Is Stretching Exercise?

Muscle fibers move back and forth during _____. rest a static stretch exercise

exercise

If stretching is done during the cool-down, it can help the muscle _____. increase flexibility decrease flexibility prepare for activity

increase flexibility

Why is stretching considered exercise? increases blood flow to the muscles helps heal the muscles conditions the heart causes you to breathe harder lengthens the myofibrils

increases blood flow to the muscles helps heal the muscles lengthens the myofibrils

1.exercise 2.lactic acid 3.muscle fibers 4.muscle myofibrils 5.range of motion

1. activities that improve the health of the heart, lungs, muscles, and joints of a person 2. a by-product produced in the muscles during exercise 3. the cells that make up a muscle 4. small sections in a muscle cell that move when a muscle is being used 5. how far in any direction a part of the body is able to move

1.cells in the muscles 2.removed by the blood 3.improves the health of the muscles 4.how far a body part can move in any direction 5.can be damaged during exercise 6.injury and shortening of the myofibrils

1. muscle fibers 2. lactic acid 3. stretching 4. range of motion 5. myofibrils 6. scarring

Flexibility activities should be recorded in your activity log. True False

True