Application of biomimetic tongue substrate to investigate the role of friction and vibration in sensory texture perception ScienceDirect Microbiota of the Tongue and Systemic Connections: The Examination of the Tongue as an Integrated Approach in Oral Medicine PDF) Manual Solution for Theory of Vibration W.T. Thomson, M. Dahle Wearable, epidermal devices for assessment of swallowing function npj Flexible Electronics The vagus nerve is a primary carrier of information describing the state of the body to the brain, and transmitting information from the brain back to the body. It's a feedback mechanism