right crus of diaphragm
Definition: the muscular origin of the diaphragm from the bodies of the upper three or four lumbar vertebrae that passes upward to the right of the aorta toward the central tendon; the esophageal hiatus is a parting of the fibers of the right crus to allow passage of the esophagus.
Synonym(s): crus dextrum diaphragmatisTA
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