verified detailed solutions ||\\//|| ||\\//||
Physical Activity - correct answer✔✔Any bodily movement produced by contracting||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
skeletal muscles, with an increase in energy expenditure. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Exercise - correct answer✔✔Planned, purposeful, repetitive ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Physical Fitness - correct answer✔✔Attributes or characteristics that individuals have
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achieved that related to their ability to perform physical activity ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
3 metabolic pathways the body uses to creates ATP - correct answer✔✔1. Creatine
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Phosphate
2. anaerobic glycolysis
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3. 0xidative system ||\\//|| ||\\//||
Claudication - correct answer✔✔pain in the leg is induced by exercise, usually because of ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
an artery obstruction. ||\\//|| ||\\//||
Creatine Phosphate system - correct answer✔✔Small amounts of CP are stored within each
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cell. Simple one-to-one trade off that allows for the rapid production of ATP. ONLY for use
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during short bouts of exercise. less that 10 seconds. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Anaerobic glycolysis - correct answer✔✔No oxygen required. NExt most immediate energy ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
source. break down carbs (glucose or glycogen) into pyruvate. Used during medium-
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duration exercise. no more than about 90 seconds. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
,Aerobic glycolysis (oxidative system) - correct answer✔✔Oxygen dependent. As exercise
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intensity decreases allowing for longer duration activities, use of the oxidative system ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
increases. (Krebs cycle and ETC). Produce ATP in the mitochondria of the cell--requires ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
oxygen. Lasts longer than 1-2 minutes. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
What is VO2? - correct answer✔✔The volume of oxygen the body consumes. VO2 max is
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the highest volume of oxygen the body can consume.
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Define Stroke Volume - correct answer✔✔the volume of blood the heart ejects with each
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beat.
How does SV increase with workload? - correct answer✔✔Similar to HR, it increases as
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workload increases but only up to ~40% to 60% of VO2max. The percentages can be ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
decreases in sedentary individuals and increased with training. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
What happens to resting HR as stroke volume increases? - correct answer✔✔it decreases, as
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more blood being pumped per beat allows the heart to beat less often.
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What is cardiac output? - correct answer✔✔a measure of blood pumped per minute. The
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product of stroke volume and heart rate. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
What does Diastolic Blood pressure do during exercise? - correct answer✔✔Remains stable
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or decreases slightly.
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What is rate pressure product? - correct answer✔✔serves as an estimate of myocardial
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oxygen demand. Product of HR and Systolic BP. HR X SBP ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
What is the Fick equation used to determine VO2 max? - correct answer✔✔VO2max =
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HRmax X SVmax X a-VO2 difference max (arteriovenous oxygen difference) ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
,What is the gold standard to measure Cardiorespiratory fitness? - correct answer✔✔VO2
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max during open circuit spirometry.
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How does a submaximal exercise test work? - correct answer✔✔It estimates VO2 max from
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the HR response to submaximal single stage or graded exercise.
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absolute oxygen consumption vs. relative oxygen consumption - correct answer✔✔absolute ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
is the raw volume of O2 consumed by the body. Relative is the volume of O2 consumed
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relative to body weight. Useful to compare fitness levels between individuals.
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What is one of the largest components of PA-related energy expenditure? - correct
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answer✔✔Occupational Physical Ativity ||\\//|| ||\\//||
5 Health related physical fitness components - correct answer✔✔Cardiorespiratory
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endurance, body composition, muscular strength, muscular endurance, and flexibility ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
6 Skill (performance) related physical fitness components - correct answer✔✔Agility,
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coordination, balance, power, reaction time, and speed ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
cardiorespiratory endurance - correct answer✔✔ability of circulatory system and ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
respiratory system to supply o2 during sustained physical activity ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Body composition - correct answer✔✔relative amounts of muscle, fat, bone, and other vital
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parts of the body ||\\//|| ||\\//|| ||\\//||
Muscular strength - correct answer✔✔Ability of muscle to exert force ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
, muscular endurance - correct answer✔✔ability of muscle to continue to perform without||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
fatigue
flexibility - correct answer✔✔ROM at a joint. as per the skeletal muscles and not any ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
external forces. ||\\//||
Agility - correct answer✔✔ability to change position of the body in space with speed and
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accuracy
coordination - correct answer✔✔ability to use the senses together with body parts to ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
perform tasks smoothly and accurately ||\\//|| ||\\//|| ||\\//|| ||\\//||
balance - correct answer✔✔maintenance of equilibrium while stationary OR moving
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reaction time - correct answer✔✔time elapsed between stimulation and the beginning of
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the reaction to said stimulus
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speed - correct answer✔✔ability to perform a movement within a short period of time
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ACSM's weekly/daily physical activity recommendations - correct answer✔✔150 minutes
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Moderate PA per week (30 min or more most days of the week), 75 minutes of vigorous ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
intensity
Can most sedentary individuals safely begin a low-to moderate intensity PA Program
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without the need for baseline testing or medical clearance? - correct answer✔✔Yes indeed
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Most common musculoskeletal injuries occur in what area of the body? - correct
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answer✔✔lower body- particularly the knee or foot ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||