A 56-year old man has labored, shallow breathing at a rate of 28 breaths/min. He is conscious, but extremely restless. Airway management should consist of
a. a nasal cannula
b. a simple face mask
c. a nonrebreathing mask
d. positive pressure ventilation
Answer: d. positive pressure ventilation
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Match the barrier with its definition
Anatomic barrier - _____ Physiologic barrier- ______ Pathologic barrier- ______ Comfort barrier- ______ a) A neurological change due to pathology. The joint's range of motion will be reduced to restrict movement and protect the joint. b) This is the first point of resistance, just short of the perception of any discomfort. c) This is a limit in the range of motion that is determined by the shape and fit of the bones at the joint. d) This is a limit in the ROM that is determined by normal, protective nerve and sensory function.
After several cycles of lab testing on test animals, a medication can enter clinical trials for evaluation in humans. In phase one clinical trial testing:
A) the trial is expanded to include a large sample size, usually in the thousands of individuals, and establish the overall safety and effectiveness of the drug. B) the medication is compared to other medications on the market. C) consists of the drug being tested on a small number (usually 300 or less) of people with the illness or condition the drug is designed to treat. D) researchers attempt to determine the safe dose and how the medication is both absorbed and eliminated from the body.
A closed reagent chemistry analyzer:
A. Allows the operator to use reagents from other manufacturers. B. Will not allow the operator to use reagent from other manufacturers. C. Allows the operator to dispense reagents with their bottle caps in place. D. Allows the operator to purchase only a given amount of reagents for a year.
Professional associations establish a code of ethics to help members understand how to differentiate between "right" and "wrong" and apply that understanding to __________
a. credentialing b. decision making c. documentation d. focused review