The vagus nerve (cranial nerve X) is the body’s longest cranial nerve — running from the brainstem through the neck, chest, and into the abdomen. It controls vital parasympathetic functions: Slows heart rate Stimulates digestion Controls voice and swallowing Communicates with the liver, lungs, and gut The vagus nerve is also key to the gut-brain axis, linking emotional and physical health. This 3D animation traces its path and connections. Based on SciePro’s 3D anatomy model. Available for B2B l