Health Chapter 4: Physical Activity for Life

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27 terms

cardiorespiratory endurance

ability of heart, lungs, and blood vessels to utilize and send fuel and oxygen to body's tissues during long periods of moderate to vigorous activity

muscular strength

amount of force a muscle can exert

muscle endurance

ability of muscles to perform physical tasks over period of time without becoming fatigued

flexibility

ability to move body part through full range of motion

body composition

ratio of body fat to lean body tissue (including muscle, bone, water, and connective tissue-ligaments, cartilage, tendons)

exercise

purposeful physical activity that is planned, structured, and repetitive that improves or maintains personal fitness

aerobic exercise

activity that uses large muscle groups, rhythmic with oxygen (at least 10 minutes 3 times day or for 20 to 30 minutes at 1 time)

skinfold caliper

gauge that measures thickness of fat beneath fold of skin

anaerobic exercise

intense short bursts of activity which muscles produce energy without oxygen

overload

working body harder than it is normally worked

progression

gradual increase in overload necessary to achieve higher of fitness

specificity

particular exercises and activities improve particular areas of health-related fitness

warm-up

activity that prepares the muscles for work

workout

part of exercise program when activity is performed at its highest peak

F.I.T.T.

frequency, intensity, time/duration, type of activity

resting heart rate

number of times your heart beats in 1 minute when not active (average 72-84 beats)

training program

program of formalized physical preparation for involvement in sport or another physical activity

hydration

taking in fluids so that body functions properly

anabolic steroids

synthetic substances that are similar to male hormone testosterone

health screening

search or check for diseases or disorders that individual would otherwise not have knowledge of or seek help for

steps for training and peak performance

nutrition and hydration, adequate rest, avoiding harmful substances, personal safety, proper equipment

Factors affecting decisions

cost, where one lives, level of health, time and place, personal safety, planning

physical activity program

warm-up, workout, cool-down

harmful substances

anabolic steroids, tobacco, alcohol, drugs (sometimes nutritional supplements)

cool-down

activity that prepares muscles to return to resting state

type in workout

75-80% aerobic, 20-25% anaerobic

sleep

helps body rest and re energize (8-10 hours)

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