Training for Aerobic Endurance

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Across
  1. 1. — A feeling of tiredness that reduces performance.
  2. 4. volume — The total amount of blood circulating in the body.
  3. 7. training — Exercise that improves the body’s use of oxygen over time.
  4. 10. training — Exercise used to build muscle and improve force production.
  5. 12. — The parts of the cell that produce energy using oxygen.
  6. 13. — A lifestyle with very little physical activity.
  7. 14. acid — A substance associated with intense exercise and rising lactate levels.
  8. 16. volume — The amount of blood pumped by the heart in one beat.
  9. 18. threshold — The point where lactate begins to build up quickly in the blood.
  10. 20. — Traits passed down from parents that affect fitness.
  11. 21. — The movement of gases like oxygen and carbon dioxide from high to low concentration.
  12. 22. mass — The amount of muscle tissue on the body.
  13. 24. — The mental drive to keep training or competing.
  14. 25. ventilation — The movement of air into and out of the lungs.
Down
  1. 2. capacity — The body’s ability to take in, transport, and use oxygen.
  2. 3. — The stored form of carbohydrate in the muscles and liver.
  3. 5. max — The maximum amount of oxygen the body can use during exercise.
  4. 6. — The ability to keep performing an activity over time.
  5. 8. output — The total amount of blood pumped by the heart each minute.
  6. 9. lactate — The amount of lactate present in the bloodstream.
  7. 11. status — The body’s level of water balance.
  8. 15. — The body’s immediate source of usable energy.
  9. 17. quotient — The ratio of carbon dioxide produced to oxygen used.
  10. 19. comfort — How well the stomach and intestines feel during exercise.
  11. 23. of movement — Using energy efficiently while moving.