Large blood vessels in the chest that can result in massive hemorrhaging include all of the following EXCEPT:
A. the pulmonary arteries
B. the femoral arteries
C. the aorta
D. the four main pulmonary veins
Answer: B. the femoral arteries
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Which of the following are the main principles involving radiation exposure?
a. Distance, time, and shielding b. Exposure rate and dose c. Amount, duration, and source d. Protection, location, and strength
Which of the following statements is correct?
a. Occlusal radiographs have some amount of dimensional distortion. b. The occlusal technique is similar to the paralleling technique. c. Occlusal films should be inserted completely into the oral cavity. d. An image receptor holder will allow for correct positioning of occlusal radiographs.
A series of radiographs on the same tooth is needed to evaluate various stages of endodontic treatment
Indicate whether the statement is true or false
What is the length of time for retaining radiograph films?
A) 5-7 years B) 1-3 years C) 2-3 years D) 6 months-1 year