Match the following choices with the correct statement as each is related to automatic exposure control technology.
a. phototiming
b. minimum response time
c. backup mAs
d. underexposed image
e. overexposed image
f. density controls
g. all three detectors
h. center detector only
1. AP hip
2. typically 0.001 sec
3. Older technologists may still refer to it.
4. -1, -2, 0, +1, +2
5. AP abdomen radiograph
6. +2 used when N would have been optimum
1. h. center detector only
2. b. minimum response time
3. a. phototiming
4. f. density controls
5. g. all three detectors
6. e. overexposed image
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Which of the following statements regarding injury prevention around hoistway doors is LEAST accurate?
A. They are equipped with locks. B. They are equipped with electrical interlocks. C. All doors must be closed or the elevator will not run. D. A moving car will stay in motion if a hoistway door is open.
You are treating a construction worker who has been assembling large, iron girders with a torch. It is very warm where you are treating the patient. Suddenly, he experiences a severe cramp to his shoulder region. This has probably occurred because the patient:
A) may have dislocated his shoulder during the activity. B) lost both water and sodium in his sweat. C) is probably not strong enough to maneuver the iron girders. D) was not sweating enough to keep him cool.