Median plane

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Median plane
Surface lines of the front of the thorax and abdomen.
Latin planum medianum
Dorlands/Elsevier p_22/12644566

The median plane is a sagittal plane which bisects the body through the umbilicus.

It is one of the lines used to define the right upper quadrant of the human abdomen.

The midsternal line can be interpreted as a segment of the median plane.