Friday, May 8, 2009

Introduction

"Metabolism is the set of chemical reactions that occur in living organisms in order to maintain life. These processes allow organisms to grow and reproduce, maintain their structures, and respond to their environments.

We measured the basic body metabolic parameters:
- pulse,
- respiration rate,
- blood pressure,
- temperature and sweat.

The objective of this lab measures body metabolic mechanisms in response to different
levels of exercise: the pulse, the respiration rate, the blood pressure, the temperature (internal and external) and the sweat."



The main reason of this lab was to show how the body (circulatory and respiratory systems) reacts when the breathing gets faster. With low, mild and high intensive physical activity it wasn’t hard to see that the body is easily affected by the heart rate. Of course the pulse, respiration rate, the systolic and diastolic blood pressure, the internal and external temperature would change between the levels of activity. With no surprises, this is what actually happened. What was asked to do was to be completely at rest for 10 minutes, which was the low physical activity. After the 10 minutes of relaxation, the pulse, respiration rate, the blood pressure and temperature needed to be taken. Then, it was time for the mild physical activity to start; walking was the activity was suggested. After 5 minutes of normal paced walking, the pulse, the respiration rate, blood pressure and temperature were to be taken once again. For the high physical activity level, running was a good way to go with. And after 5 minutes of non-stop high activity, the pulse, respiration rate, blood pressure and temperature were to be taken for the third time.

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