"A02.633.567.900.300" . . . . "404"^^ . . . . . . "Diaphragm"@en . . "117"^^ . . "Diaphragm"@en . "In human anatomy, the thoracic diaphragm, or simply the diaphragm (Ancient Greek: \u03B4\u03B9\u03AC\u03C6\u03C1\u03B1\u03B3\u03BC\u03B1 di\u00E1phragma \"partition\"), is a sheet of internal skeletal muscle that extends across the bottom of the thoracic cavity."@en . .