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Trachea
 
 
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Trachea is a common term for 'Wind Pipe' an airway through which respiratory air passes in organisms. In vertebrates, it is held open by up to 20 C-shaped rings of cartilage.

Trachea may refer to:










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Trachea is a common term for 'Wind Pipe' an airway through which respiratory air passes in organisms. In vertebrates, it is held open by up to 20 C-shaped rings of cartilage.

Trachea may refer to:

  • Vertebrate trachea
    Vertebrate trachea

    The traceartes, or windpipe, is a tube that has an inner diameter of about 20-25 mm and a length of about 10-16 cm in humans. It commences at the larynx and bifurcates into the primary bronchus in mammals, and from the pharynx to the syrinx in birds, allowing the passage of air to the lungs....
    , in terrestrial vertebrates, such as birds and mammals
  • Invertebrate trachea
    Invertebrate trachea

    Many terrestrial animal arthropods have evolved a closed respiratory system composed of spiracles, tracheae, and tracheoles to transport metabolism gasses to and from tissue....
    , in terrestrial invertebrates, such as insects and crustaceans