Chapter 12

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Across
  1. 2. Exercising at a level that's beyond your regular daily activities.
  2. 4. Gentle cardiovascular activity that prepares the muscles for work.
  3. 7. strength The amount of force your muscles can exert.
  4. 8. Injuries to the ligaments around a joint.
  5. 9. The ability to move your body parts through their full range of motion.
  6. 11. activity Any form of movement that causes your body to use energy.
  7. 13. Dangerously low body temperature.
  8. 14. A dangerous condition in which the body loses its ability to cool itself through perspiration.
  9. 19. Gradually increasing the demands on your body.
  10. 20. Damage to the skin and tissues caused by extreme cold.
  11. 21. The number of times your heart beats per minute when you are not active.
  12. 23. Purposeful physical activity that is planned, structured, and repetitive, and that improves or maintains physical fitness.
  13. 24. Choosing the right types of activities to improve a given element of fitness.
  14. 25. Involving little physical activity.
  15. 27. exercise Intense short bursts of activity in which the muscles work so hard that they produce energy without using oxygen. → (note the three i’s)
  16. 28. A form of physical stress on the body caused by overheating.
Down
  1. 1. the completion of a cycle
  2. 3. the condition of being unprotected.
  3. 5. Sudden and sometimes painful contractions of the muscles.
  4. 6. endurance The ability of your muscles to perform physical tasks over a period without tiring.
  5. 10. Low-level activity that prepares your body to return to a resting state.
  6. 12. endurance The ability of your heart, lungs, and blood vessels to send fuel and oxygen to your tissues during long periods of moderate to vigorous activity.
  7. 15. exercise All rhythmic activities that use large muscle groups for an extended period of time.
  8. 16. Overworking the body.
  9. 17. to give time or effort to an activity
  10. 18. fitness The ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands.
  11. 22. Overstretching and tearing a muscle.
  12. 26. The part of an exercise session when you are exercising at your highest peak.