Look up trachea in Wiktionary, the free dictionary.
Trachea is a common biological term for an airway through which respiratory air transport takes place in organisms. Wikipedia does not have an article with this exact name. ... Wiktionary (a portmanteau of wiki and dictionary) is a multilingual, Web-based project to create a free content dictionary, available in over 150 languages. ... In animal physiology, respiration is the transport of oxygen from the ambient air to the tissue cells and the transport of carbon dioxide in the opposite direction. ...
The cells that line the trachea have minuscule hairs, which collect any dust that you inhale, and prevent it from entering your lungs. It is then removed by coughing.
To prevent food from entering your windpipe, it has a small flap of skin at the entrance. When you eat, this flap closes over your trachea to prevent food from entering.
Vertebrate trachea, in terrestrial vertebrates, such as birds and mammals, the trachea allows oxygen and carbon dioxide to move from the throat to the lungs
Invertebrate trachea, in terrestrial invertebrates, such as onychophorans and insects, tracheae conduct air from outside the organism directly to all internal tissues
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The average trachea size for an adult Bulldogs is size 7 trachea, which is based on the size of the trachea tube used in surgery.
The higher number the wider the trachea is. However, it is impossible to determine exact size as many vets try and use a general (size 7 or 8) tube whne in fact maybe a 9 would have fit fine.
It's most important to do so, Trachea's in Bulldog are tricky, and one should be very well experienced when dealing with Bulldogs and surgery.