Also known as respiration, it’s the process to Take air into the lungs and then expel it. Breathing is the process of moving air in and out by the components of the respiratory system to the lungs and makes ventilation, that’s why it’s also called ventilation.
Our two lungs are the primary organs of the respiratory system. When you breathe or take air to your lungs and then expel it, that time alveolus of the lung exchange air from the bloodstream. Every part of the body all time require oxygen to survive, by the air sac (alveolus) Get oxygen into the body and expel carbon dioxide switch places in the capillaries. Breathing is also central to speech, its help in producing voice and speech sounds.