Oxygen-rich blood . 1. enters the right atrium
2. is pumped to the body by the left ventricle
3. is pumped to the lungs by the right ventricle
4. passes from the right ventricle into the left atrium

Jake used to go surfing with his friends several times each week recently he has been spending a lot of time playing computer games what do you predict will be result of this change

Life expectancy in the united states is (76.4 for men and 81.1 for women). life expectancy is not the same as healthy life expectancy. healthy life expectancy is the number of years a person is expected to live in this number is obtained by subtracting years spent in poor health from overall life expectancy. the world health organization (who) calculates healthy life expectancy in 194 countries. the united states ranks twenty-ninth in the world using this measurement, with an average of of healthy life expectancy. singapore ranks number one (76 years), and japan is number two (75 years).

Describe the structure of a monosaccharide and name the three monosaccharides important in nutrition.