unchanged
The function of the ciliated epithelium of the tracheobronchial tree is secretion and absorption. These cells control the mucus produced.
It is within the neck and chest
respiratory bronchioles, alveolar ducts and alveoli
Respiratory system has got cilia all over the tracheobronchial tree. This protect the respiratory system from damage.
Tracheobronchial lymph nodes
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Cilia are present all over the bronchial tree. Cilia push the foreign particles out wards. By this way cilia protect your respiratory system from damage by particles. Cilia also push the bacteria out from the respiratory tract.
A patent case involves copyrighted or patented material. The word patent can also mean the subject matter is obvious on its face.
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it is wide open
One type of patent is the design patent, which protects "ornamental characteristics." If the design is sufficiently innovative, it may receive a design patent.
It means it is open and functioning. patent=functional.