Coughing

Coughing is a reflex action started by stimulation of
sensory nerves in the lining of the respiratory passages – the tubes we use to breathe. When a person coughs,
there is a short intake of breath and the larynx (the voice box) closes
momentarily. The abdominal and chest muscles used for breathing contract, which
in…

https://drbeshow.com/2019/08/08/coughing-2/