👉 The term "phrenicoglottic" is a medical term that refers to the process of the brain and spinal cord communicating with the abdominal organs. This communication occurs through the phrenic nerve, which is a branch of the vagus nerve in the neck, and the glottis muscle, which is located between the pharynx and the larynx. When this communication takes place, it allows for the exchange of information between the brain and the body, allowing for the regulation