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
iatrogenic. 1 (Med) (of an illness or symptoms) induced in a patient as the result of a physician's words or action. 2 (Social welfare) (of a problem) induced by the means of treating a problem but ascribed to the continuing natural development of the problem being treated.