Carina of trachea Carina of trachea In anatomy, the carina is a ridge of cartilage in the trachea that occurs between the division of the two main bronchi. This occurs at the lower end of the trachea (usually at the level of the 4th thoracic vertebra, which is in line with the sternal angle, but may raise or descend up to two vertebrae higher or lower with breathing). This ridge lies to the left of the midline, and runs antero-posteriorly (front to back). Foreign bodies that fall down the trachea are more likely to enter the right bronchus. The mucous membrane of the
Is This What You Want? the Walrus",<ref name="Staunton/RM 04">Terry Staunton, "Jackie Lomax: "Is This What You Want?"", "Record Collector", July 2004; available at Rock's Backpages (subscription required; retrieved 31 October 2012).</ref> and, conversely, pre-empting the similar-sounding "Come Together" by a full year.<ref name="Unterberger/AM">Richie Unterberger, "Jackie Lomax "Is This What You Want?"", AllMusic (retrieved 31 October 2012).</ref> Recording for "Is This What You Want?" began at EMI Studios in London in June 1968 and continued through the summer in between Harrison's work on the Beatles' White Album. While working alone at Trident Studios, down the hall from where the band were recording, Lomax was invited to