Trachea are generally highly elastic but they may calcify with age. The trachealis muscle connects the ends of the incomplete rings and contracts during coughing, reducing the size of the lumen of the trachea to increase the rate of air flow. The esophagus lies posteriorly to the trachea, adjoining along the tracheoesophageal stripe. Circular horizontal bands of fibrous tissue called the annular ligaments of trachea join the tracheal rings together. The cartilaginous rings are incomplete to allow the trachea to collapse slightly so that food can pass down the esophagus. A flap-like epiglottis closes the opening to the larynx during swallowing
What More Can I Say What More Can I Say "What More Can I Say" is a song from rap artist Jay-Z's studio album "The Black Album". It was released as a street single simultaneously as the official single "Change Clothes". It premiered on Hot 97 on October 22, 2003 and was the first track from "The Black Album" to be heard by the public. The song includes additional vocals from Vincent "Hum V" Bostic and was produced by The Buchanans. The intro has a sampled monologue by Russell Crowe from the film "Gladiator", the song also samples "Something for Nothing" by MFSB from their