Across
- 2. the fine branching blood vessels between arteries and veins
- 3. heart is relaxed and fills with blood
- 5. breathing in
- 7. blood vessels that carry mainly oxygen-depleted blood towards the heart
- 9. With oxygen. When exercise is not too fast and is steady, the heart can supply all the oxygen that the working muscles need
- 10. consumption of fluids to replace those lost during exercise
- 13. the process of the heart going through the stages of systole and diastole
- 14. stroke volume x heart rate
- 15. A temporary oxygen shortage in the body tissues arising from exercise, creating the need for EPOC
- 17. without oxygen, when exercise duration is short and at high intensity
Down
- 1. Muscular-walled tubes forming part of the circulation system by which blood is conveyed away from the heart to all parts of the body
- 4. the dilation of blood vessels to increase blood flow
- 6. air sacs in the lungs
- 8. breathing out
- 11. Time required to repair the damage to the body caused by training or competition
- 12. Light aerobic exercise and stretching performed after activity has ceased
- 16. refers to the amount of oxygen needed to recover after exercise