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.
exists and is an alternate of . Making the world better, one answer at a time. Both the parasympathetic and sympathetic nervous systems innervate the heart. The parasympathetic nervous system functions in regulating heart rate through the vagus nerve, with increased vagal activity producing a slowing of heart reate.