Trachea the trachea. The trachea is no more than 4mm diameter during the first year of life, expanding to its adult diameter by late childhood. The trachea is more mobile and of more variable length, deeper, and smaller in children. The trachea is lined with a layer of pseudostratified ciliated columnar epithelium. The epithelium contains goblet cells, which are glandular, modified simple columnar epithelial cells that produce mucins, the main component of mucus. Mucus helps to moisten and protect the airways. Mucus lines the ciliated cells of the trachea to trap inhaled foreign particles that the cilia then waft upward toward
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.