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
More Is More More Is More "More Is More" is a song performed by American pop recording artist Heidi Montag, and was released on April 3, 2009. The uptempo dance-pop song is lyrically about going to a club with friends and receiving attention from men. The song debuted at number 50 on "Billboard" Hot Dance Club Songs chart in July 2009 and peaked at number 27, becoming Montag's first and only charting single to date. "More is More" is an uptempo dance-pop song that makes heavy use of synthesizers, especially the auto-tune software to alter Montag's voice. Lyrically, the song is about going