Cardiac Output

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Across
  1. 4. ____________ x heart rate = cardiac output
  2. 5. the highest average heart rate of an adult
  3. 7. caused by low cardiac output
  4. 8. the total output of blood from the heart in one minute
  5. 9. oxygen levels _________ within the blood
  6. 10. the lowest average heart rate of an adult
Down
  1. 1. an adult heart usually pumps about _____ litres of blood per minute
  2. 2. this increases during exercise
  3. 3. the number of times the heart beats per minute
  4. 6. short-term exercise _________ cardiac output