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.
What are the structures in the lungs where gas exchange takes place? The alveolus (plural = alveoli) is the tiny air sac in the lung  where gas exchange occurs. Oxygen from the inhaled air diffuses  through the walls of the alveoli and adjaceâ¦nt capillaries into the  red blood cells.