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
History of beliefs about the human body his pudenda (sex organs) then thou shalt place thy finger on it and examine his belly and knock on the fingers (percuss) if thou examinst his that has come out and has arisen by his cough. Then thou shalt say concerning it: it is a swelling of the covering of his belly. It is a disease which I will treat”. The distinct medical tone focuses on what can be felt externally to infer the maladies of the body. The body was born in the correct state but could was falable and fixable with the correct intervention and feeling and using