Monday, September 12, 2011

Homeostasis

I could act like I am high and mighty know it all bout homeostasis but alas I am not. Negative feed back I can get from my own body. It is a constant thing we investigate in cross country. In fact we check before and after every run. Our heartbeat/heart rate. Now if I could show you a little video I Would but I don't have one. Darn! Anyways, here is an example.

Day something something. Activity: el diablo (coughcoachcough)
Total: 20 some odd kids, 1 extremely sick, 5 injured and 14 healthy

Heart rate for the team average 90 beats per minute at the beginning, without the adrenaline rush. 120 for the sick kid.

At the end of the run the team average a 150/160 per minute beat. 180 for the sick kid. Now you can honestly agree that the sick kid was having negative feed back working in her body to get it back to normal. It didn't happen. Said girl went out of school, for nearly five days. Have you guessed? That sick kid was me.

homeostasis in any body is all the chemicals and functions in said body, weather it be healthy or not, working together to create a common balance. In other words, if you feel good that means you are in a state of homeostasis. If you don't feel good, like the sick girl (me), then your body is working to put itself back into homeostasis.

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