There is a big difference between external and internal respiration. External respiration is basically the transfer of gas between respiratory organs such as lungs and the outer environment. It takes place prior to internal respiration. Internal respiration is the transfer of gas between the blood and cells.
Whatever happened to Julian Lennon? After seven years away from the limelight - a time spent getting his life back together after a disillusioning experience with pop stardom' - the son of a beloved rock icon returns to the public eye and ear with his own record label and a new album, Photograph Smile.
Julian Lennon at the unveiling of the John Lennon Peace Monument in Liverpool, October 2010. Lennon's first son, Julian, was born during his marriage to Cynthia as his commitments with the Beatles intensified at the height of Beatlemania. Lennon was touring with the Beatles when Julian was born on 8 April 1963.