eupnea
normal, good, unlabored breathing, employing only the elastic recoil of the lungs; highly regular, with rhythmic bursts of activity during inspiration only to the diaphragm and external intercostal muscles
en-US/jupˈniə/
normal, good, unlabored breathing, employing only the elastic recoil of the lungs; highly regular, with rhythmic bursts of activity during inspiration only to the diaphragm and external intercostal muscles