Inhalation and exhalation is the same as breathing or ventilation and is a physical process which moves air into and out of your lungs. Respiration is not the same as breathing, and is a chemical ...

Respiration is the process by which energy is released from food in our body. The function of respiratory system is to breathe in oxygen for respiration producing energy from food, and to breathe out ...

While we breathe, we inhale oxygen along with nitrogen and carbon dioxide which co-exist in air. The inhaled air reaches lungs and enters alveoli where oxygen diffuses out from alveoli into blood, ...

Respiration is a chemical reaction that happens in all living cells, including plant cells and animal cells. It is the way that energy is released from glucose so that all the other chemical processes ...

Why do we inhale oxygen and exhale carbon dioxide? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer ...

Human beings like other land animals breathe though their nostrils in noses and with the help of lungs. A pair of lungs are located in the airtight thoracic cavity that is bounded by a convex muscular ...