PHYSIOLOGY
PULMONARY PHYSIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The partial re-breather mask has an FiO2 that starts at ____ but can go higher.
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20%
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30%
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40%
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50%
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Explanation:
Detailed explanation-1: -High concentration reservoir mask It is a non-rebreathing reservoir mask, delivers oxygen concentration between 60–80% or above. It is effective for short term treatment in critical illness, trauma patients, post cardiac, or respiratory arrest.
Detailed explanation-2: -Simple face mask It delivers an FIO2 of 40-60% at 5-10 L·min-1. The face mask is indicated in patients with nasal irritation or epistaxis. It is also useful for patients who are strictly mouth breathers. The volume of the face mask is 100-300 mL.
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