The Cardiovascular System: Anatomy and Physiology from an herbalists perspective. This my absolute favorite diagram I used during nursing school at Jesuit!
Blood flow of the heart drawing
Tessa Perlow - Anatomical human heart - Hand stretched and embroidered linen One of a kind artwork
Diagram of the human heart (cropped) - Circulatory system - Wikipedia, the free encyclopedia
Typographic anatomical heart poster - I think it should be titled "lub dub" instead of thump thump.
Helpful Diagram of the Heart