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TEST BANK for Exercise Physiology Theory and Application to Fitness and Performance 11th Edition
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,Chapter 1 Common Measurements in Exercise PhysiologyMULTIPLE CHOICE - Choose the one alternative that best completes the statement or
answers the question.
1) Work is defined as
A) the ability to transform energy from one state to another.
B) the ability to utilize oxygen.
C) the product of force times distance.
D) the product of distance times power output.
2) Power is defined as
A) the ability to perform work.
B) work divided by the amount of time required to perform the work.
C) the product of work times force (Work × force).
D) the product of force times distance (force × distance).
3) The SI unit for work is the
A) joule.
B) watt.
C) kpm.
D) kcal.
4) Direct calorimetry is a means of determining energy expenditure and involves the
measurement of
A) oxygen consumption.
B) heat production.
C) ATP hydrolysis.
D) carbon dioxide production.
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,5) The energy cost of horizontal running can be estimated accurately because
A) the VO 2 of running is always the same.
B) the VO 2 of horizontal running is always 1 MET.
C) the VO 2 increases linearly with running speed.
D) none of these answers is correct.
6) The most common technique used to measure oxygen consumption in an exercise
physiology laboratory is
A) closed-circuit spirometry.
B) open-circuit spirometry.
C) direct calorimetry.
D) computer calorimetry.
7) One MET is defined as a metabolic equivalent and is equal to
A) resting VO 2.
B) 50% of resting VO 2.
C) 200% of resting VO 2.
D) VO 2 max.
8) Net efficiency is defined as
A) work output/energy expended at rest multiplied by 100.
B) work output/energy expended above rest multiplied by 100.
C) work output/energy expended multiplied by 100.
D) energy expended/work output multiplied by 100.
9) Exercise efficiency is greater in subjects who
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, A) possess a higher percentage of fast muscle fibers.
B) possess a higher percentage of slow muscle fibers.
C) possess 50% fast fibers and 50% slow fibers.
D) None of these answers is correct.
10) To achieve the highest efficiency during exercise, the optimum speed of movement
A) increases as the power output increases.
B) decreases as the power output increases.
C) remains constant as the power output increases.
D) increases as the power output decreases.
11) The SI units used to describe power are
A) Newtons.
B) joules.
C) watts.
D) joules per second.
12) Net efficiency as work rate increases.
A) increases
B) does not change
C) decreases
D) follows a sine wave pattern
13) A kilocalorie is equal to
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