Involved in the mechanics of breathing; The muscles involved in this type of breathing are the diaphragm, the external intercostal muscles, and the accessory respiratory muscles (activated when respiration increases significantly) Forced Exhalation.
Nitro- a combining form (used also adjectively) designating certain compounds of nitrogen or of its acids, as nitrohydrochloric, nitrocalcite; also, designating the group or radical NO2, or its compounds, as nitrobenzene
Nitrous oxide (N2O) is simply a gas which you can breathe in. It has no color, smell, and doesnât irritate. It was discovered in 1772. âOn the day when the inflammation was the most troublesome, I breathed three large doses of nitrous oxide.