The diaphragm

• A. Has an aortic opening which transmits the right vagus nerve
• B. Has an oesophageal opening at the level of T8
• C. Is pierced by the left phrenic nerve at the left dome
• D. Is supplied in its central part mainly by the pericardiophrenic and musculophrenic arteries
• E. Has a left dome which lies higher than the right dome