Cyclone â found in the luxury Neorest toilets, the Cyclone flushing system is just like the Double Cyclone system, only it uses one powerful nozzle of water instead of two due to the Neorest not having a tall tank. The Cyclone is a quiet flush and does not make a refilling noise after the flush.
Confidence votes 35. The Diffusion is the exchange of oxygen (O2) and carbon dioxide (CO2) between the alveoli and the blood. So blood that is pumping through the capillaries in the lungs has a low concentration of O2 and a high concentration of CO2, in the alveoli it is high concentration O2 low concentration CO2.
Where does the exchange of gases between the lungs and the blood take place? An alveolus (plural: alveoli, from Latin alveolus, little cavity) is an anatomical structure that has the form of a hollow cavity.