👉 Laryngismus is a term used in medicine to describe the movement of the voice box, which includes the vocal cords and the larynx. Laryngismus can be divided into two main types: vocal laryngism (also known as phonation) and nasal laryngism. Vocal laryngism involves the muscles that control the voice box, including the arytenoid cartilage in the pharynx and the vocal cords themselves. The voice box