Evolution of the cochlea Evolution of the cochlea Cochlea is Latin for “snail, shell or screw” and originates from the Greek word κοχλίας "kohlias". The modern definition, the auditory portion of the inner ear, originated in the late 17th century. Within the mammalian cochlea exists the organ of Corti, which contains hair cells that are responsible for translating the vibrations it receives from surrounding fluid-filled ducts into electrical impulses that are sent to the brain to process sound. This spiral-shaped cochlea is estimated to have originated during the early Cretaceous Period, around 120 million years ago. Further, the auditory innervation of the spiral-shaped cochlea
Jock Stirrup the following honours: Jock Stirrup Marshal of the Royal Air Force Graham Eric Stirrup, Baron Stirrup, (born 4 December 1949), informally known as Jock Stirrup, is a former senior Royal Air Force commander who was the Chief of the Defence Staff from 2006 until his retirement in late 2010. He is now a Crossbench member of the House of Lords. In April 2013, he was appointed a Knight of the Order of the Garter by Queen Elizabeth II. As a junior RAF officer, Stirrup was a jet pilot, and saw action in the Dhofar War. Later in his career, he