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10 Cards in this Set
- Front
- Back
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Can nasal O2 be used for MAC and regionals?
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Yes
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What is the FiO2 for any given liter flow through a nasal cavity?
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20+4xLiter flow
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What is the FiO2 for any given liter flow through a simple mask?
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Flow-flow+1 = (Flow-1) x 10
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What is the FiO2 for any given liter flow through a non-rebreather?
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10 x flow up to 80%
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Is O2 used as a carrier gas for volitile anesthetics?
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Yes
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What are the advantages of using supplemental O2 in anesthesia?
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Decreased infection, PONV, improve oxygenation of marginally perfused tissues, reduced hypoxia-related injuries
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Can O2 use conceal pulmonary pathology?
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Yes
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What is reabsorption atelectasis?
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At high O2 concentration, esp w/ N2 washout [preoxygenated], O2 absorption -> alveolar collapse
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What are possible causes of atelectasis in anesthesia?
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Compression, airway closure, absorption atelectasis
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Describe the 2 types of hyperbaric chambers?
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1 man chamber and large chamber w/ hood
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