Chinese woodcut: Form and position of the kidney

Woodcut illustration from Shenti sancai tuhui (Coloured Illustrations of the Body), by the Ming (1368 - 1644) author Wang Siyi. The image shows the form and position of the kidney. It has two lobes, one on the left and one on the right. The kidneys are located below the 14th vertebra, 1.5 cun (Chinese/proportionate inches) from it on either side.

PICTURE TITLE: Illustration of the kidney. OTHER LETTERING: Kidney; kidney