# 血氧機指數 ###### tags: `Life` - SpO2 (function oxygen saturation,血氧濃度):血液中含氧血紅素(血紅蛋白)佔血紅蛋白的總量,數字在正常狀況下介於95-100%。 - PR(pulse rate,心率):心臟每分鐘跳動的次數(bpm, beat per min) - PI(Perfusion Index,灌流指標):有脈動的血流和靜止血流的比值。 - RR(Respiratory Rate, 呼吸頻率):每分鐘呼吸次數
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