Breath
Breath
Breath (/brɛθ/) is the process of taking air into and expelling it from the lungs.
Etymology
The word "breath" comes from the Old English brǣþ, which is akin to the Old High German brādam, both meaning "breath" or "exhalation".
Definition
Breath is the air that is inhaled and exhaled in respiration. It is a vital process for all human beings and most animals, as it is the primary method of providing the body's cells with oxygen and removing carbon dioxide.
Related Terms
- Respiration: The process of inhaling oxygen and exhaling carbon dioxide.
- Inhalation: The act of drawing air or other substances into the lungs.
- Exhalation: The act of expelling air from the lungs.
- Oxygen: A chemical element that is a crucial part of the air we breathe.
- Carbon Dioxide: A waste product produced by the body's cells during respiration.
- Lungs: The pair of organs where the exchange of oxygen and carbon dioxide takes place.
See Also
External links
- Medical encyclopedia article on Breath
- Wikipedia's article - Breath
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