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Drops per minute (DPM)-Worksheet Answers
Answer 1 Total volume = 280 ml Total time to administer= 4 hours Drop factor = 60 So, Drops per minute (DPM) = 280 4
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= 70 drops per minute Answer 2 Total volume = 750 ml Total time to administer= 6 hours Drop factor = 20 So, Drops per minute (DPM) = 750 6
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Answer 3 Total volume = 3 L = (3 × 1000) = 3000 mls Time= 6 hours Drop factor = 15 So, Drops per minute (DPM) = 3000 6
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Answer 4 Total volume = 1500 mls Time= 480 minutes = ସ଼ = 8 hours Drop factor = 15 So, Drops per minute (DPM) = 1500 8
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Answer 5 Total volume = 950 ml Infusion rate= 120 ml/hr Drop factor= 60 (micro drip set can only have drop factor 60) We can write the DPM formula like this, Drops per minutes= Infusion rate ሺmlൗ^ hr ሻ × ୈ୰୭୮ ୟୡ୲୭୰ So, from Example 3, DPM= 120 × =^120 Answer 6 Drop factor = 60 DPM= 200 Volume remaining= 2.25 L = 2250 mls So, Time remaining= 2250 200
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225 × 6
= 675 minutes Convert the minutes into hours,
(675 ÷ 60) hour = 11.25 hours
