Flashcards: exercise phys chap 5

<p>direct calorimetry </p>

direct calorimetry

<p>indirect calorimetry </p>

indirect calorimetry

<p>respiratory quotient </p>

respiratory quotient

<p>respiratory exchange ratio</p>

respiratory exchange ratio

co2 released, oxygen consumed

0.78 to 0.80

<p>rate at which the body expends energy at rest and during exercise </p>

rate at which the body expends energy at rest and during exercise

<p>basal metabolic rate</p><p>resting metabolic rate</p>

basal metabolic rate

resting metabolic rate

<p>total daily energy expenditure </p>

total daily energy expenditure

<p>60-75% RMR and BMR</p>

60-75% RMR and BMR

15-30% thermic effect of physical activity

10% thermic effect of feeding

<p>the higher the BMR</p>

the higher the BMR

<p>the higher the BMR</p>

the higher the BMR

<p>BMR gradually decreases </p>

BMR gradually decreases

<p>BMR increases </p>

BMR increases

<p>the higher the BMR</p>

the higher the BMR

<p>thyroxine</p><p>epinephrine </p><p>the higher the BMR</p>

thyroxine

epinephrine

the higher the BMR

<p>the maximal capacity for oxygen consumption by the body during maximal exertion </p>

the maximal capacity for oxygen consumption by the body during maximal exertion

<p>the rate at which lactate production exceeds lactate clearance </p>

the rate at which lactate production exceeds lactate clearance

<p>high maximal oxygen uptake (VO2max)</p>

high maximal oxygen uptake (VO2max)

<p>high lactate threshold</p>

high lactate threshold

<p>high economy of effort </p>

high economy of effort

<p>high percentage of slow-twitch muscle fibers</p>

high percentage of slow-twitch muscle fibers

<p>excess post oxygen consumption </p>

excess post oxygen consumption

<p>the total oxygen consumed following exercise in excess of a baseline level </p>

the total oxygen consumed following exercise in excess of a baseline level

lag time

anaerobic contribution to exercise

increase in VO2 uptake

lasts 1-3 minutes

<p>oxygen deficit </p>

oxygen deficit

<p>excess post oxygen consumption </p>

excess post oxygen consumption

<p>Fast component</p>

Fast component

<p>Slow component </p>

Slow component

<p>restoration of ATP and CP stores</p><p>oxidation of lactate</p><p>post exercise hormonal response</p><p>increased heart and respiration rates </p>

restoration of ATP and CP stores

oxidation of lactate

post exercise hormonal response

increased heart and respiration rates

<p>phosphocreatine depletion </p><p>glycogen depletion </p><p>neuromuscular fatigue </p>

phosphocreatine depletion

glycogen depletion

neuromuscular fatigue