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12 Cards in this Set
- Front
- Back
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Spirometry measures what?
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Tidal volume and Vital Capacity are measured by what test?
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Lung Volume Studies can measure what?
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Total Lung Capacity, Functional Residual Capacity, and Residual Volume are measured by what test?
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Define FEV1
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The volume of air forcefully exhaled in one second
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Define FVC
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The volume of air that can be maximally forcefully exhaled
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Define FEF25-75
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The average forced expiratory flow during the mid portion of the FVC
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An acceptable spirogram (criteria for reproducability)
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Largest 2 FVC's and Largest 2 FEV1's have to each be within .2L of each other
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How does one measure diffusion capacity?
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Rate of disappearance of CO from alveolar gas during a 10 second breath hold
Compare inspired and expired gas with infrared analysis |
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(Low) DLCO can indicate which diseases?
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Any restrictive lung diseases
(increase thickness, decrease surface area) Emphysema ILD (early finding) Pulmonary Vascular Disease Asthma Pulmonary Hemmorrhage will cause a decrease in ____. |
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FEV1 reduced
FCV reduced/normal FEF 25-75 reduced TLC normal/increased DLCO normal/increased |
Diffusion Defect with obstruction
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Low TLC
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Diffusion Defect with restriction
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Impaired gag/ETOH patients are susceptible to infection by what organisms?
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Moraxella catarrhalis
Klebsiella Bacteroides Peptostreptococcus Fusobacterium Make you think of what patient population? |
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Think immunosuppressed if you see infection by what organisms?
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Gram negatives
Pseudomonas E. coli Enterobacter Make you think of what patient population? |
