Phoenix International Airport Terminal Information. Phoenix Sky Harbor International Airport has three passenger terminal buildings: Terminal 2, Terminal 3, and Terminal 4, the largest.
Heart rate and blood pressure are influenced by this nerve. As part of the parasympathetic nervous system, its effects are to lower both heart rate and blood pressure. In the lungs, the vagus nerve acts to constrict bronchi by causing the smooth muscles to tighten.
In fact, 80-90% of the nerve fibers in the vagus nerve are dedicated to communicating the state of your viscera up to your brain. Vagus Nerve in Yellow . The vagus nerve helps manage the complex processes in your digestive tract, including signaling the muscles in your stomach to contract and push food into the small intestine. A damaged vagus nerve cannot send signals to your stomach muscles.