Chapter 11: Nutrition and Physical
Fitness; Keys to Good Health Exam
Physical Activity - Answers -Any movement produced by muscles that increases energy
expenditure; includes occupational, household, leisure-time, and transportation activities
Leisure-Time Physical Activity - Answers -Any activity not related to a person's
occupation; includes competitive sports, recreational activities, and planned exercise
training
Exercise - Answers -A subcategory of leisure-time physical activity; any activity that is
purposeful, planned, and structured
Physical Fitness - Answers -The ability to carry out daily tasks with vigor and alertness,
without undue fatigue, and with ample energy to enjoy leisure-time pursuits and meet
unforseen emergencies
Aerobic Exercise - Answers -Exercise that involves repetitive movement of large muscle
groups, increasing the body's use of oxygen and promoting cardiovascular health
Resistance Training - Answers -Exercise in which our muscles act against resistance
Stretching - Answers -Exercise in which muscles are gently lengthened using slow,
controlled movements
Overload Principle - Answers -Placing an extra physical demand on your body in order
to improve your fitness level
Hypertrophy - Answers -The increase in strength and size that results from repeated
work to a specific muscle or muscle group
Atrophy - Answers -A decrease in the size and strength of muscles that occurs when
they are not worked adequately
FITT Principle - Answers -The principle used to achieve an appropriate overload for
physical training; it stands for frequency, intensity, time, and type of activity
Frequency - Answers -Refers to the number of activity sessions per week you perform
Intensity - Answers -The amount of effort expended during an activity, or how difficult
that activity is to perform
Fitness; Keys to Good Health Exam
Physical Activity - Answers -Any movement produced by muscles that increases energy
expenditure; includes occupational, household, leisure-time, and transportation activities
Leisure-Time Physical Activity - Answers -Any activity not related to a person's
occupation; includes competitive sports, recreational activities, and planned exercise
training
Exercise - Answers -A subcategory of leisure-time physical activity; any activity that is
purposeful, planned, and structured
Physical Fitness - Answers -The ability to carry out daily tasks with vigor and alertness,
without undue fatigue, and with ample energy to enjoy leisure-time pursuits and meet
unforseen emergencies
Aerobic Exercise - Answers -Exercise that involves repetitive movement of large muscle
groups, increasing the body's use of oxygen and promoting cardiovascular health
Resistance Training - Answers -Exercise in which our muscles act against resistance
Stretching - Answers -Exercise in which muscles are gently lengthened using slow,
controlled movements
Overload Principle - Answers -Placing an extra physical demand on your body in order
to improve your fitness level
Hypertrophy - Answers -The increase in strength and size that results from repeated
work to a specific muscle or muscle group
Atrophy - Answers -A decrease in the size and strength of muscles that occurs when
they are not worked adequately
FITT Principle - Answers -The principle used to achieve an appropriate overload for
physical training; it stands for frequency, intensity, time, and type of activity
Frequency - Answers -Refers to the number of activity sessions per week you perform
Intensity - Answers -The amount of effort expended during an activity, or how difficult
that activity is to perform
