Thursday, September 19, 2013

Homeostasis Lab aka Forced Hypothermia

Recently my lab group and I have created a forced hypothermia lab over a 10 minute period. We checked the 4 test people's vials (blood pressure, heart rate, and body temperature). With our findings we noticed that the body temperature would rise then regulate to the normal body temperature. The initial temperatures ranged from 97 to 99 then once our 4 test people entered the water they would drop about 2 to 3 degrees. This is because the body is in shock and is cold! Our heart rate would start high because they were nervous and then by the end it would go to normal rate but in-between the start and end the heart rate would drop which is because the heart's blood vessels will shrink because less blood is delivered to the heart.  The blood pressure was aortic because the body was in shock because of the cold. After this lab I learned that I am very glad I didn't go in the ice bath because not only were you cold people got grumpy! But in all seriousness homeostasis does really work and to see it in action was really amazing. I am glad we did this lab because I had the chance to visualize and learned more about homeostasis and how it works with the body.

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