In which stage of pressure ulcers are there necrotic layers of the skin?
A. Stage 2
B. Stage 4
C. Stage 3
D. Stage 1
Answer: B
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For most tests, the fasting period is at least ________
a. six hours b. eight hours c. 24 hours d. 48 hours
How often should blood gas calibration verification by control media take place?
a. At least one level of control media should be analyzed every 8 hr. b. At least two levels of control media should be analyzed every day. c. At least two levels of control media should be analyzed every 8 hr. d. At least two levels of control media should be analyzed every hour.
In water, ____ release hydrogen ions.
A. acids B. lipids C. bases D. nucleic acids E. genes
When answering the telephone, you should always be courteous, _______________, and pleasant, regardless of how busy you are.
Fill in the blank(s) with the appropriate word(s).