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Find your weight in the right column and your height in the left column. Place a straightedge on the nomogram so the weight and height are connected. The point where the straightedge crosses the center column denotes your body's surface area in square meters.

If you are under 65 pounds or under3', use the child nomogram.

Nomogram for an adult


| lesson 1: Pulse of Life| lesson 2: Keeps on Pumpin' | lesson 3: Under Pressure | lesson 4: Sounds of the Heart | lesson 4a: Valves and Pumps | lesson 5: Lub Dub (valves) | lesson 5a: The Heart as a Pump | lesson 6: Go With the Flow | lesson 7: Lung Model | lesson 8: Ins and Outs of Respiration | lesson 9: Catch Your Breath | lesson 10: O2 CO2 Skit | lesson 11: X-Rays |

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