This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Short axis tags. Movie format of beating heart obtain using MRI scanner single slice through the heart in short axis midventricular view Tissue tags lines of magnetization have been applied across the myocardium to depict the twisting and bending motion as the heart contracts Clarke Clarke This is an image of me obtained and owned