24.使用nasal cannula時,呼吸型態的變化會影響吸入氧濃度(FiO2),下列那些狀況會造成FiO2 增 加?①mouth-open breathing ②high inspiratory flow ③fast rate of breathing ④small minute ventilation ⑤long inspiratory time ⑥high I:E ratio
(A)僅②③⑥
(B)僅④⑤⑥
(C)僅①②④⑤
(D)僅②④⑤⑥
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統計: A(13), B(124), C(6), D(60), E(0) #1047043
統計: A(13), B(124), C(6), D(60), E(0) #1047043
詳解 (共 2 筆)
#1608827
FIO2下降
①mouth-open breathing張口呼吸
②high inspiratory flow吸氣流量增加
③fast rate of breathing呼吸次數增加
VT上升
吸氣時間下降
FIO2上升
④small minute ventilation 下降VE
⑤long inspiratory time 吸氣時間增加
⑥high I:E ratio
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