Match the following. Match the items in the left column to the items in the right column. 1. circulatory system
the part of the body that is made up of the muscles
2. internal system
the parts of the body that are related to the movement of blood
3. muscular system
the bones found in the body
4. skeletal system
the organs inside the body and how they function together

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).