Which of the following is the main cause of lung cancer?
a. Asbestos
b. Human papillomavirus
c. Cigarette (tobacco) smoke
d. Radiation
ANS: C
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To avoid the higher costs of healthcare, employers:
A) hired younger employees. B) refused to extend health insurance to employees. C) increased employee premium contributions. D) decreased the number of health plans available to employees.
The RT assesses the flow-time scalar from an apneic patient mechanically ventilated in the VC-CMV mode. The most appropriate action for this patient is to do which of the following?
a. Decrease the set flow rate. b. Reduce the set ventilator rate. c. Increase the inspiratory time. d. Decrease the set tidal volume.
Which of the following is NOT included in inoculating techniques?
a. Loop b. Lawn streak c. Colony count d. Random streak
Which of the following drugs is NOT a sedative-hypnotic?
A. secobarbital (Seconal) B. diazepam (Valium) C. cocaine D. flunitrazepam (Rohypnol)