dental porcelain
silicate
acrylic resin
Rationale: Acrylic resin appears dark or radiolucent.
You might also like to view...
Which of the following is not NOT an expectation of a physician who hires a medical assistant?
a. That the medical assistant will be competent in performing procedures b. That the medical assistant will understand anatomy and physiology c. That the medical assistant will arrive at work on time d. That the medical assistant will help diagnose patients
After grinding tablets with a mortar and pestle to be compounded into a liquid preparation, what size sieve should the powder be passed through?
A) 50 B) 20 C) 100 D) 1000
At its worst, kyphosis can become a source of:
A) extremity paralysis. B) complete immobility. C) pathologic fractures. D) restrictive lung disease.
Which of the following accurately describes the role of the coroner or medical examiner in the event of a violent death?
A. A coroner, who is always a physician, holds an inquest to determine cause of death. B. A medical examiner, who is frequently a pathologist, may order and perform an autopsy. C. A coroner investigates the crime scene and presents medical proof at a trial. D. A coroner or medical examiner conducts a trial to determine the cause of death. E. A police chief orders an autopsy and the coroner performs the autopsy.