respiration with supplemental oxygen delivered through a port in the mask. many emergency medical service and first aid personnel, as well as hospitals, will use a bag-valve-mask (bvm), which is a malleable bag attached to a face mask (or invasive airway such as an endotracheal tube or laryngeal mask...
is continued loss of carbon during aestivation. spat show negative growth (carbon loss) during aestivation; this is followed by positive growth (carbon accumulation) after the start of the rains. energy balance for the adult segment of the population is evaluated as growth, egg production, and respiration...