Valving should be used if Study guides, Class notes & Summaries

All of the following are covered by the OSH Act Except: A. All employees and their employers in the 50 states. B. Certain territories under federal government authority. C. Public employees in state and local governments. D. Territories of the outer continental shelf lands. - answer-C. Public employees in state or local governments. Which of the following personal protective equipment (PPE) must an employer pay for? A. A hard hat that the employee intentionally smashed with a hammer. B....

tight-fitting nonrebreathing mask with competent valving - ANSWER A physician orders a 70% He/30% O2 mixture to be delivered to a patient having an acute asthmatic attack. Which of the following systems would be most appropriate to deliver this mixture? obtain a nonrebreathing mask and administer the therapy - ANSWER A doctor prescribes heliox therapy for a patient admitted to the Emergency Department with an acute exacerbation of asthma. A full cylinder of 70% helium and 30% O2 is at the bed...

Within one second after initiating a forced vital capacity (FVC) maneuver, a patient with normal lungs should be able to exhale what percent of the FVC? A. 35-50% of the FVC B. 50-70% of the FVC C. 70-83% of the FVC D. 84-93% of the FVC Correct Answer: c. 70-83% of FVC Simple spirometry CANNOT be used to measure the A. vital capacity B. residual volume C. tidal volume D. inspiratory reserve volume Correct Answer: b. residual volume Which of the following approaches can be used to o...