Oxygen diffuses across the alveolar and capillary partitions to the bloodstream, binding to hemoglobin in crimson blood cells. At the same time, carbon dioxide, a byproduct of mobile metabolism, diffuses with the blood in the alveoli to be exhaled. pulmonary ventilation a measure of the rate of ventilation, referring to https://emiliohwlbp.frewwebs.com/37883655/getting-my-ventilation-ductwork-to-work