1. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Division 1 Introduction to Advanced Prehospital Care

2. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Chapter 7 Intravenous Access and Medication Administration Part 3 Medical Mathematics

3. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Topics Metric System Conversions Systems of Measure Medical Calculations

4. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Metric System Three fundamental units – Grams—Mass – Meters—Distance – Liters—Volume

5. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Conversion Between Prefixes

6. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ

7. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Medical Calculations

8. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Desired Dose Specific quantity of medication needed Most doses expressed as weight: – Grams – Milligrams – Micrograms May be standard or based on body weight

9. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Dosage and Volume on Hand The amount of drug available in a solution. Concentration is the weight per volume.

10. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Calculating Medication Doses Volume to be administered = Volume on hand (desired dose) Dosage on hand

11. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Calculating Infusion Rates Medicated Infusions Drops/minute = Volume on hand x drip factor x desired dose Dosage on hand

12. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Calculating Infusion Rates Fluid Volume Over Time Drops/minute = Volume to be administered (drip factor) Time in minutes

13. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Exact flow rates are critical in pediatric patients since they cannot tolerate over- or under doses.

14. Bledsoe et al., Essentials of Paramedic Care: Division 1 © 2006 by Pearson Education, Inc. Upper Saddle River, NJ Summary Metric System Conversions Systems of Measure Medical Calculations