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
Papal name used by one or more legitimate popes (e.g. Benedict X was later reckoned as antipope). Immediately after a new pope is elected, and accepts the election, he is asked in Latin "By what name shall you be called?"† The new pope chooses the name by which he will be known from that point on. The senior Cardinal Deacon, or Cardinal Protodeacon, then appears on the balcony of Saint Peter's to proclaim the new pope by his birth name, and announce his papal name: <poem> Annuntio vobis gaudium magnum: Habemus Papam! Eminentissimum ac reverendissimum dominum, dominum [baptismal name], Sanctæ Romanæ Ecclesiæ