lumbar part of diaphragm(redirected from pars lumbalis diaphragmatis)
lum·bar part of di·a·phragm[TA]
the portion of the diaphragm that arises from the upper lumbar vertebrae and from the medial and lateral arcuate ligaments. See: right crus of diaphragm, left crus of diaphragm, lateral arcuate ligament, medial arcuate ligament.
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