You are performing a cross-table lateral skull projection and observe that the posterior aspect of the skull will be clipped off. To correct this effect, you increase the SID from 40 to 50 inches. If the original mAs was 8, what mAs should be used at 50 inches?
A. 5
B. 11
C. 16
D. 32
Answer: B
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Anatomy is the study of the:
A. function of the body. B. structure of the body. C. diseases that affect the body. D. aging process.
Which of the following statements about standpipe and hose systems is MOST accurate?
A. Standpipe and hose systems can take the place of sprinkler systems, or lessen the need for sprinklers. B. Standpipe systems give no advantage in one-story structures, and are rarely installed in these structures. C. In many high-rise buildings, a standpipe is the primary means for manual extinguishment and overhaul of a fire. D. Standpipe systems are designed only for use by building occupants, they do not serve the needs of firefighters.
The AEMT should recognize the root cause of heart failure is:
A) inadequate cardiac output B) poor gas exchange in the lungs. C) fluid accumulation in the lung tissue. D) backup of fluid in the lower extremities.
Any of the following may be used topically for hemostasis of the STSG donor site EXCEPT:
a. epinephrine b. mineral oil c. phenylephrine d. thrombin