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PE - Pulse Rate Analysis and Evaluation
Member rating: No Rating | Words: | Submitted: Tue Mar 15 2005
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Pulse Rate Analysis and Evaluation The Hypothesis The harder the exercise you do, the more your heart will beat. Results BPM Exercise 1 2 3 Average per minute Rest 96 95 91 94 0N 128 132 136 132 10N 144 148 144 145.3 20N 148 152 156 152 30N 160 160 160 160 40N 176 168 172 172 50N 168 168 172 169.3 60N 172 176 176 174.6 70N 156 180 176 170.6 80N 180 180 180 180 90N 176 192 184 184 100N 184 188 188 186.6 Conclusion My evidence shows me that the more weight you carry, the higher your pulse rate becomes. The trend shown by my graph is that the line starts by increasing rapidly, then starts to level out when the student is carrying 30 Newtons. The science that explains this trend is that the muscles required for climbing up the stairs need a constant supply of blood, containing oxygen and glucose for energy. Oxygen is diffused into the blood through breathing in air into the lungs; this travels through the bronchi and bronchioles to the alveoli. The oxygen is diffused into the capillaries and into the blood network. The red blood cells carry the oxygen to the muscles. (The blood also picks up glucose from the digestive system.) Then the...
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