Trachea annular ligaments of trachea. The epiglottis closes the opening to the larynx during swallowing. The trachea develops in the second month of development. It is lined with an epithelium that has goblet cells which produce protective mucins (see "Respiratory epithelium"). An inflammatory condition, also involving the larynx and bronchi, called croup can result in a barking cough. A tracheotomy is often performed for ventilation in surgical operations where needed. Intubation is also carried out for the same reason by the inserting of a tube into the trachea. From 2008, operations have experimentally transplanted a windpipe grown by stem cells, and
My Name Is 'A' by Anonymous to releasing the film Ryan chose to release the work anonymously due to negative initial critic reviews. At this point the film's title had changed to "My Name Is 'A'" and Ryan added the words "By Anonymous" to the title to reflect on what was supposed to be the anonymity of the director. He later decided against releasing the film anonymously, but chose to leave "By Anonymous" in the title to reflect on the anonymity of several of the characters in the film. Theatrical and VOD film rights to "My Name Is 'A' By Anonymous" were purchased shortly after its