Health: The Basics, The Mastering Health Edition (12th Edition)
12th Edition
ISBN: 9780134183268
Author: Rebecca J. Donatelle
Publisher: PEARSON
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Question
Chapter 11, Problem 2TAI
Summary Introduction
To discuss: The difference between muscle strength and muscle endurance.
Introduction:
Physical fitness refers to a state of well-being and ability to perform daily activities, which can be achieved through physical exercise, proper nutrition, and sufficient rest.
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Health: The Basics, The Mastering Health Edition (12th Edition)
Ch. 11 - Why do you think most college students arent more...Ch. 11 - Why do you think women are less likely than men to...Ch. 11 - Do you think your college or university years are...Ch. 11 - How do your physical activities put you at risk of...Ch. 11 - Prob. 5WDYTCh. 11 - To discuss: The definition of physical fitness...Ch. 11 - Prob. 2PQCh. 11 - Prob. 3PQCh. 11 - Flexibility is the range of motion around a....Ch. 11 - Prob. 5PQ
Ch. 11 - Janice has been lifting 95 pounds while doing...Ch. 11 - Prob. 7PQCh. 11 - Prob. 8PQCh. 11 - Prob. 9PQCh. 11 - Overuse injuries can be prevented by a. monitoring...Ch. 11 - Prob. 1TAICh. 11 - Prob. 2TAICh. 11 - Prob. 3TAICh. 11 - Prob. 4TAICh. 11 - Prob. 5TAICh. 11 - Prob. 6TAICh. 11 - Prob. 7TAI
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- What is a motor unit? Why does a rapid series of muscle twitches yield a stronger overall contraction than a single twitch?arrow_forwardSkeletal muscle contraction requires _________. a. calcium ions b. ATP c. arrival of a nerve impulse d. all of the abovearrow_forwardFigure 38.37 Which of the following statements about muscle contraction is true? The power stroke occurs when ATP is hydrolyzed to ADP and phosphate. The power stroke occurs when ADP and phosphate dissociate from the myosin head. The power stroke occurs when ADP and phosphate dissociate from the actin active site. The power stroke occurs when Ca2+ binds the calcium head.arrow_forward
- Why do you think a person is able to perform anaerobic exercise (such as lifting and holding a heavy weight) only briefly but can sustain aerobic exercise (such as walking or swimming) for long periods? (Hint: Muscles have limited energy stores.)arrow_forwardWhich arrangement best describes a bipennate muscle? The muscle fibers feed in on an angle to a long tendon from both sides. The muscle fibers feed in on an angle to a long tendon horn all directions. The muscle fibers feed in on an angle to a long tendon horn one side. The muscle fibers on one side of a tendon feed into it at a certain angle and muscle fibers on the other side of the tendon feed into it at the opposite angle.arrow_forwardWhich is moved the least during muscle contraction? the origin the insertion the ligaments the jointsarrow_forward
- The muscles of a professional sprinter are most likely to have ________. 80 percent fast-twitch muscle fibers and 20 percent slow-twitch muscle fibers 20 percent fast-twitch muscle fibers and 80 percent slow-twitch muscle fibers 50 percent fast-twitch muscle fibers and 50 percent slow-twitch muscle fibers 40 percent fast-twitch muscle fibers and 60 percent slow-twitch muscle fibersarrow_forwardWhat do you need to do to meet the Physical Activity Guidelines for Americans? What are the benefits if you do? What are the consequences if you dont?arrow_forwardThe _____ is the basic unit of muscle contraction. a. myofibril b. sarcomere c. muscle fiber d. myosin filamentarrow_forward
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