Trachea act as a resonator to amplify sound. In some birds, the tracheal rings are complete, and may even be ossified. In amphibians, the trachea is normally extremely short, and leads directly into the lungs, without clear primary bronchi. A longer trachea is, however, found in some long-necked salamanders, and in caecilians. While there are irregular cartilagenous nodules on the amphibian trachea, these do not form the rings found in amniotes. The only vertebrates to have lungs, but no trachea, are the lungfish and the "Polypterus", in which the lungs arise directly from the pharynx. The word "trachea" is used to
By Any Name John, was released in early 2006 and was well received by critics and as well as fans of John herself. Much like the film, the book follows the story of Dr Elizabeth Santer who is desperately trying to help the man known as John West rediscover his memory despite warnings that West might be dangerous and is suspected of Terrorist activities. By Any Name By Any Name is a 2016 British action thriller film, that has won two awards at the 2016 North Wales International Film Festival and is based on the book of the same name by Catrin Collier.