Across
- 1. An increase in heart rate results in this pressure increasing
- 2. This evaporates on the skin to cool you down
- 4. This happens to the blood so it can get to the parts of the body that need it
- 5. The colour the face becomes as you exercise
- 6. This acid builds up as you continue to exercise
Down
- 1. This quickens and deepens as you begin to exercise
- 3. This increases to supply the working muscles with more blood