Another Day

Tuesday, March 6, 2007

from nose hairs to callouses

I was reminded the other night of how I stand in complete AWE of the human body. If you really think about it (and for a moment, please do) our bodies are truly amazing. I remember learning that blood cells are made inside of bones. How cool is that? Bones aren't just dead, hard things that help us stand up. They are safety "bunkers" that are protecting and making new blood cell "soldiers" to go out into the body. Is that good design or what? And check out our spinal cord...protected again by bone. But, not just a single bone...but a whole column of bones, each with a hole in the center to encase the fragile cord. And our hearts are basically in a cage of bones called ribs. All to protect such vital parts of our bodies. Good design or what?

I remember learning in Anatomy and Physiology about all the "checks and balances" our body has in place to deal with any type of "malfunction". When you don't get enough blood flow to your brain, what happens? You pass out, fall down,...and where does the blood flow then? (to your noggan, of course). When your body is invaded by bacteria...up goes you fever to make the body temperature undesirable to the new invaders. When you have major trauma, you go into "shock" because your blood is shunting internally to protect your most vital inner organs. All of this is to save you. In effect, every single body response is in some way trying to save and protect itself.

From the heart being a muscle that will essentially keep on beating outside of the body to how sound is interpreted by 3 little bones...you explain it. From shivering to produce heat and make our bodies warm to sweating to cool us off...is this good design or what? I could go on and on. And to think that it all starts from two cells that join to divide and make more and more cells. And these cells at some point decide to change (yet to really be understood how) from each other...some to become bone, others become muscle, yet others become an eyeball...you explain it. And with all the medical wisdom we've been given, nothing yet can really duplicate the real, functioning human body.

So from the nose hairs that filter each breath of air we breath..to callouses that form on our feet to keep our shoes from rubbing a hole in our feet....WE ARE WONDERFULLY MADE.

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