1. Adrenaline increases due to nervousness he may have felt prior to the race
2. Stress caused the system to respond
3. The systems are working to ensure the body has the maximum number of nutrients
4. The levels of glucose in the blood would rise as cell require more of it to cope with changes to the body
5. the nutrients in water normal in his mouth are being absorbed by the body
6. The muscles will use a lot of energy as they apply all of their strength to the task of rowing this will cause an increase in heat , increased heart rate and a higher number of breaths per minute. The body will respond by sweating.
7. Cells require more O fast in order to produce ATP so O2 will have to be dispensed so as to make more room for O
8. Lactic acid build up
9. The gasses create heat when released and he has to try even harder to cool down, before the race he drank water
10. He has done this by slowing his pace down as he gets his boat into a steady speed, this will conserve energy for the rest of the race
11. His body starts to adjust itself to its environment easierly
12. His body must account for the need of his cells to replenish themselves after the race
13. His body is not raising its temp. like in the race it is cooling down
14. The temp has gone up as has his lactic acid levels while the glucose and creatinine levels went down
15. He has rested and allowed his body to recover
16. He has sweat off the 4 ibs
17. Hormones are made at a lesser level as they require water to be made
18. If he drank too much the strain on his digestive system would cause him to puke
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