Blood, Blood Cell, Cell, Red Blood Cell, Human Cell, Platelet, Human Blood Vessel, Red, Human Cardiovascular System, Flowing, Macro, Three-dimensional Shape, Backgrounds, High-scale Magnification, Human Artery, Motion, Microbiology, Magnification, Close-up, Scientific Micrograph, Digitally Generated Image, Group of Objects, Digital Enhancement, Large Group of Objects, Horizontal, Focus On Foreground
