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Articles related to the human body

How Long Does HIV Live Outside the Human Body?
May 29, 2014 ... One of the most common questions we get here at About.com's HIV site is regarding HIV and how long it lives outside the human body. People ...
http://aids.about.com/od/technicalquestions/f/hivoutside.htm
Chemical Composition of the Human Body
Most of the human body consists of water, which is made from hydrogen and oxygen. The most abundant element in the body is oxygen. Steve Allen, Getty ...
http://chemistry.about.com/od/chemicalcomposition/a/Chemical-Composition-Of-The-Human-Body.htm
Elements in the Human Body - Chemistry - About.com
Answer: Most of the human body is made up of water, H2O, with cells consisting of 65-90% water by weight. Therefore, it isn't surprising that most of a human ...
http://chemistry.about.com/cs/howthingswork/f/blbodyelements.htm
Elemental Composition of the Human Body by Mass - Chemistry
This is a table of the elemental composition of the human body by mass for a 70 kg (154 lb) person. The values for any particular person may be different, ...
http://chemistry.about.com/od/lecturenoteslab1/a/Elemental-Composition-Of-The-Human-Body-By-Mass.htm
How Many Atoms Are in the Human Body? - Chemistry - About.com
There are approximately 7 x 10 27 atoms in the average human body. This is the estimate for a 70 kg adult human male. Generally, a smaller person would ...
http://chemistry.about.com/od/biochemistry/a/How-Many-Atoms-Are-In-The-Human-Body.htm
Elements in the Human Body - Chemistry - About.com
Find out what elements are in the human body and what these elements do.
http://chemistry.about.com/od/periodictableelements/ig/Elements-in-the-Human-Body/
Chemical Composition of the Human Body - Chemistry - About.com
Here's a look at the chemical composition of the human body, including element abundance and how each element is used. Elements are listed in order of ...
http://chemistry.about.com/od/biochemistry/tp/Chemical-Composition-Of-The-Human-Body.htm
How Much of Your Body Is Water? What Percentage? - Chemistry
Answer: The amount of water in the human body ranges from 50-75%. The average adult human body is 50-65% water, averaging around 57-60%.
http://chemistry.about.com/od/waterchemistry/f/How-Much-Of-Your-Body-Is-Water.htm
What Happens To The Human Body In A Vacuum
There are a number of things about being in space, in a vacuum, which could cause harm to the human body. You wouldn't want to hold your breath. This would ...
http://space.about.com/cs/basics/a/bodyvacuum1.htm
Elements in the Human Body by Mass Percent
You can download or print this pie chart of elements in the human body. The graph shows elemental composition according to mass percent.
http://chemistry.about.com/od/chemicalcomposition/ss/Elements-In-The-Body-By-Mass-Percent.htm
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