What Is Important Brain or Heart

Topics: Genetically modified organism, Blood, Heart Pages: 2 (527 words) Published: March 3, 2013
What is important.. brain or heart
Without your brain, you're not you. Your mental life, your internal life, your hopes, dreams, aspirations, what you love, what you dislike, your views and opinions. All these things are generated by your brain. Eliminate your brain and all those things stop. 

Your brain contains many cells, probably about a trillion (neurons + glia).  Like any other cells, the cells in your brain require a constant exchange of materials in order to continue to function.  The materials they need are delivered by the circulatory system; a system of vessels through which blood travels The pressure needed to move blood through the circulatory system is generated by the heart.  And so, if the heart is eliminated then the cells of the brain (and the other cells of the body) will no longer receive the materials (oxygen, minerals, vitamins, essential amino acids, glucose) they require in order to function.  So, if you take out the heart, you will effectively take out the brain too.

However, the heart is a purely mechanical organ, with a clear correlation between its structure and function, and as long as there is something cyclically generating the pressure required to distribute blood throughout the body, a biological heart is not a strict necessity for life. 

The same can't be said for the brain, and as I mentioned before, if you get rid of the brain, then that's you, gone. Gmo
Scientists say these crops are safe, but skeptics who fear unintended effects of genetically modified foods and feel like humans are playing the role of the lab rats in a giant experiment have waged a rear-guard action against "GMOs." Their latest battle? Proposition 37, which would require genetically modified foods or packaged foods containing GMOs to be clearly labeled when sold in California. It's easy to sympathize with the cause. The measure would simply add labels, not ban or in any other way regulate genetically modified foods. Giving consumers more...
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