The following are true about double-exposed screen-film images except:
a. They appear blurry and can be mistaken for patient motion.
b. They demonstrated high image density.
c. They demonstrate adequate density because the system will adjust for the in-creased exposure.
d. They can be identified by evaluating the cortical outlines of bony structures.
ANS: C
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Fill in the blank(s) with the appropriate word(s).
If the provider orders a quantitative test for urine protein, which type of specimen should be collected?
A) First-morning B) Clean-catch C) 24-hour urine D) Random
When a storm is near and a person's hair stands on end, the person should:
A. drop to the ground and assume a crouched position. B. lie flat on the ground. C. wait for lightning in the area. D. run to shelter immediately.
Which of the following statements regarding smoke-control devices is MOST accurate?
A. They are uncommon in stadiums. B. They are useless in high-rise structures. C. They are occasionally located in return air ducts. D. They are often active, rather than passive, systems.