Chinese woodcut: Form and position of the heart

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 heart. It is situated beside the 5th vertebra, below the lung, above the diaphragm. It is the ruler of the zang viscera.

PICTURE TITLE: Illustration of the heart. OTHER LETTERING: Lung cavity; lung nexus (fexi); heart nexus (xinxi); liver nexus (ganxi); kidney nexus (shenxi); spleen nexus (pixi). All five viscera are subordinate to the heart.