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Ch.+4+-+Student

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Review of Your Readings Ch. 4: Measurement of Energy Expenditure (Part 1)

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Why measure Energy Expenditure (EE)? By measuring or estimating EE, health and fitness professionals will be able to: 1) Prescribe appropriate _____ and _____ exercise to induce training adaptations and/or to manage body weight. 2) Monitor improvement in ... 3) Determine ... 4) Calculate ...
How can EE be measured? Direct Calorimetry EE is determined from the amount of heat produced by the body. What is a calorie ?

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How else can EE be measured? Indirect Calorimetry Calculates EE from the amount of _________ and __________. Based on the principle that VO2 and EE share a ________ relationship. 1 3 5 7 0 0.5 1 1.5 2 2.5 3 T readmill Speed (mph) VO2 (L.min-1)
Indirect Calorimetry What does indirect calorimetry measure? VO2 can be used to ...

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Thus, EE can be expressed in what 4 ways? Caloric Rate (kcals/min) Absolute VO2 (LO2 /min) Relative VO2 (mlsO2/kg * min) METS (Metabolic Equivalents)
Example 1 On average, how much oxygen (in relative terms) does an individual consume at rest (i.e., to sustain life)?

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