air

ЛЕКЦИЯ № 29. The nose

The respiratory system permits the exchange of oxygen and carbon dioxide between air and blood by providing a thin cellular membrane deep in the lung [...]

ЛЕКЦИЯ № 26. Air flow

Air moves from areas of higher pressure to areas of lower pres sure just as fluids do. A pressure gradient needs to be established to move air. Alveolar [...]

ЛЕКЦИЯ № 23. Respiratory system

The respiratory system is structurally and functionally adapt ed for the efficient transfer of gases between the ambient air and the bloodstream as well [...]