Confidence, not rates, is key for U.S. economy: Wells Fargo CEO. By Dan Freed. Still-fragile consumer confidence, rather than expected interest rate hikes, is the most important factor holding back a stronger U.S. economic recovery, Wells Fargo CEO John Stumpf said on Tuesday.
The lungs directly connect the respiratory system to the circulatory system, for in the lungs, oxygen will leave the air and enter the blood so that it can be transferred to all of the other cells in your body.he lungs directly connect the respiratory system to the circulatory system, for in the lungs, oxygen will leave the air and enter the blood so that it can be transferred to all of the other cells in your body.
Oxygen travels into the smallest air sacs of the lungs, called alveoli. Capillaries around these air sacs allow blood to exchange oxygen for unwanted carbon dioxide.The oxyge â¦ n-rich blood then returns to the heart to be pumped to the rest of the body. The carbon dioxide in the lungs is passed out of the body through the mouth and nose when we exhale.apillaries around these air sacs allow blood to exchange oxygen for unwanted carbon dioxide. The oxyge â¦ n-rich blood then returns to the heart to be pumped to the rest of the body. The carbon dioxide in the lungs is passed out of the body through the mouth and nose when we exhale.