These bronchi even more divide into smaller sized and smaller tubes termed bronchioles. The bronchioles in the long run cause very small air sacs identified as alveoli, the place the actual gasoline exchange happens. Procedure: Constructive stress systems introduce air, developing a increased stress indoors and causing air to circulation https://riverofvjx.gynoblog.com/36474189/helping-the-others-realize-the-advantages-of-ventilation