1 vote Vote for this answer. The dreaded 'more information than you need'. Percentage of water making up tissues, organs, fluids and bone in the human body: Brain 75%, Heart 75%, Lungs 86%, Muscle 75%, Liver 85%, Kidney 83%, Bone 22%, Blood 83%, Saliva 95%, Perspiration 95%. http://www.sumeria.net/oxy/o3.html.
If you are a resident of Mexico or Canada or a national of the United States, you can also claim a personal exemption for your spouse if your spouse had no gross income for U.S. tax purposes and was not the dependent of another taxpayer. In addition, you can claim exemptions for your dependents who meet certain tests.
1 Generally, you may not claim a married person as a dependent if they file a joint return with their spouse. 2  Also, to claim someone as a dependent, that person must be a U.S. citizen, U.S. resident alien, U.S. national or resident of Canada or Mexico for some part of the year. If someone else â such as your parent â claims you as a dependent, you may not claim your personal exemption on your own tax return. 2  Some people cannot be claimed as your dependent. 3  Generally, you may not claim a married person as a dependent if they file a joint return with their spouse.