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18 Cards in this Set
- Front
- Back
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What colours are the wall regulators?
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Black = air
Blue/Green = O2 |
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What is an H cylinder used for?
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Large for patients in room with no pumped in O2
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What is an E cylinder used for?
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For transporting patients
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What is normal PO2?
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80-100 mmHg
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How do you measure PO2
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Through blood work (ABG)
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How much flow through nasal prongs?
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0-6 L/min
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How much O2 in room air?
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21%
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How much of an increase in O2 % for each L/min increase?
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3-4%
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What kinds of devices (3) deliver low flow?
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Nasal prongs
simple mask non-rebreather mask |
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How much O2 through a simple mask?
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6-10 L/min
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Why should a simple mask not be used with less than 6L/min?
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Because will lead to rebreathing expired air.
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How much flow can be delivered with a non-rebreather mask?
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10-15 L/min
up to 80% O2 |
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When do you use a high flow system?
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When you want to deliver a specific amount of O2
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How much flow can you get with one device in a high flow system?
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28-50%
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Why do you need more than one high flow system to get over 50% O2 delivery?
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Because will decrease total flow - patient would not be getting enough air to breath
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Can patients on O2 therapy eat?
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only for low flow
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How much flow can you give with an Oxy mask?
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1-15 L/min
- large holes |
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HOw much O2 can an O2 concentrator provide?
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6-8 L/min
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