Alveoli are tiny air sacs in your lungs that take up the oxygen you breathe in and keep your body going. Although they’re microscopic, alveoli are the workhorses of your respiratory system. People ...

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 ...

From asthma to chronic obstructive pulmonary disease (COPD), there are a variety of conditions that can affect the lungs. Wheezing or general shortness of breath may be signs that the lungs aren’t ...

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, ...

Red blood cells (RBCs) are a type of blood cell whose role is to transport oxygen from the lungs to the peripheral tissues of the body. Oxygen diffuses from the alveoli of the lungs into the RBCs, ...

The alveoli are microscopic, balloon-like structures in the lungs that play a crucial role in respiration. If they are damaged, they may be able to self-repair, but medical attention is key to ...

Hypoxemia is defined as a condition where arterial oxygen tension or partial pressure of oxygen (PaO2) is below the normal value, which is typically between 80 and 100 mmHg. Alveolar ventilation is ...

Draper and Whitehead and their co-workers 1 have described a phenomenon which they have called ‘diffusion respiration’. In experiments with dogs, they have shown that the blood under certain ...